Vocality V200, User Manual

Page 1: ...i User Manual for V200 Valid for V08_08 02 or V08_48 02 January 2014 ...

Page 2: ...onal Ltd Lydling Barn Lydling Farm Puttenham Lane Shackleford Surrey GU8 6AP United Kingdom Tel 44 0 1483 813 120 Fax 44 0 1483 813 121 For technical support email support vocality com For sales information email sales vocality com For online support registered users should visit www vocality com and select the support portal ...

Page 3: ...lating to the handling and storage of Electrostatic Sensitive Devices ESDs and assemblies We recommend strict observance of this standard during the installation of all options cards All cards should be handled in an ESD Protected Area EPA using approved materials wrist straps bonding cords etc from recognised suppliers All cards contain at least one ESD and all subassemblies containing PCBs shoul...

Page 4: ...orts are classified as SELV Safety Extra Low Voltage in accordance with EN60950 1 2006 and must only be connected to equipment which similarly complies with the SELV safety classification TNV2 Ports FXO module voice ports connect only to PBX extension ports which provide isolation from TNV3 voltages FXS module voice ports connect only to telephones The above named ports classified as TNV2 Telecom ...

Page 5: ...Control and Monitoring 9 2 2 1 2 2 Compact FLASH 9 2 2 1 2 3 Alarm Port 10 2 2 1 2 4 Gigabit Ethernet Router 10 2 2 1 3 Serial Data Card 10 2 2 1 4 E1 Digital Voice Card 10 2 2 2 Call Routing 11 2 2 3 Dynamic Bandwidth Allocation DBA 11 2 2 4 Configuration Information Storage 11 2 2 5 Redundancy and Hot swap 12 2 3 Network Topologies 13 2 4 LED meanings 14 2 4 1 Front Panel Status LEDs 14 2 4 2 Re...

Page 6: ...ole port 26 4 3 Password Protection 29 4 3 1 Login and logout scheme 30 4 3 2 Logging in from SSH 31 4 3 2 1 SSH password mode 32 4 3 2 2 SSH key mode 32 4 4 Feature Keys 32 4 5 Standard Configuration or Push Config 33 4 6 Using the menus 33 5 Getting started __________________________________________________ 36 5 1 Capturing and loading configurations 37 5 1 1 Equipment 37 5 1 2 Configuration 37 ...

Page 7: ...ity Network Upgrade Tool VNUT 45 5 5 1 Pre requisites 45 5 5 2 Installation 46 5 5 3 Vocality Operating System software 48 5 5 4 Running VNUT 48 5 5 5 Specifying the upgrade directory 49 5 5 6 Settings 51 5 5 7 Security settings 53 5 6 Issuing TTY commands 55 5 7 Issuing debug commands 56 5 8 Managing your unit from Linux 59 5 8 1 Pre requisites 59 5 8 2 Telnet access to the Vocality console 60 5 ...

Page 8: ...gnostics 72 5 12 TCP optimisation 72 5 12 1 How does PEP work 72 5 12 2 How to deploy PEP 74 5 13 Configuring IP aggregates 74 5 13 1 Hardware configuration 74 5 13 2 Software configuration 75 5 13 3 Routing 76 5 13 4 Keepalive Clocking implications 76 5 13 5 Bandwidth calculations 77 5 14 Setting up clocking for serial ports 77 5 14 1 Clock Hierarchy 78 5 14 2 Direction Conventions 78 5 14 3 Glob...

Page 9: ... satellite modems 92 5 18 1 Modem Settings 97 5 19 DHCP server relay 97 5 20 Configuring broadcast services 100 5 20 1 Pre requisites 100 5 20 2 Configuration 101 5 20 3 Voice menu settings 101 5 20 4 Vocality routing settings 102 5 20 5 Routing broadcast traffic between slots 103 5 20 6 Broadcast audio channel keying 103 5 20 7 FXS FXO ports 103 5 20 8 Serial tributary 103 ...

Page 10: ......

Page 11: ...roduct may make use of the following options or accessories Part Code Description 68153 FXS analogue voice option card 8 channel 68154 Ethernet switch card 68154 PoE PoE Ethernet switch card 68155 Digital Voice card ISDN E1 T1 PRI 24 30 channels 68155 DUAL Dual Digital Voice card ISDN E1 T1 PRI 48 60 channels 68156 FXO analogue voice option card 8 channel 68157 ISDN card single BRI 68059 ISDN expa...

Page 12: ...M C DCE to terminal DTE cable 68231A Four way serial data cable This manual assumes your unit is loaded with V08_08 02 or V08_48 02 VOS software standard or secure software respectively Note Products are made available with either standard or secure software The security product is classified as ECCN 5A002a 1 and is subject to export control Vocality products use a common operating system VOS but ...

Page 13: ...Key box or card for example IPSec requires the Security software RTUSEC and a Feature Key on all products Menu items dependent on a Feature Key or hardware option card are also prefixed wherever they are mentioned for example IP IPSec menu Attention is drawn to warnings cautions and notes used throughout the document by using a bold font and a box around the text WARNING Highlights any issue which...

Page 14: ...ort No No Voltage free changeover Cooling Convection Fan assisted Dual fan assisted Ethernet port2 2 to 16 1 to 24 Data ports 2 2 1 to 25 Data port presentation PORT1 DTE only PORT2 DCE only DTE or DCE DTE or DCE Open slots or bays 0 2 3 Voice FAX channels 2 FXS 4 wire Tie lines Up to 16 FXS or FXO with up to 8 4 wire Tie lines Up to 24 FXS or FXO with up to 12 4 wire Tie lines Option modules avai...

Page 15: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 5 of 114 with secure software variant only ...

Page 16: ...14 1 4 About User Manuals The accuracy and clarity of our User Manuals is important to us at Vocality If you find an error or have any queries which are not answered by our current documentation your local Vocality support team would be happy to hear from you E mail support vocality com ...

Page 17: ...0 is a powerful systems multiplexer which adds density scalability and redundancy to the portfolio of Vocality products It is not only conceived as a flagship unit that will support legacy V100 V50 networks but more strategically as a unit that will reliably perform as the hub of a mission critical network The 3U rackmount enclosure provides 10 bays which provide significant expansion and greater ...

Page 18: ...ave been dramatically raised in the V200 such that all Ethernet ports are triple speed Gigabit compliant with auto MDIX capability and standard serial data ports now operate at up to 10Mbps Despite this legacy support is still maintained for very low data rates in older networks 2 2 Capabilities 2 2 1 Option Cards There are a wide range of option cards available for the V200 High Speed CPU Card Po...

Page 19: ...a terse teletype mode for integration into the overall network management system The facility for uploading and downloading configuration data using script files is also provided The mandatory CPU card in Bay A of a V200 chassis is the master controlling entity Even when this card has a secondary for backup purposes in Bay B the leftmost card is the primary card unless it becomes faulty The unit m...

Page 20: ...ity with DHCP Server Relay functions built in A UDP relay function enhances this by allowing communication between a remote client and a server on the home network Users can plug their laptop into the remote V200 and log in to their home network surf the internet and pick up E mail The V200 IP port may also be used to provide IP aggregate connectivity between V200s over an intermediate IP network ...

Page 21: ...ndwidth available All synchronous data channels configured with a DBA clock source are assigned to this pool which is distributed between streams in proportion to their bit rate Your V200 smoothly adjusts the clock speeds on all DBA ports whenever there is a change IP data and asynchronous data ports including the remote management function automatically use the DBA pool Channels are granted bandw...

Page 22: ...esumes NOTE data will be lost during the brief switchover Part of the recovery strategy is also to be able to replace the faulty card without disrupting the flow of traffic through the active Secondary This is achieved through the ability to safely remove any card in the chassis with power applied without fear of damage to either the card or the chassis A replacement card may then be plugged in an...

Page 23: ...resses which relate to the decoded dialling digits Connections may be established between any ports in the network including the hub When indirect or onward routes are implemented at the hub voice fax data remains compressed Figure 2 3 Mesh network The expansion capabilities of the V200 make it an ideal foundation for a full mesh network Since any data port may be used as an aggregate link complex...

Page 24: ...may be configured to provide any combination of connectivity When used with the multiple configuration stores switching from one programme setup to the next is simple 2 4 LED meanings Each of the bays has an associated LED indicator 2 4 1 Front Panel Status LEDs The right most LED on the front panel shows the status of the main power supply Bay J and the LED next to it Bay I shows the status of th...

Page 25: ...e pattern is so fast that the LED appears orange the request to shutdown the card is made If the shutdown is successful the LEDs go off However if the button is released before the 5 second period the LEDs go back to their original port status use 2 5 Alarms The CPU card contains two alarm relays which are voltage free single pole changeover relays connected to the 6 way RJ45 Alarm Port one is des...

Page 26: ...rheat 3 3 Mechanical Construction The V200 is housed in a 3U tall 19 rackmount enclosure The enclosure comprises four parts incorporating chassis inner front panel outer front panel and lid The outer front panel houses two cooling fan inlets which must not be obstructed at any time and ten light pipes leading to LED indicators inside This panel may be safely removed during operation without turnin...

Page 27: ...ach bay amber or green The meaning of these indicators is discussed in Section 2 4 Figure 3 2 Front of a V200 3 4 Option Card Installation WARNING Static sensitive components ESD precautions must be observed when fitting Options Cards see Safety Instructions Figure 3 3 Standard CPU card Most of the option cards available are based on a standard CPU card with additional modules ...

Page 28: ...the two option card screws and remove the card Slowly slide out the card Next either replace the blanking plate or insert a new card in the option slot WARNING Empty bays must be fitted with a blanking plate Failure to ensure all bays either have a blanking plate or a card installed may cause the V200 to dangerously overheat 3 4 2 Power Supply Card Figure 3 4 Power Supply Card The A C PSU Card p n...

Page 29: ...rating chassis The appropriate blanking plate should be removed and the new card aligned and inserted into the slot either Bay I or Bay J with its power switch turned off The knurled fixings screws should be tightened before the second AC mains cord is plugged in and the switch turned on The new card will then operate in standby mode until required ...

Page 30: ...cality and Password Vocal1ty Note The password uses the number 1 instead of the letter i You can change these in the Users menu once you have logged in Step 3 From the Banner page select menus to configure Figure 4 2 Web interface Select from menu groups along the top and menus down the left hand side When you change any data on a menu the top of that menu will turn orange After entering data sele...

Page 31: ...ports often on the chassis or a particular card and Channel refers to a specific port within a slot This scheme is adapted to the physical arrangement of each unit see pictures in Section 4 1 2 This naming scheme applies only to multiplexer ports not the Ethernet ports 4 1 1 Node ID The most important item in the unit s configuration is the Node ID This is a unique number between 0 and 999 however...

Page 32: ...ckup CPU card in Bay B which is defined as the Slot 0 backup card and which is configured identically to the primary card In this example Bay C could then house Slot 1 and so on In fact the only rule is that Bay A must house the Slot 0 primary card all other logical slots may be located in any other physical Bay in any order Channel is a number which means the particular channel number within a sl...

Page 33: ...upervisor connections 1 8 Data port 1 to 8 9 Remote M C or console port 10 99 IP bridge tributaries from embedded bridge router Serial Data 1 4 Data ports 1 to 4 254 Virtual 0 31 IP aggregate or Virtual port for switched aggregate Table 4 2 V200 Default slot and port numbers assumed HSCPU in use Overview Aggregates and Tributaries A multiplexer is a device allowing one or more analogue or digital ...

Page 34: ...are will function in a similar way 4 2 1 1 Using the Web interface Note The Vocality web interface is intended for use by someone configuring a local unit which is accessed over TCP IP to Slot 0 of the unit being configured If you are configuring a remote unit you must either use the M C console port option to use the Remote menu or configure an IP route to your unit Your unit should be in Normal ...

Page 35: ...f there are sub menus below that item the list will expand to show further options Only when you reach a menu with no further sub menu items will there be a change to what is displayed in the Main frame 2 Header bar identifies the unit and allows you to choose a subset of the menus to list in the Map zone 3 Alarm zone displays the alarm status of the unit in the top right corner The status of alar...

Page 36: ...nsure that the data has the correct format to be accepted and if that choice of parameter means that additional data are required the Main frame will be reformatted to request and accommodate any additional data When you are ready to make the change permanent select the Save Validated Changes button CAUTION You should press Validate after each data entry When you press Save Validated Changes any c...

Page 37: ...orts VT100 terminal emulation When the unit is powered up after usernames and passwords have been entered if any it displays the Banner page on M C interface shown below This menu may be returned to at any time by entering Ctrl E Teletype mode may be entered at this time by typing Ctrl tt the commands and responses used in Teletype mode are detailed in a separate User Manual supplement Once in Tel...

Page 38: ...representative with the serial number of your Vocality unit They can issue the updated license information The unit is configured by moving around the menus using the cursor keys and selecting from a choice of available options for each parameter which you can scroll through using Spacebar The current cursor position is highlighted in most terminal emulations There are also a number of keys which ...

Page 39: ...he changes by entering N instead If at any time you need to clear all configuration settings and start again from factory defaults return to the Banner page see section 4 2 1 User interface by entering CTRL E then enter CTRL rrr to which the unit will prompt Set Factory Defaults and Reboot To proceed enter Y Any other key will abort CAUTION Factory Default and Reboot clears all the information in ...

Page 40: ...at the end of a session to purge the cache Alternatively set the auto complete function to off in your browser options If login fails for any reason the unit supplies the message Access denied On the M C or console port To logout issue a logout command at the Banner page on M C interface The command is Shift L it must be uppercase and must be issued at the Banner page on M C interface You can also...

Page 41: ...l number of the unit For security purposes this backdoor may be disabled by disabling FORGOTTEN PASSWORD RECOVERY in the Users User General menu If you are prepared to lose your configuration information you can alternatively Factory Default by entering CTRL rrr on the M C or console port whilst the unit is booting Status Unit Response Access rights User accounts not enabled None Full access to me...

Page 42: ...word twice If no accounts are configured or accounts are not enabled then SSH will accept the unit s node name as the login name and any password will be accepted 4 3 2 2 SSH key mode When the SSH server is configured for key authentication the public key should be configured in the SSH Key Authentication menu This public key must be the public key component from the private key on the SSH client ...

Page 43: ... route to your unit In TTY mode a set of commands can be used to configure the unit These are intended for expert users only and are not covered in this User Manual As an alternative to the manual approach any BASICS V25 V50plus or V150 unit may receive their configuration settings automatically from a V150 or a V200 hub unit using a mode known as Push Config In this case the hub unit contains all...

Page 44: ...e press Esc at any time The menu tree adapts to the hardware options present If you are using the web interface Choose whether you need to access Config or Diagnostic menus using the buttons in the Header bar This will bring up the appropriate subset of menus in the Map zone Selecting any of these in the Map zone will bring up your chosen menu for viewing or editing unless that menu has further su...

Page 45: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 35 of 114 Figure 4 12 Example menu on the web interface ...

Page 46: ...nels 64 5 11 Configuring SSH 70 5 12 TCP optimisation 72 5 13 Configuring IP aggregates 74 5 14 Setting up clocking for serial ports 77 5 15 Setting clocks on the Digital Voice card 83 5 16 Back to back testing 85 5 17 Using static routes 89 5 18 Use with satellite modems 92 5 19 DHCP server relay 97 5 20 Configuring broadcast services 100 If your task is not in this list please consult our curren...

Page 47: ...roblem that has been observed 5 1 1 Equipment The only equipment you require is your unit a supervisor cable and a PC running a suitable terminal program such as HyperTerminal configured for 9600bps 8 data bits no parity one stop bit no flow control Optional setting If you experience any difficulties when attempting to paste the configuration back into a unit you should set the line delay to 50 mi...

Page 48: ...press Return yet Start a capture file see below and then press Return this will copy your entire configuration to file 4 Stop the capture To start a capture file in HyperTerminal Select from the top menu bar Transfer Capture Text Select a place to store the file and a name for it Press Start To stop a capture in HyperTerminal Select from the top menu bar Transfer Capture Text Stop To start a captu...

Page 49: ... repeat step 8 9 Reboot the unit 10 Check the configuration in the menus is correct 5 2 Upgrading your software via menus This section explains how you can upgrade the software on a V150 V200 using the menu structure If you are unsure about using VNUT refer to Section 5 5 Installing the Vocality Network Upgrade Tool VNUT and if you are unsure whether the Boot ROMs are the correct minimum version f...

Page 50: ...ding old software prior to VOS08_02 01 The software image contains a digital signature to verify its authenticity and check for possible corruption The signature is checked following the completion of the download from the server but before programming the Flash Older software versions prior to VOS08_02 01 did not contain a signature This parameter controls whether software download is permitted w...

Page 51: ...oftware Management menu showing update progress The new software will be added to your list of SOFTWARE VERSIONS PRESENT with an UPGRADE attribute but it will not be used until the unit is rebooted When you reboot if no UPGRADE file is found a Primary file is loaded If no Primary file is found a Secondary file is loaded If no Secondary file is found the most current file is loaded ...

Page 52: ...fer to Section 5 5 Installing the Vocality Network Upgrade Tool VNUT 5 3 1 Confirm Boot ROM firmware version Before you begin check the Boot ROM firmware version by issuing the following command at the Debug prompt see section 5 7 Issuing debug commands romvers If this confirms you do require a later version you should now copy the new firmware files to the VNUT upload directory 5 3 2 Configuring ...

Page 53: ...nce licence keys Units running older versions of software will not have a software maintenance licence programmed therefore newer versions of software will not run on these units This section explains how you can update the maintenance licence key 5 4 1 Pre requisites All hardware must have a valid warranty or a support agreement in place If this agreement is not in place you can purchase one To u...

Page 54: ...h you do not have a licence 5 4 2 1 Single unit To program the new licence details proceed as follows Either visit the Diagnostics Diagnostics Slot n Update License menu or From the Banner page type uppercase D D D M Enter the instruction MAINT UPDATE dd mmm yyyy vers key Enter where dd mmm yyyy is the new expiry date vers is the maximum major version number allowed and key is the serial number sp...

Page 55: ... function 5 4 2 4 Special case upgrading to software for which you do not have a licence If you have installed a valid licence for the version you are running and you try to upgrade to a later version for which you are not licensed it will not let you load the software Instead you will see the message TFTP Result Failed Invalid Software Maintenance License The unit will continue to run on the old ...

Page 56: ... click on the application name The following page will be displayed Figure 5 9 Welcome to VNUT setup When you choose Next you will see the licence agreement On agreeing to the licence terms you will see Figure 5 10 Select VNUT installation folder The window prompts you to enter the path for the installation of the TFTP program If you want to install the program anywhere other than the default path...

Page 57: ...se Cancel If you want to change the location the TFTP software will be installed in choose Previous and the page shown in Figure 5 10 will be displayed again Otherwise choose Next Figure 5 12 Installing VNUT The screenshot above shows installation in progress Here the installation is over 50 complete When your installation is complete the following page will be displayed ...

Page 58: ...oot Then copy the software upgrade into the folder called TFTPBoot 5 5 4 Running VNUT When you installed VNUT an icon like this should have appeared on the desktop When you double click this icon it will start VNUT If you cannot find the icon then open Windows Explorer and go to the directory where the VNUT application was installed default is C Program Files VNUT and double click on the file name...

Page 59: ...r the wireless LAN which is not normally what you want In this case type over the displayed address with the correct address for the wired LAN connection before choosing OK If the IP address is correct then you will see the message Create Socket OK on the following page Figure 5 15 VNUT reporting valid IP address 5 5 5 Specifying the upgrade directory To select the directory where the Vocality Ope...

Page 60: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 50 of 114 Figure 5 16 Select VNUT Options Directory When you select Directory The following menu will be displayed ...

Page 61: ...ocation Select the C TFTPBOOT as shown above and choose OK CAUTION For security reasons you are advised to store the upgrade software in C TFTPBOOT Vocality advises against ever using the root directory C for storing the upgrade software 5 5 6 Settings To adjust the settings you will need to choose Options Settings as follows ...

Page 62: ... Manual for V200 Valid for V08_08 02 or V08_48 02 Page 52 of 114 Figure 5 18 Going to the VNUT Options Settings menu When you select Settings The following menu will be displayed Check the windowing box to speed up the upgrade ...

Page 63: ...ocality units with an IP address within a specified range or to specific IP addresses in a list If security settings are not used then any TFTP client such as a Multiplexer or a PC could put files onto or copy files from the TFTP Server Note When VNUT is first installed the security settings are blank which will prevent any client from connecting to the server You must enter at least one option be...

Page 64: ...or V08_48 02 Page 54 of 114 Figure 5 20 VNUT security menu range example In Figure 5 20 only TFTP Clients with an IP address in the range 192 168 0 30 to 192 168 0 120 can either copy files from or put files onto the PC Figure 5 21 VNUT security menu list example ...

Page 65: ... are distinguished in the command format by preceding the command with the node name of the unit being addressed Terminal mode will operate over a serial interface at 9600 baud 8 data bits no parity and 1 stop bit The TTY interface outputs data in TTYSCRIPT mode in which the output syntax matches the input syntax which allows the output to be re used as input data possibly to another unit Typing C...

Page 66: ...he Logging tab and check Session Logging Printable Output Specify a name and location to save the resulting text file Return to the Session tab and press Save Then start your session as usual End the capture by closing your session Reverse your setup changes by checking Session Logging None Return to the Session tab and press Save Then restart your session as usual Queries can contain only partial...

Page 67: ...TECFG Reload the active configuration from storage AGG CALL STATS Show call stats for switched aggregates AGG STATUS Show current aggregate port status BOOT Reboot the system BUFFER POOL STATS Report stats for all buffer pools CAL Show clock calibration DCHAN STATS RESET Reset packet byte stats for data ports DCHAN STATS Report packet byte stats for data ports DCHAN USAGE RESET Reset usage stats f...

Page 68: ...tics ROMUPGRADE Upgrade the specified slot from the TFTP server ROMVERS Report the versions of the ROMs in the installed cards ROUTE Show active route table SAE LIST List of switched aggregate endpoints SSH DISCONNECT Disconnect specified session ID SSH INFO Show details of current SSH sessions SSH PUBKEY Show public key ST Show current statistics and status TDM STATS Show general TDM stats etc TD...

Page 69: ... to the Main menu CAUTION There are other valid commands which do not appear in this list because they could permanently damage your unit if used inappropriately Other commands should only be used at the request of Vocality support engineers 5 8 Managing your unit from Linux You may wish to manage your Vocality devices from a Linux based PC or laptop Whilst this is possible there are two potential...

Page 70: ...y Enter several times before the cursor keys will respond as desired 5 8 2 2 C KERMIT Although it is possible to customise Telnet to work better when connecting to Vocality devices a more satisfactory method is to use C KERMIT which is a powerful communication program supporting scripting and much more C KERMIT is freely available for most UNIX derivations including Linux Once C Kermit is installe...

Page 71: ...will need to add the following lines to the kermrc file set line dev ttyUSB0 set carrier watch off set speed 9600 set flow none set parity none set stop bits 1 set local echo off set key 127 8 Note These commands are for a standard USB to serial converter it will probably be necessary to change the set line parameter to match your serial port Now start Kermit and connect by typing kermit home user...

Page 72: ...the files are readable by the user of TFTPD usually defaulted to NOBODY on Ubuntu systems If necessary start TFTPD or arrange for it to be started via INETD or XINETD 5 8 4 2 V150 and V200 These products normally use the TFTP protocol to upgrade software Once the server is configured you can follow the usual procedures to copy the new software on to the unit 5 9 Configuring SNMP This section discu...

Page 73: ...Configuration menu allows you to set each of the traps listed to Enabled or Disabled 5 9 2 Client Configuration You will need to configure the client correctly in order to poll the unit and or to receive traps You will need to load the two Vocality MIBs into the client application to correctly interpret the traps These can be obtained by emailing your local Vocality support representative For V2c ...

Page 74: ...uteprotocol mib These files need to be loaded into Castlerock in this order To view the IP routing table within Castlerock you would then select SNMP Mibs mgmt ipForward ipCidrRouteTable as shown in Figure 5 24 Figure 5 24 Castlerock showing IP Route Table Figure 5 25 shows more clearly what you will see in that main window The next hop addresses of 0 0 0 10 0 0 0 12 etc are the IP tributary virtu...

Page 75: ...P AH combination of ESP AH protocols ESP AUTH encapsulating security protocol with authentication Any of the following encryption algorithms 3DES AES128 AES192 AES256 Any of the following hash algorithms SHA1 MD5 AES128 SHA2 256 SHA2 384 SHA2 512 If any of the permissible protocols are unsuitable for your applications you are able to allow disallow the use of certain protocols using the IP IPSec I...

Page 76: ...hen enter a pre shared key This key has to be entered twice for confirmation Figure 5 26 IPSec Keys menu Step 2 Then go to the IP IPSec Tunnel Security Associations menu and select ADD SA Assign a name to the description field and change MODE to MANUAL Enter the IPSec tunnel peer address in the PEER ADDRESS field Select the SOURCE INTERFACE that has the IP address used to identify this unit For al...

Page 77: ...to go to IP Service Management Address Definitions menu and select NEW ENTRY see Figure 5 28 Assign names to local addresses Enter an address and mask to identify local addresses Step 4 On the same page select NEW ENTRY Assign names for target addresses Enter an address and mask to identify target addresses for tunnelling Figure 5 28 IPSec Tunnelling Policies Address Definitions menu ...

Page 78: ... in Step 4 or ANY Set Tunnel to your tunnel SA name assigned in Step 2 Figure 5 29 IPSec Tunnelling Policies IPSec Tunnel Policy Refer to the Menus appendix for details of all the parameters that can be set 5 10 2 2 Creating an IPSec tunnel with IKE Step 1 First go to the IP IPSec IKE Server menu and set the STATE field to Enabled Set SOURCE INTERFACE to the address used to identify the unit Figur...

Page 79: ...the SOURCE INTERFACE that has the IP address configured which is used to identify this unit For the IKE PRE SHARED KEY fields select the named key created in Step 2 Figure 5 31 IPSec Tunnel Security Associations menu IKE Refer to the Menus appendix for details of all the parameters that can be set Step 4 Next you will need to go to IP Service Management Address Definitions menu and select NEW ENTR...

Page 80: ... establish 5 10 4 Diagnostics There is a Diagnostics Slot n IP IPSec SAs menu This presents a summary of each security association currently in use on the unit Each line on the menu represents a separate SA Note SAs are connectionless entities Their presence in this table and indeed statistics showing data usage on outgoing SAs are not an indication that the SA has been successfully established pa...

Page 81: ...ient needs to be used once the unit has been configured In key authentication mode the private key generated by the key generator needs to be entered into the appropriate section of the client A private key generator is a separate third party software program for instance PuTTYgen In PuTTy this is done by uploading the key file in the window shown in Figure 5 34 Figure 5 34 PuTTy configuration The...

Page 82: ... client to disconnect For example Dbg ssh disconnect 4097 Closing SSH session 4097 Complete 5 12 TCP optimisation While it is almost impossible to eliminate latency and errors over satellite networks their impact can be minimised Vocality s PEP accelerates application traffic by eliminating The impact of high latency in wasted WAN capacity and link under utilisation together with poor performance ...

Page 83: ... of the satellite link It then sets up a connection between the two sessions with a dynamically flexible window size allowing the pipe to remain full at all times across the satellite link It uses a 16 bit sequence number to support up to 65 536 packets before waiting for acknowledgement PEP accelerates all TCP based applications including Web access FTP file transfers and email by replacing TCP w...

Page 84: ...nection as a normal aggregate link to multiplex voice and data between two Vocality units Whilst the voice is carried over an IP link this is not industry standard Voice over IP VoIP Since there is no clock relationship maintained over an ethernet connection a clocking protocol has been designed to enable Vocality units at either end of an IP aggregate link to maintain clock synchronisation One un...

Page 85: ...e with no other clocks in the system will have TX CLOCK for the IP aggregate at the master end of the link set to GC1 master or internal clock as shown below and on the other end Note Use Spacebar to toggle through alternative parameter settings Figure 5 38 IP Aggregates menu Node 1 In this example an IP aggregate is configured between Node 2 and Node1 Note If there is more than one IP aggregate p...

Page 86: ...he Routing menu and select the nodes slots channels to route over the IP aggregate Use IP as the Agg value and the IP aggregate description as the Connect Using value to match the IP aggregate configured above The description must be identical to that used in the IP Aggregate configuration page The following figure shows a single route configured to use an IP aggregate whose description is ToNode1...

Page 87: ...ous IP packet throughput that momentarily exceeds the CIR Codec Mux Delay No Tribs BW kbps No Tribs BW kbps G 723 1 5 3k 20 1 19 1 2 25 5 G 723 1 6 3k 20 1 20 2 2 27 6 G 729A 8k 20 1 22 4 2 32 0 Netcode 8k 20 1 22 4 2 32 0 Netcode 9 6k 20 1 24 0 2 35 2 Table 5 2 Approximate bandwidth requirements For real networks a particular configuration may have an impact on the values actually achieved 5 14 S...

Page 88: ...locks all referenced back to a single Master Clock for your network Figure 5 42 Clock hierarchy in your network 5 14 2 Direction Conventions Ports can be presented as DCE or DTE On DTE ports TXD is an output and RXD is an input to the card On DCE ports TXD is an input and RXD is an output from the card The clock identified as TXC is always associated with the data TXD and RXC is always associated ...

Page 89: ...is or even in a remote location via a satellite link Any number of PLLs may use the GC1 or GC2 busses as their reference GC1 or GC2 on the menus 5 14 4 Example The following screenshots illustrate the steps in the clocking set up for one example situation In this case two V150 units are connected via a serial aggregate over satellite The external clock at 2Mb is taken from the satellite into both ...

Page 90: ...or V08_08 02 or V08_48 02 Page 80 of 114 Table 5 4 Slot 0 Data menu identical for Unit 1 and Unit 2 Define clocking for the unit to come from the aggregate link Table 5 5 Clocking menu identical for Unit 1 and Unit 2 Define data tributaries on Slot 1 ...

Page 91: ...ject to the same delays reliable data reception by the DTE is assured In the direction from DTE to DCE it may still be desirable to have the data rate governed by the DCE In this case set the DCE to operate in TTP or TTD mode In this mode the DCE provides a clock on TXC which may be used by the DTE to clock out data on TXD The DTE should drive out a clock on TT which is synchronous to the data whi...

Page 92: ...k busses as selected on the Data menu The PLLs allow data ports bit rates to be derived in steps as follows Min Max Interval 25Hz 9600Hz 25Hz 50 9600 10400 512000 800Hz 520000 5120000 8000Hz 5128000 10240000 8000Hz High Speed CPU card or BASICS IP only Table 5 7 PLL rates DBA rate changes are accomplished using logic which ensures no spikes or glitches on the clock signal during the transition 5 1...

Page 93: ...sed in Tributary mode only Table 5 8 Receive Clock settings 5 14 8 Transmit Clocks The TXC signal is also selected from several possible modes EXT The external interface In DCE mode the clock is taken from the TT input pin In DTE mode the TXC pin is used RXCThe TXC clock comes from whatever source has been selected for the RXC direction In the particular case where the port is in DTE mode and the ...

Page 94: ...ternal line device with the E1 T1 configured to use GC1 GC2 as its clock source The solution is to lock the reference clock GC2 say to an external source Reference clock GC2 will be setup to use Digital Voice card port X as its primary reference and port Y as its secondary reference as shown in Figure 5 45 In this way irrespective of which port is active GC2 will always be locked to the external P...

Page 95: ...ogue voice ports connecting to this E1 T1 can derive from the same GC2 clock that the E1 T1 is driving 5 15 3 Testing You can use the Diagnostics Clock Status menu to see which external interface has been chosen as the reference for GC2 The Diagnostics Slot n Digital Voice menu can be used to check for an error free link 5 16 Back to back testing Before commissioning your unit it can be very usefu...

Page 96: ...V08_48 02 Page 86 of 114 Figure 5 47 System settings for Unit 0 Figure 5 48 System settings for Unit 1 The settings for Node ID are critical they must be set to different values for the units to communicate correctly The clocking settings for the units are as follows ...

Page 97: ... User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 87 of 114 Figure 5 49 Clocking settings for Unit 0 Figure 5 50 Clocking settings for Unit 1 The Data settings for the units are as follows ...

Page 98: ...ceived by Unit 1 and used as the GC1 reference Clocking menu GC1 source Unit 1 then turns the clock around Tx clock set to RXC and it is received back at Unit 0 which uses it as the Rx clock source The programming of the clock references is essential to all tributary channels since they must use a clock reference to generate all local bit rates In this example the Global Clock 1 bus GC1 takes the ...

Page 99: ...are interconnected with V200s Node 1 is connected to the 1 1 1 0 255 255 255 0 network Node 2 is connected to the 1 1 2 0 255 255 255 0 network Node 3 is connected to the 1 1 3 0 255 255 255 0 network The V200 network provides connections between Node1 and Node2 and Node1 and Node 3 Virtual ports 0 10 and 0 11 on Node 1 have been configured to communicate with Nodes 2 3 respectively A default netw...

Page 100: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 90 of 114 Figure 5 54 IP Networks menu for Node1 Figure 5 55 IP IP Static Route Table for Node1 ...

Page 101: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 91 of 114 Figure 5 56 IP Networks menu for Node2 Figure 5 57 IP IP Static Route Table for Node2 ...

Page 102: ...e alternative settings which may be used according to the application The validity of this example cannot be guaranteed with other manufacturers equipment or when using other settings The unit is often used in combination with satellite modems to provide telecommunications links between remote sites This example describes the use of the V200 with a Paradise Datacom P300 modem that is fitted with t...

Page 103: ... P1448 interface with the cable p n VI68723B P1448 to operate the interface in Direct mode The standard cable should be used with other modems The configuration concept is to use one unique clock in the system as generated by Modem 0 connected to the V200 with Node ID 0 with all other clocks derived from this Figure 5 60 Satellite modem configuration concept In this example port 1 on slot 5 is use...

Page 104: ..._48 02 Page 94 of 114 Figure 5 61 System settings Unit 0 Figure 5 62 System settings Unit 1 The settings for Node ID are critical they must be set to different values for the units to communicate correctly The Clocking Configuration settings for the units are as follows ...

Page 105: ...er Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 95 of 114 Figure 5 63 Clocking settings Unit 0 Figure 5 64 Clocking settings Unit 1 The Data Configuration settings for the units are as follows ...

Page 106: ... sent over the satellite link to Modem 1 which recovers the receive clock and outputs it to V200 Unit 1 Unit 1 is configured to accept this receive clock Ext to use it as the GC1 reference GC1 source in Clocking menu and then turn it around Tx clock set to Rxc and output it back to Modem 1 as Terminal Timing TT Modem 1 sends this back via the satellite to Modem 0 which recovers the receive clock a...

Page 107: ... Change Rx Buffer Clocking menu you need to set the Rx clock to INTERNAL This will enable the Change Rx Buffer Clocking Buffer Size menu which allows you to select a buffer to accommodate the incoming Doppler shift Normally 4ms per satellite transition is sufficient that is a total of 8ms Modem 1 recovers the clock from the satellite On the Change Rx Buffer Clocking menu you need to set the Rx clo...

Page 108: ...e is OFF In Server mode the unit makes use of an embedded DHCP server that will respond to received requests from clients Figure 5 68 Network configuration for DHCP server mode The embedded DHCP server can provide the following host configuration parameters in response to received DHCP requests IP Address Lease Time WINS Server Domain DNS Server Address ...

Page 109: ...onfigured on the IP DHCP Server menu Figure 5 69 IP DHCP Server menu server mode In Relay mode DHCP requests are relayed to a remote DHCP server through the Vocality unit requests are relayed to the addresses configured in the primary and secondary server addresses in the DHCP server configuration Figure 5 70 Network configuration for DHCP relay mode ...

Page 110: ...a number of remotes may wish to receive the same data In the example below the hub unit is connected to a number of four wire voice feeds and each remote has chosen to listen to a selection from these Figure 5 72 shows a simple network An audio matrix is shown but is not required in most applications Figure 5 72 Simple broadcast audio network This section explains how you can configure broadcast a...

Page 111: ...y is numbered within a node Broadcast highways may be routed locally within a card or across the backplane from one slot to another or across aggregates Typically a broadcast highway will have one data source and one or more data sink CAUTION There is no signalling for broadcast highways If multiple data sources are configured then this can only be detected in the corruption of trib payload Under ...

Page 112: ...3 Figure 5 74 Voice menu settings Node 1 5 20 4 Vocality routing settings In order to route the broadcast transmission down the correct aggregate s you need to configure the Call Routing Broadcast Trib Routing menu Aggregate destinations for broadcast trib traffic are now configured in a dedicated menu the Broadcast Trib Routing menu and have a dedicated configuration There is one configuration fo...

Page 113: ... the source of the broadcast data whether trib or aggregate If the broadcast data is being addressed to an aggregate on a different card you will also need to configure a SLOTx entry to the card with the aggregate Note that the information for the slot number of the aggregate is not readily available For this you would use the Broadcast Trib Routing menu Refer to the Menus appendix for details of ...

Page 114: ...Vocality User Manual User Manual for V200 Valid for V08_08 02 or V08_48 02 Page 104 of 114 Figure 5 75 Vocality serial transmit broadcast trib settings Node 0 ...