D-Link DVG-5004, Operation Manual

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Page 3: ...DING ANY OTHER WARRANTY HEREIN ALL DOCUMENT FILES AND SOFTWARE OF THESE SUPPLIERS ARE PROVIDED AS IS WITH ALL FAULTS PRODUCT AND THE ABOVE NAMED SUPPLIERS DISCLAIM ALL WARRANTIES EXPRESSED OR IMPLIED INCLUDING WITHOUT LIMITATION THOSE OF MERCHANTABILITY FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OR ARISING FROM A COURSE OF DEALING USAGE OR TRADE PRACTICE IN NO EVENT SHALL THE PRODUCT OR ...

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Page 5: ...17 3 Setting the Gateway through IVR 18 IVR Interactive Voice Response 18 IVR Functions Table 20 IP Configuration Settings Setting IP Configuration of WAN Port 22 Recorded Voice File 23 4 Setting a Gateway with WEB Browser 25 Network Settings 26 QoS Settings 32 NAT DDNS 33 Telephony Settings 34 Private Network 37 SIP Settings 39 Calling Features 41 Advanced Options 42 Line Settings 43 Voice 43 Fax...

Page 6: ...Upgrade 56 Logout 56 5 IP Sharing Functions 57 6 Coding Principle 60 Instruction 60 Dialed Number Processing Flow 60 7 Advanced Feature 62 Static Route 62 RIP Routing Information Protocol 62 Port filtering 63 IP Filtering 63 MAC Filtering 64 Virtual Server 64 DMZ 64 URL Filter 65 Special Applications 65 DoS Prevention Settings 66 Notice 67 ...

Page 7: ... in built 4 ports Ethernet switch supports comprehensive Internet gateway functions to accommodate other PCs or IP devices to share the same broadband stream QoS function allows voice and data traffic to flow through where voice traffic is transmitted in the highest priority With TOS bit enabled it guarantees voice packets to have first priority to pass through a TOS enabled router With the suppor...

Page 8: ...twork PPPoE DHCP client support DDNS Configurable Hot Line feature Supports IP to PSTN PSTN to IP applications Life Line support IP power failure over relay NAT traversal STUN and UPnP optional Pass through NAT Call Detailed Records CDR Web based firmware upgrade Caller ID Delivery Easy Configuration by IVR and Web based GUI Greeting message Echo Cancellation G 168 compliant Voice Activity Detecti...

Page 9: ...en the WAN is connected the WAN indicator will light up in green and if data is being transmitted over the Internet the indicator blinks in green and orange Rear Panel 2S P1 P2 are all telephone ports FXS to be connected to a telephone set or PBX co ports PSTN ports 2O P1 P2 are line ports FXO to be connected to a PSTN telephone lines from a PSTN 1S1O P1 is a telephone port FXS and P2 is a line po...

Page 10: ...t Connects to broadband Networks such as ADSL Cable Modem or Router POWER Connects to the power adapter comes with the gateway P2 L2 L3 L4 LAN ports 1 4 built in Ethernet switch Connect LAN hosts here to share WAN connection IP sharing features enabled RESET To reset the gateway Or to restore factory settings FXO ports 1 2 PSTN line connectors Connect to PSTN lines DC 12V Reset P1 WAN L1 WAN port ...

Page 11: ...N ports 1 4 built in Ethernet switch Connect LAN hosts here to share WAN connection IP sharing features enabled RESET To reset the gateway Or to restore factory settings DC 12V Reset P1 WAN L1 WAN port Connects to broadband Networks such as ADSL Cable Modem or Router POWER Connect to the power adapter comes with the gateway L3 L4 L2 P2 ...

Page 12: ...Internet the indicator blinks in green and orange Rear Panel 4S P1 P4 are telephone ports FXS to be connected to a telephone set or PBX co ports PSTN ports 4O P1 P4 are line ports FXO to be connected to a PSTN telephone lines from a PSTN 2S2O P1 P2 are telephone ports FXS and P3 P4 are line ports FXO Before the power is connected or in the occasion of a power failure P1 will be relayed to P3 and P...

Page 13: ...ks such as ADSL Cable Modem or Router POWER Connects to the power adapter comes with the gateway L4 L3 L2 P4 P3 P2 4O Model 4 FXO ports FXO ports 1 4 PSTN line connectors Connects to PSTN lines LAN ports 1 4 built in Ethernet switch Connect LAN hosts here to share WAN connection IP sharing features enabled RESET To reset the gateway or to restore factory settings DC 12V Reset P1 WAN L1 WAN port Co...

Page 14: ...ks such as ADSL Cable Modem or Router POWER Connects to the power adapter comes with the gateway L4 L3 L2 P4 P3 P2 3S1O Model 3 FXS and 1 FXO ports FXS ports 1 2 3 FXO ports 4 FXS to telephone set FXO to PSTN lines LAN ports 1 4 built in Ethernet switch Connect LAN hosts here to share WAN connection IP sharing features enabled RESET To reset the gateway Or to restore factory settings DC 12V Reset ...

Page 15: ...the act indicator will blink Rear Panel 8S P1 P8 are telephone ports FXS to be connected to a telephone set or PBX CO ports PSTN ports 8O P1 P8 are line ports FXO to be connected to a PSTN telephone lines from a PSTN 6S2O P1 P6 are telephone ports FXS and P7 P8 are line ports FXO Before the power is connected or in the occasion of a power failure P1 will be relayed to P7 and P2 relayed to P8 to re...

Page 16: ...teway P1 WAN L1 WAN port Connects to broadband Networks such as ADSL Cable Modem or Router P2 P3 P4 L2 L3 L4 RESET GND DC12V P7 P8 P5 P6 POWER Connects to the power adapter comes with the gateway P1 WAN L1 FXO ports 1 8 PSTN line connectors Connects to PSTN lines WAN port Connects to broadband Networks such as ADSL Cable Modem or Router LAN ports 1 4 built in Ethernet switch Connect LAN hosts here...

Page 17: ...ry settings P2 P3 P4 L2 L3 L4 DC12V GND RESET P7 P8 P6 P5 FXO ports 7 8 PSTN line connectors Connects to PSTN lines 4S4O Model 4 FXS and 4 FXO ports POWER Connects to the power adapter comes with the gateway P1 WAN L1 FXS ports 1 4 telephone connectors Connects to phone sets WAN port Connects to broadband Networks such as ADSL Cable Modem or Router LAN ports 1 4 built in Ethernet switch Connect LA...

Page 18: ... with a Public IP address and serves as an IP sharing router Gateway Assigned with a Public IP Address The gateway will have a Public IP address for Internet connection regardless of whether it is a static IP address DHCP using a Cable Modem or PPPoE Dialup ADSL Gateway IP Settings Need to be set up as static IP DHCP or PPPoE NAT STUN Settings Unnecessary Disabled DDNS Settings Unnecessary Disable...

Page 19: ...ress then the NAT IP address is set as the Public IP address of the IP sharing NAT STUN Settings Please refer to P 29 for the Use NAT Enable If the WAN of the IP sharing device uses a dynamic IP address then it has to comply with the DDNS settings When suing NAT you must enter the URL Uniform Resource Locator that is registered to the DDNS server The WAN of the IP sharing device has a static IP ad...

Page 20: ...aring function to allow other PCs to be on line at the same time Gateway IP Settings Need to be set up as static IP DHCP or PPPoE NAT STUN Settings Unnecessary Disabled DDNS Settings Unnecessary Disabled For settings at PC end please refer to section IP sharing functions PC uses a static IP address ranging from 192 168 8 1 192 168 8 253 Subnet Mask 255 255 255 0 Default Gateway 192 168 8 254 Lease...

Page 21: ... phone sets After connecting telephone sets to P1 P4 users can make direct calls P1 P4 are FXS interfaces Each set acts as an independent extension line Integrating the 4S with PBX P1 P4 is FXS interfaces and some of them can be connected to telephone sets for direct calls Others can be connected to the PBX so other extension lines can make VoIP calls ...

Page 22: ...cted to a PSTN to serve as a bridge between the PSTN and other VoIP telephones The system also allows a call to be made from a traditional telephone line to connect with a user behind the Gateway Integrating the 4O with PBX P1 P4 is FXO interfaces and can be connected with PBX extension lines exclusively for analog interface not applicable for digital type ...

Page 23: ...nd other VoIP telephones The system also allows a call to be made from a traditional telephone line to connect with a Gateway user Integrating the 2S2O with PBX P1 P2 is FXS interfaces and can be connected to a PBX CO P3 P4 is FXO interfaces and can be connected to a PSTN to act as a bridge between the PSTN and other VoIP telephones The system also allows a call to be made from a traditional telep...

Page 24: ...rovider ISP if you have any questions If using dialup ADSL PPPoE for network connection confirm the dialup account number and password If users wish to build Gateway under the NAT Gateway WAN Port IP address and LAN Port should not use the same range This is to avoid phone failures Basic Settings of a Gateway IP Settings Connecting Gateway to the Internet Telephone Number of Gateway Phone Number G...

Page 25: ...one Example enter You are now in IVR mode enter 101 to query IP address the system responds with an IP address you can continue with more settings or queries enter 111 to set IP address enter 192 168 1 2 IP number Save Settings After entering IVR mode dial 509 Save Settings Wait for about 3 seconds and after hearing a confirmation tone 1 hang up the phone Please reboot the Gateway to enable the ne...

Page 26: ...121 Setting PPPoE Account 122 Setting PPPoE Password Use in conjunction with function code 114 select 3 for a PPPoE function 123 Setting NAT IP address 124 Uses NAT 0 Disable 1 Enable Must use 123 and 124 in conjunction with each other 151 141 Register to Proxy Server Set Query 0 Disable 1 Enable 152 142 Proxy Server IP address Set Query 153 143 Proxy Server Port Set Query 125 Set Proxy Server acc...

Page 27: ...ension number of Line 1 217 207 109 Restoring factory default IP address configuration A static IP address for WAN Port IP 192 168 1 2 Mask 255 255 255 0 Gateway 192 168 1 254 409 Restoring factory default settings 509 Save settings 900 Setting IVR and the language used on the Web GUI 1 English 2 Traditional Chinese 3 Simplified Chinese 209 Soft Upgrade ...

Page 28: ...ult Gateway is 192 168 1 254 dial 192 168 1 254 Save Settings and Restart To save settings dial 509 Save Settings The system will save the settings Please restart the system Wait for about 40 seconds for the system to restart and then enter 101 to check if the IP address is retained If the IP address is not repeated it indicates that Gateway has not been properly connected please check if the cabl...

Page 29: ...ave Settings and Restart To save settings dial 509 Save Settings The system will save the settings Please restart the system Wait for about 40 seconds for the system to restart and then enter 101 to check if the IP address is retained If the IP address is not repeated it indicates that Gateway has not been properly connected please check if the cable connection account or password are correct Reco...

Page 30: ...1 B 12 b 42 72 2 02 C 13 c 43 73 3 03 D 14 d 44 74 4 04 E 15 e 45 75 5 05 F 16 f 46 76 6 06 G 17 g 47 77 7 07 H 18 h 48 78 8 08 I 19 i 49 79 9 09 J 20 j 50 80 K 21 k 51 81 L 22 l 52 82 M 23 m 53 83 N 24 n 54 84 O 25 o 55 85 P 26 p 56 86 Q 27 q 57 87 R 28 r 58 88 S 29 s 59 89 T 30 t 60 90 U 31 u 61 91 V 32 v 62 92 W 33 w 63 93 X 34 x 64 94 Y 35 y 65 _ 95 Z 36 z 66 96 97 98 ...

Page 31: ...he website address area If the PC is connected to the LAN Port enter the LAN Port IP address The default is 192 168 8 254 The following registration screen will appear The factory default settings for Login ID and Password are set to blank After completing and confirming the settings some of the settings will take effect immediately But network related settings would take effect after the gateway ...

Page 32: ...ttings are used to set the gateway s communication ports IP configurations and Phone Books Manager IP etc Current WAN IP Address The IP address of WAN port Listen Port UDP It is not necessary to change the protocol of the communication port used by VoIP gateway ...

Page 33: ... at the bottom of the screen Save the settings Click System Operation to select Save Settings Restart and then click the Accept button Wait for a while about 40 seconds and the system will obtain the related IP value from the DHCP Server NOTE After the system has obtained a new IP address if using WAN Port to enter the Web Configuration Screen a new IP address has to be used The same applies to th...

Page 34: ...tton at the bottom DNS Settings Domain Name Server DNS While a gateway is accessing another gateway or computer with a hostname it will look up the IP address from the DNS provided by ISP The ISP whilst negotiating with PPPoE or DHCP usually assigns the DNS information In the case that the DNS is not assigned automatically or WAN port is assigned with a static IP address the DNS information must b...

Page 35: ...tries to the Manager for other clients to lookup TTL Time to Live If a Gateway system that is controlled by the Phone Books Manager does not report back within the deadline set by TTL the system will be excluded from the user s list Each Gateway should report to the Phone Books Manager once every 30 seconds Register to Phone Books Manager To register to the Phone Books Manager Gateway Name for Pho...

Page 36: ...and the subnet mask value Please note that Gateway is built under NAT Gateway LAN Port IP address cannot be in the same section as the NAT LAN Port IP address or else it is unable to make or receive calls For example if the NAT LAN Port IP address is 192 168 8 1 then Gateway LAN Port cannot be ranged between 192 168 8 1 192 168 8 254 If so please change the LAN port IP address e g setting the IP a...

Page 37: ... Lease Time The valid period of an assigned IP address Domain Name Server Assignment The DNS information to be assigned to DHCP clients Auto Assigns the same DNS information of WAN port to the DHCP clients Manual Manually assigns the DNS information for DHCP clients Port of Web Access from WAN Http port for WAN To make this setting the LAN Port must be used Settings cannot be made using the WAN Po...

Page 38: ...n Some models of the VoIP gateway without this function can adjust the bandwidth automatically ToS DiffServ Type of Service DSCP The voice packet has the highest priority to ensure telecommunication quality the larger the value you set the higher priority you will get LAN QoS Priority Set the priority of physic LAN port Flow Control Enable or Disable Flow control Incoming Rate Limit Set the incomi...

Page 39: ... some NAT do not support this protocol STUN Server IP Domain and Port Enter the STUN server IP address and Listen Port number You can set 2 STUN server spread by semicolon Enable UPnP Control Point To enable the VoIP gateway s IP traffic to pass through a NAT server This function only works when the NAT server supports UPnP and has it enabled DDNS These settings are only necessary when the gateway...

Page 40: ...ler ID delivered from PSTN to the FXO port While enabled the Caller ID detected on the FXO port will be send to the SIP Proxy Server on dialing out calls Detection Level If FXO can t detect Caller ID try to adjust it until it can You have to enable Wait for Caller ID before FXO Trunk pick up to ensure Caller ID is detected correctly FSK Caller ID Type Select FSK type In most cases Bellcore is pref...

Page 41: ...n this situation Assume the assigned hotline for 2S2O line 4 is 702 and the wait time is 0 second When P4 receives a call from an outside line it will be automatically diverted to extension 702 Dail out Prefix It is the number dialed automatically by the system when the FXO interface diverts a call to the PSTN by VoIP S series gateways do not have this function Example If PBX extension needs to di...

Page 42: ...automatically to call out from For example dial 22520199 without adding extension number 703 or 704 of the FXO port Pick up Line by dialing extension number Allows user to dial just the FXO extension 703 to use when the PSTN line is connected on the FXO port If you are registered to a Proxy it MUST be checked Wait for Caller ID before FXO Trunk pick up To detect caller ID from FXO port Transit in ...

Page 43: ...TTL Time to Live If a Gateway system that is controlled by the Phone Book Manager Server does not report back within the deadline set by TTL the system will be excluded from the user s list Each Gateway should report to the Phone Book Manager Server once every 40 seconds RTP Relay Start Port Start port of RTP Relay Service Phone Book Manager supplies RTP Relay to ensure that each client is able to...

Page 44: ...Manager Server Listen Port The protocol communication port for transmitting signals between the Phone Books Manager and other Gateway systems Please confirm whether the setting is the same as that for the Phone Book Manager Server Enable Phone Book Manager Tunnel Check it to make a call through private tunnel Behind Symmetric NAT Check it if the VoIP gateway is built under NAT Phone Book Manager L...

Page 45: ...ed network without additional settings or techniques Please make sure your VoIP service provider supports outbound proxy services before enable it E 164 International Call Prefix Digit Enter the International call prefix Country Code Users please select the desired country code Long Distance Call prefix Digit The long distance prefix digit for making a long distance call Area Code Please enter the...

Page 46: ...ay will register to a Proxy with the IP it resolves If you fail to make a call please contact your ITSP FXS FXO Representative number registers to Proxy Assuming that your registered ID and password are individual the settings should be as above FXS Representative Number To register all FXS ports as a hunting group FXO Representative Number To register all FXO ports as a hunting group All the grou...

Page 47: ...n dial out to another number after dial tone observed After the handset is back on the hook the call on hold will then be transferred to the new call regardless of the status of the new cal If wrong number is dialed for the new call just press the FLASH button to get back the call on hold In another case if the local user doesn t hang up the phone after new call sets up press FLASH button to switc...

Page 48: ...fter the timeout Minimum DTMF ON Length Dial on Minimum DTMF OFF Length Dial off between tones Used to set dial tone when a call is being diverted to another extension DTMF Detection Sensitivity Used to adjust the sensitivity of the telephone keys Enable Out of Band DTMF To send DTMF keys 0 9 follow the RFC2833 rules or via SIP Info Payload Type Payload type of RFC2833 Uses Second CPT for VoIP Cal...

Page 49: ...ty to inform the remote end to drop an ongoing call Please consult with the telephone service provider for availability of this feature PSTN Answer Detection This is used only by ITSP Voice Preferred Codec Type Since different voice codec have different compression ratios so the sound quality and occupied bandwidths are also different It is recommended to use the default provided G 723 1 because i...

Page 50: ...ows VoIP gateways to send faxes on both sides T 30 The system uses T 30 as the protocol for fax transmission The parameter settings are the same as for voice transmission However enabling the fax function will consume more network resources and will affect transmission quality FAX Detect sensitivity Used to adjust the sensitivity of detection as to whether a phone call is a FAX or not Digit Map Th...

Page 51: ...an set up 100 numbers for speed dialing Setting methods are as follows Method1 Singlemapping Fillashortcodeintothe Speed Dial Code column andenterthedesiredphonenumberinto the Number To Dial column For example pick up the handset and dial 55 and the system will dial 32568791 Method 2 Multi mapping Fill the prefix code into the Speed Dial Code column and the format to transfer into the Number To Di...

Page 52: ...t Enter the listen port of the CDR server Language The system provides English Traditional Chinese and Simplified Chinese to display text on Web pages Meanwhile it will change the language for IVR Interactive Voice Response Trunk FXO Settings Silence Detection Threshold The volume below the threshold is used as a standard to determine whether or not to hang up the phone Silence Detection Interval ...

Page 53: ...ne who is not required to enter the PIN code to local calls only and prohibit him her from making long distance calls started with a prefix 0 do the following steps 1 Enable the Outbound Call Control function 2 Set the PIN code for Outbound Level 5 to blank 3 Set the Long Distance Control Table to correspond with the Outbound Level 5 to prohibit making any call with the prefix 0 asshownabove Diali...

Page 54: ...enables Inbound Call Control and Gateway B enables Outbound Call Control then If using an extension line at Gateway A to make a phone call to a remote end through Gateway B then dial Gateway B PIN Code Gateway B Number Local Phone Number For example 123456 5168 35020311 Gateway B PIN Code 123456 If using a trunk line to dial to Gateway A and then dialing a local call to a remote site through Gatew...

Page 55: ...efix 0 But if a prefix 09 is set in the Exception Table then the users at Levels 1 and 2 could then dial any number with the prefix 09 According to the Long Distance Control Table users at Level 0 are prohibited to dial a number with the prefix 0204 But if the number 020488988 is set in the Exception Table as above then users could then dial this number Principle Upward Opening If the users at a l...

Page 56: ...STN and different PBX models the system provides CPT Auto Detect function to prevent the FXO from engaging a line However if the line of the receiving party is engaged and his her PSTN uses a voice prompt to replace the traditional beep sound then the system would not be able to detect a busy tone Silence detection should then be used to determine whether or not to end the call CPT Auto Detect 2 P...

Page 57: ...trunk line is connected to P3 and uses P3 for outgoing detection Phone Number Enter the number of the FXO line Dial Number Enter the number of the end to be tested 36008913 CPT grout Enter the group that after testing to replace with Finally click the Accept button Detection in Progress during detection the following windows will appear Once detection of a busy tone is in progress the system will ...

Page 58: ...n line and detecting the busy tone of the PBX 36008913 307 301 Connect one of the PBX extension lines to the Gateway FXO Port For MODEL 2S2O connect the line to P3 Detect Channel Enter 3 The trunk line is connected to P3 and uses P3 for outgoing detection Phone Number Set the number of FXO line to detect Reorder Tone Dial Number Enter the number of the end to be tested 307 CPT grout Enter the grou...

Page 59: ... extension line please do not set the detected busy tone of the PBX and the PSTN in the same set otherwise the value detected the first time will be overwritten Finally click the Accept button Filling in the CPT Table Fill in the table after the detection is completed as below where the values are the frequency and On and Off ratio detected Please click the Accept button If connecting Gateway to a...

Page 60: ... SIP Operation Manual V2 6 System Information RTP Packet Summary Displays the information of the last finished call It contains peer IP peer port packets sent packet received and packet lost STUN Inquiry ...

Page 61: ...e where VoIP gateway resides Time Server 1 3 Set the Time Server where VoIP gateway should sync up during start up NTP protocol System Operations Save Settings Save Settings Save settings after completing The new settings will take effect after the system is restarted Please select Save Settings Restart If it is necessary to restart the system please select Restart and click the Accept button ...

Page 62: ...s Please enter the software server IP address Software Upgrade Server Port The default setting is 6001 Do not change this setting Logout Gateway only allows one user to login at a time so whenever a change is made please save the settings restart the system or logout to avoid the situation where other users cannot login to change settings ...

Page 63: ...Range 192 168 8 1 192 168 8 253 default address of Gateway is 192 168 8 254 Subnet Mask 255 255 255 0 Default Gateway 192 168 8 254 The above values vary with different LAN Port Settings Assume Gateway s LAN settings are IP address 192 168 3 1 Subnet Mask 255 255 255 0 Then the settings at PC end should be as follows Valid IP address range 192 168 3 2 192 168 3 254 Subnet Mask 255 255 255 0 Defaul...

Page 64: ...IP Operation Manual V2 6 The IP settings on PC are as follows using Windows 2000 for example Open Start Settings Control Panel Open Network and Dial up Connection Open Local Area Connection Click Properties ...

Page 65: ...s Subnet Mask and Default Gateway Please note that an IP address in the same domain cannot be reused Then enter the DNS server IP address varies in different networks consult your ISP s service for information Click the OK button and after completing the settings users can use both the VoIP and network services concurrently ...

Page 66: ...umber through the assigned interface automatically The phone number should have at least 2 digits not including and Dialed Number Processing Flow To maintain maximum flexibility the number dialed will be looked up from several tables defined in the gateway Once no match can be found it will look up again from the registered SIP Proxy Server The look up flow is shown below Speed Dial Table Extensio...

Page 67: ...ut as defined in the first match case through the gateway Dial the number defined in SpeedDial table Dial D through the first available FXO port to PSTN Is D defined in Extension table Is D defined in Pho ebook n table Is D defined in Phon book e Manager Is D defined in SIP proxy server Yes Yes Yes Yes Yes No No No No No Yes No End ...

Page 68: ...r the subnet mask to be used for the specified network Next Hop IP Enter the IP address to the specified network Inter Face Select the inter face RIP Routing Information Protocol To establish dynamic routes within an internal network These routes will not apply to the Internet Enable Authentication Authentication Password If the box is checked All the boxes in this RIP group should be filled in th...

Page 69: ...when use protocol is Both or TCP all computers will be unable to use the services of http port 80 will be unable to browse normal WebPages TCP UDP Choose to either filter TCP or UDP or choose to filter both Remark Remark field you can write comments by yourself IP Filtering IP Filtering is to limit internal users from accessing the Internet IP Input the IP address that you want to filter the limit...

Page 70: ...ress it will be routed to the server at the internal LAN end and be routed to the server at the internal LAN end as appropriate in accordance with the externally required services WAN Port Range Input the port on the WAN side TCP UDP Select the communication protocols used by the server TCP or UDP LAN Host IP Address Input IP address that provides various services servers Server Port Range Input t...

Page 71: ...ications Provide multiple connections for special applications Name The name of the special application Incoming Type The protocol used to trigger the special application Incoming Port range Port range on the WAN side that will be used to access the application Trigger Type The protocol used to trigger the application Trigger Port Range Port range used to trigger the application ...

Page 72: ...le DoS Prevention on LAN To prevent DoS from LAN Packet Second If the same packet type is more than the setting in one second then it will be attacked And VoIP gateway will block the IP if you checked Enable Source IP Blocking Enable Source IP Blocking Block the IP Blocking Time The time to block the IP ...

Page 73: ...njury to persons including the following Do not use this product near water for example near a bathtub washbowl and kitchen sink or laundry tub in a wet basement or near a swimming pool Avoid using a telephone other than a cordless type during an electrical storm There may be a remote risk of electric shock from lightning Do not use the telephone to report a gas leak in the vicinity of the leak Us...