Poly 3725-85854-004A, Administrator'S Manual

Page 1: ...ering Poly Polycom products or services go to Polycom Support Plantronics Inc Poly formerly Plantronics and Polycom 345 Encinal Street Santa Cruz California 95060 2019 Plantronics Inc All rights reser...

Page 2: ...orts 12 Poly Studio X50 System Ports 13 Poly Studio X30 System Ports 14 LED Status Indicators 15 LED Status Indicators for the G7500 System 15 LED Status Indicators for the Studio X50 and Studio X30 S...

Page 3: ...5 Configure 802 1X Settings 36 Configure Wired LAN Options 36 Configure Wi Fi Settings 37 Configure Network Quality Settings 39 Configure H 323 Settings 41 Configure SIP Settings 42 Enable Point to Po...

Page 4: ...Devices 72 Configuring Call Settings 74 Configure Call Settings 74 Configure Dialing Options 75 Set Call Answering Mode 76 Set Preferred Call Speeds 76 Configure the Recent Calls List 77 Clear Recent...

Page 5: ...ontent 104 Customizing the Local Interface 106 Change the Home Screen Background Image 106 Restore the Default Background Image 106 Customize the Address Bar 106 Display Meetings or Favorites on the H...

Page 6: ...e is Disconnected from G7500 131 Poly TC8 131 Poly TC8 Can t Pair to the Video System 131 Poly TC8 Doesn t Display On the Available Devices List 131 Paired Poly TC8 is Disconnected 132 Poly TC8 Paired...

Page 7: ...cation basics video teleconferencing and voice or data equipment Related Poly and Partner Resources See the following sites for information related to this product The Polycom Support Site is the entr...

Page 8: ...form with their customers current UC infrastructures making it easy for you to communicate face to face with the applications and devices you use every day The Polycom Collaboration Services help your...

Page 9: ...Sharing wireless and wired content Collaborating with electronic blackboards Camera tracking technology that can automatically zoom in on the person talking or frame the group of people in the room de...

Page 10: ...electronic blackboards Built in 4K camera with ultra wide 120 degree field of view Camera tracking technology that automatically frames the group of people in the room High fidelity built in stereo mi...

Page 11: ...re every setting through the system web interface Control certain user functions of the system such as placing calls and ending content sessions Manage contacts Procedure 1 Open a web browser and ente...

Page 12: ...led in the past End a Content Session from the System Web Interface When you end a sharing session the system stops live content and deletes blackboards and whiteboards Procedure 1 In the system web i...

Page 13: ...ntrollers Overview of Poly G7500 Studio X50 and Studio X30 Hardware The following figures and tables provide information about hardware features available on your system Poly G7500 System Ports The fo...

Page 14: ...ence Microphones on page 82 Related Links LED Status Indicators for the System LAN Ports on page 134 Poly Studio X50 System Ports The following illustration and table explain the ports on your Poly St...

Page 15: ...udio X30 System Ports The following illustration and table explain the ports on your Poly Studio X30 system Poly Studio X30 System Port Descriptions Ref Number Port Description 1 Power 2 Security lock...

Page 16: ...e the LED on the front right corner of the codec to get information on the state of your system G7500 System LED Status Indicators Indicator Status Blinking white Powering on Solid white Working norma...

Page 17: ...ations with the following cases Tracking people in the group framing and speaker tracking mode Indicating the direction of the camera that you customize in the pan tilt zoom PTZ mode Pulsing red Twelv...

Page 18: ...rocess you also must manually configure or provision the following system settings for an optimal deployment and user experience Local administrator password For security reasons don t use the default...

Page 19: ...ovisioning service automatically configures these settings on your system Initial system setup is complete You can start using the system Related Links Register the System with a Provisioning Service...

Page 20: ...can disable automatic pairing with your system s link local network LLN connections If you disable automatic pairing you must manually pair a device in the system web interface to use the device Proc...

Page 21: ...r devices for example to control the system with more than one Poly TC8 device Procedure 1 Connect the device you want to pair to an Ethernet port in the room 2 In the system web interface go to Gener...

Page 22: ...ote Control You can use the Poly Bluetooth Remote Control with your system Use the system web interface to perform the following tasks Configure a remote control s button behavior Pair and unpair a re...

Page 23: ...ies the behavior of the button on the remote control then Pressing the button once displays the symbol Pressing the button twice quickly displays a period then Pressing the button once displays a peri...

Page 24: ...cedure 1 In the system web interface go to Remote Control 2 Select Unpair Remote The remote control unpairs IP Microphones You can use a combination of IP based Polycom table and ceiling microphones w...

Page 25: ...Table Microphone Port Descriptions Ref Number Port Description 1 Link local network LLN connection 2 Microphone cable connector 3 Microphone cable connector LED Status Indicators for IP Microphones Us...

Page 26: ...r The Poly Microphone IP Adapter lets you connect non IP Polycom audio devices with your system For example if your Polycom microphone uses a Walta Walta cable you can connect it to your system throug...

Page 27: ...ions Ref Number Port Description 1 USB 2 0 debugging port 2 Polycom microphone Walta Walta connector 3 Power 4 Link local network LLN connection 5 LED status indicator 6 Factory restore pinhole LED St...

Page 28: ...the Microphone Adapter To connect a non IP Polycom microphone to the microphone adapter use a RealPresence Group Series microphone array Walta Walta cable You can then daisy chain up to three more mi...

Page 29: ...ants screens Procedure 1 In the system web interface go to General Settings System Settings 2 Enter the Device Name Room Name or both The system supports double byte characters 3 Select Save Provide C...

Page 30: ...tion Time Server Specifies if you want to automatically or manually configure the system to use a time server You can also select Off to manually enter the date and time Primary Time Server Address Sp...

Page 31: ...users see on the system local interface Procedure 1 In the system web interface go to General Settings 2 Select System Language and choose a language Configure Sleep Settings Configure when you want...

Page 32: ...products and services For information about the data that Poly collects see the system Privacy Guide Turn Off System Usage Data Collection You can stop your system from sending usage data to Poly Proc...

Page 33: ...or checks for updates an alert displays on System Status If the system loses registration with the service it continues to use the most recent configuration it received Note To maintain call connectio...

Page 34: ...ify that Registration Status changes from Pending to Registered It might take a minute or two for the status to change Related Links Check Provisioning Results on page 130 Complete Setup with Provisio...

Page 35: ...he System LAN Ports on page 134 Automatically Obtain IPv4 Address Settings Your system by default gets its IP address information automatically If this behavior is turned off you can turn it back on Y...

Page 36: ...the host name to the DHCP server to attempt to register the name with the local DNS server or look up the domain where the system is registered if supported 2 Optional Enter or modify the Domain Name...

Page 37: ...o 7 although Poly recommends not using 6 and 7 7 Select Save Configure 802 1X Settings You can configure your system to use 802 1X authentication when connecting to the wired LAN Install the PKI certi...

Page 38: ...s ICMP Transmission Rate Limit millisec Specifies the minimum number of milliseconds between transmitted packets Enter a number between 0 and 60000 The default value of 1000 means the system sends 1 p...

Page 39: ...EAP TLS PWD Phase 2 Authentication Specifies Phase 2 authentication method MSCHAPV2 GTC Username Specifies the login user name for WPA Enterprise 802 1xEAP Password Specifies the login password for WP...

Page 40: ...e when attempting to compensate for network loss Both people and content streams People streams Content streams The stream option you select experiences less quality degradation during network loss co...

Page 41: ...e MTU Enable Lost Packet Recovery If you enable this setting the system uses the Lost Packet Recovery LPR protocol to help compensate for packet loss if it occurs Enable RSVP If you enable this settin...

Page 42: ...names if both systems are registered to a gatekeeper The H 323 Name is the same as the device name unless you change it Your organization s dial plan might define the name you can use H 323 Extension...

Page 43: ...process the gatekeeper might return alternate gatekeepers If your system loses communication with the primary gatekeeper your system registers with the alternate gatekeeper but continues to poll the...

Page 44: ...in the following order TLS TCP and UDP Polycom recommends this setting for most environments TLS Provides secure SIP signaling TLS is available only when you register your system with a SIP server tha...

Page 45: ...TCP is unavailable your system can t share content in a separate video stream Sign in Address The SIP address or name of the system for example mary smith department company com If you leave this blan...

Page 46: ...to an impromptu conference call on an external Polycom MCU You must configure your system s SIP settings to register with your RealPresence DMA system For information about working with a RealPresenc...

Page 47: ...ce go to Security Wireless Security 2 Choose an Operating Channel Remember the following when selecting an operating channel To avoid content quality issues such as latency or packet loss select the s...

Page 48: ...Clear the Enable Bluetooth check box Related Links Default Options for Sharing Content on page 104 Poly Bluetooth Remote Control on page 21 Related Links Update the Poly Bluetooth Remote Control Firm...

Page 49: ...ol how users and administrators access the system You can set up local and external authentication for the following system interfaces Local interface System web interface Command line API external au...

Page 50: ...r example if you set this to 3 123abc can change to 345cde but not to 234bcd Maximum Consecutive Repeated Characters The maximum number of consecutive repeated characters allowed in a password For exa...

Page 51: ...dministrator Room Password for remote logins leave the Use Room Password for Remote Access option enabled If you don t want to use the local administrator Room Password for remote logins disable the U...

Page 52: ...up external authentication through Active Directory for your system When enabled you can access the system with an Active Directory account or the system s local administrator credentials Before you...

Page 53: ...e must exactly match the name in the Active Directory server for successful authentication Active Directory User Group Specifies the Active Directory group whose members should have user access to the...

Page 54: ...whether to allow SNMP access Idle Session Timeout in Minutes Specifies the number of minutes a session can be idle before it times out Maximum Number of Active Sessions Specifies the maximum number o...

Page 55: ...I Access Over Telnet Use port 24 or 23 to access the system command line API using telnet Procedure 1 In the system web interface go to Security Access 2 Select the Enable Telnet Access check box 3 Ch...

Page 56: ...inistrator password if you set one when the control system connects Username Password Requires the user name and administrator password if you set one when the control system connects None The system...

Page 57: ...quent failed login attempts are counted against the maximum number allowed Lock Port After Failed Logins The counter resets when the set period of time expires or a user successfully logs in 3 Select...

Page 58: ...ure environment Note Your system must have a Host Name in this situation Related Links Using a Provisioning Service on page 32 Related Links Configure 802 1X Settings on page 36 Create a Certificate S...

Page 59: ...name Default is blank Maximum Characters 253 SAN IPv4 Address Default is the IPv4 address of the system Maximum Characters 15 User Principle Name UPN Specifies the user and domain name to log in to a...

Page 60: ...e upload is successful adds it to the page With your CA signed certificate installed your system is trusted by its network peers provided that a root certificate has established a chain of trust This...

Page 61: ...stem contacts an OCSP responder a web server that provides revocation status through a query response exchange Manually Upload a CRL You can use CRLs to perform certificate revocation checks on your s...

Page 62: ...this setting the following statements apply If the OCSP responder indicates a known revoked status your system treats it as a revocation check failure and doesn t allow the connection If the OCSP resp...

Page 63: ...n When you disable Miracast screen mirroring the Require PIN Every Connection setting resets to its default value Procedure 1 In the system web interface go to Security Wireless Security 2 If not enab...

Page 64: ..._CM_256_HMAC_SHA1_32 AES_CM_256_HMAC_SHA1_80 Configure Call Encryption You can encrypt calls on your system Procedure 1 In the system web interface go to Security Global Security 2 For the Require AES...

Page 65: ...curity section of the Knowledge Base at Polycom Support for timely security information You can also register to receive periodic updates and advisories Configure the System for H 460 Firewall NAT Tra...

Page 66: ...d eight UDP ports per connection You must also open TCP port 1720 on the firewall To allow SIP traffic you need TCP port 5060 and eight UDP ports per connection UDP port range Because systems support...

Page 67: ...ing to enable calls to fully connect 6 Select Save Web Proxies A web proxy can help your system communicate outside your network securely and with increased performance For example you can direct your...

Page 68: ...go to Network Primary Network Web Proxy Settings 2 Select Automatic Configuration 3 Select Enable WPAD This option enables the web proxy auto discovery protocol WPAD which helps your system automatica...

Page 69: ...our system to communicate with a web proxy by providing a proxy address port and credentials if required This method lets you configure your system with only one proxy Procedure 1 In the system web in...

Page 70: ...s over SSH No No 23 Inbound Static TCP Command line API access over telnet No No 24 Inbound Static TCP Command line API access over telnet No No 53 Outbound Static UDP DNS Yes No 80 Inbound Static TCP...

Page 71: ...ource Manager Video system control using the Poly TC8 device REST API Polycom Content App Yes No 514 Outbound Static UDP Remote logging No Yes 554 Inbound Static TCP UDP AirPlay Real Time Streaming Pr...

Page 72: ...irPlay audio data Yes No 4443 Bidirectional Static TCP TLS Web server for peripheral device software downloads and log uploads Yes No 5001 Inbound Static TCP TLS Polycom Content App Yes No 5060 Bidire...

Page 73: ...onjour AirPlay mDNS Windows Yes No Wireless Port Usage with Miracast Certified Devices A Miracast certified device uses an ad hoc peer to peer Wi Fi connection known as Wi Fi Direct to share content o...

Page 74: ...rt Direction Type Protocol Function Note 1024 65535 Bidirectional Dynamic TCP RTSP Miracast display negotiation Randomly assigned by the system 14000 14002 14004 14006 Inbound Static UDP RTP video and...

Page 75: ...tion Maximum Time in Call Sets the maximum number of hours allowed for a call When the maximum time expires the system prompts the user to hang up If the user doesn t answer within one minute the call...

Page 76: ...n specify video and audio dialing preferences for your system Procedure 1 In the system web interface go to Call Configuration Dialing Preference 2 Configure the following settings your changes save a...

Page 77: ...h more than one type of number Select one of the following protocols for each preference SIP H 323 Set Call Answering Mode You can configure how users answer calls on the system Procedure 1 In the sys...

Page 78: ...me or number If the system placed or received the call Date and time Procedure 1 In the system web interface go to Call Configuration Recent Calls 2 Configure the following settings your changes save...

Page 79: ...nnect a SoundStructure digital mixer to your system Procedure 1 In the system web interface go to Audio Video Audio General Audio Settings 2 Configure the following settings your changes save automati...

Page 80: ...s disabled when you enable M Mode If you use an external echo canceller keyboard noise reduction is not available Enable Join and Leave Tones The system plays a tone when someone joins or leaves a con...

Page 81: ...ll of the audio to the right channel For Poly table microphone and ceiling microphones Left Right sends audio from one microphone element to the left channel and audio from a second element to the rig...

Page 82: ...can be two to several feet around the following Poly peripheral devices Table microphone Ceiling microphone Note Microphones connected to a Poly Microphone IP Adapter currently don t support Polycom...

Page 83: ...must reconnect all microphones starting with the primary microphone for it to work again 2 Connect the other microphone s Related Links Poly G7500 System Ports on page 12 Specify a Different Primary M...

Page 84: ...audio and echo cancellation is enabled Select this option if you re using a line in microphone Audio Meter dB Displays the audio level of the input left and right channels Audio Output You have diffe...

Page 85: ...onfigures the volume for a device connected to the line out port Variable Enables users to change the volume Fixed Sets the volume to the audio level configured for the system Audio Meter dB Displays...

Page 86: ...eaming Note the following The system supports only HDMI to HDMI connections and doesn t support display conversions such as VGA to HDMI or HDMI to DVI cable converters The HDMI specifications don t pr...

Page 87: ...s and frame rates when using two monitors Note 4K resolution 3840 2160p isn t supported when you configure your system for dual monitors If you want to use 4K set Monitor 2 to Off in the system web in...

Page 88: ...available for Monitor 1 Note To use 4K resolution make sure you set Monitor 2 to Off Resolution Specifies the monitor resolution This setting is unavailable when you select Automatic for the Configur...

Page 89: ...abling CEC on your system If you connect a monitor with an HDMI splitter the splitter must support CEC Due to HDMI splitter limitations monitors behind a 1xM one input multiple output splitter might n...

Page 90: ...to Control Your Camera Specifies whether the far site can pan tilt or zoom the near site camera When you enable this setting a user at the far site can control the framing and angle of the camera for...

Page 91: ...as on page 114 Configure Sleep Settings on page 30 Configure Camera Tracking Settings Poly camera tracking technology provides automatic speaker and group framing in the room Tracking options and beha...

Page 92: ...owing the primary speaker s 5 Select Save Configure Video Input Settings You can customize your video input settings such as enabling connected cameras adjusting camera orientation or specifying wheth...

Page 93: ...Auto Recommended for most situations It calculates the best white balance setting based on lighting conditions in the room Manual Use this setting for rooms where the Auto and fixed values don t prov...

Page 94: ...nly supports H 265 during point to point SIP calls with any of the following Poly video systems G7500 Studio X50 or Studio X30 Supported H 265 People Stream Resolutions During Calls The following tabl...

Page 95: ...Stream Resolutions During Calls The following table includes the H 265 resolutions and frame rates for content streams observed in SIP calls between two Poly video systems G7500 Studio X50 or Studio X...

Page 96: ...pt to provide the highest resolutions and best frame rates in all types of calls The information in the following table is based on a camera source capable of 1080p at 60 fps Supported H 264 People St...

Page 97: ...a system and a different type of endpoint The systems attempt to provide the highest resolutions and best frame rates in all types of calls Supported H 264 Content Stream Resolutions During Calls Reso...

Page 98: ...ister your system with the Polycom Global Directory Server GDS Enable H 323 on your system before you register it with this directory server Procedure 1 In the system web interface go to Servers Direc...

Page 99: ...ctory required to access its hierarchical structure When provisioned this setting is read only Authentication Type Specifies the protocol for authenticating with the LDAP server NTLM Basic or Anonymou...

Page 100: ...tory entries created locally by the user References to LDAP directory entries added to Favorites by the user These entries are available only if the system can successfully access the LDAP server User...

Page 101: ...orite a contact to remove the contact from your Favorites list Procedure 1 Go to Place a Call Favorites 2 Choose a favorite card then select Unfavorite The contact is removed from the Favorites list S...

Page 102: ...led meeting Configure a Calendaring Service You must configure your system to use a calendaring service so users can see scheduled meetings on the local interface Procedure 1 In the system web interfa...

Page 103: ...calendaring service The system may prompt you to confirm the password Note This feature is unavailable if the Microsoft Exchange Server address is provisioned If after configuring the calendaring ser...

Page 104: ...is not in a call Show Information for Meetings Set to Private Specifies whether to display details about meetings marked private 4 Select Save After you register your system to the calendaring servic...

Page 105: ...ied device screen and any accompanying audio is mirrored onto the system display You can disable these options in the system web interface Wired input A laptop or desktop connected to the system throu...

Page 106: ...oth on your system Screen mirroring options are enabled by default Procedure 1 In the system web interface go to Security Wireless Security 2 Do one of the following Clear the Enable AirPlay check box...

Page 107: ...pg and png formats with a file size of less than 10 MB Note This option is unavailable if your image is provisioned to the system Procedure 1 In the system web interface go to General Settings Home Sc...

Page 108: ...tomatically Setting Description None Hides the home screen widget Calendar Displays meeting information on the home screen Favorites Displays favorites on the home screen Configure Dual Monitor Displa...

Page 109: ...he self view on the entire screen of Monitor 2 Content Display Specifies whether to display content on one or two monitors Single Display content on Monitor 2 and people on Monitor 1 Dual Display peop...

Page 110: ...reement contact an authorized Poly dealer to get a key Note Software version 3 0 enables all available Poly system features by default With this version you don t need a feature activation or software...

Page 111: ...ivate Features To activate certain features for your system you must enter a feature activation key Procedure 1 In the system web interface go to General Settings License 2 Enter the Feature Activatio...

Page 112: ...are Poly EagleEye Cube USB camera Poly TC8 device Related Links Using a Provisioning Service on page 32 Updating Software in the System Web Interface You can manually update software or set up automat...

Page 113: ...fig poly video version zip release json version ipmic Config image zip version micadapter Config image zip version touchctrl Config poly tc8 version zip version release json softwareupdate cfg Provisi...

Page 114: ...k for Updates During Maintenance Hours to specify a range of time to automatically update the software 4 Optional Choose times for Maintenance Hours Begin and Maintenance Hours End The system calculat...

Page 115: ...emote Control You must be actively using the remote control for an available update to take effect After 30 seconds of inactivity the remote control disconnects from the system until you pick it up or...

Page 116: ...terface Dashboard Make sure automatic updates are disabled on General Settings Device Management Procedure 1 Go to General Settings Device Management 2 Manually downgrade your software to an older ver...

Page 117: ...r installed PKI certificates Local directory entries Logs Call detail record CDR You also can choose not to retain some of this data after the system resets Note System resets restores your system to...

Page 118: ...Do one of the following On the front of the G7500 insert a straightened paper clip through the factory restore pinhole On the side of the Studio X50 insert a straightened paper clip through the facto...

Page 119: ...to its default settings This process refreshes the device by deleting its configurations except the current version of software Factory restoring the ceiling microphone requires the following tools A...

Page 120: ...up the center of the magnet with the sensor and hold it no more than 19 mm 3 4 in away from the enclosure for approximately 7 seconds The microphone LED blinks amber during a factory restore Note Don...

Page 121: ...rom Polycom Support and save the package to the root directory of a USB flash drive Insert the USB flash drive into a USB port Note Poly recommends formatting your USB flash drive with the FAT32 file...

Page 122: ...ng Checking the Web Proxy Configuration Zero Touch Onboarding Connection Fails During Initial Setup or After Reset Refer to the following topics to help you diagnose and fix issues with your system Lo...

Page 123: ...ng the threshold you configure here creates a log entry and automatically transfers logs if you set Transfer Frequency to Auto At Threshold Folder Name Specifies the folder name for log transfers Sele...

Page 124: ...ation 3 Select Save Download Logs You can retrieve the logs associated with your system and some of its connected devices Procedure 1 In the system web interface go to Diagnostics Logs 2 Select Downlo...

Page 125: ...ing Specifies whether remote logging is enabled Enabling this setting causes the system to send each log message to the specified server in addition to logging it locally The system immediately begins...

Page 126: ...mlog SourceModuleType im_file SMan SrcMan IncallMuteStateCmdUpdate set incall 0 2018 10 19 13 53 08 Kernel Debug 10 223 73 18 1 2018 10 19T18 53 08 626000 00 00 DeviceName ProductName NXLOG 14506 Even...

Page 127: ...col Due to security issues Poly recommends that you don t enable this setting Version2c Enables your system to use the SNMPv2c protocol Due to security issues Poly recommends that you don t enable thi...

Page 128: ...ion password The maximum length is 48 characters Engine ID Specifies the unique ID of the SNMPv3 engine You might need this information to match the configuration of an SNMP console application The ID...

Page 129: ...o Servers SNMP 2 Select Download MIB Checking System Status You can verify the status of your system in the local and system web interfaces Status information also include details about connected devi...

Page 130: ...status in the system web interface Procedure 1 In the system web interface go to Diagnostics System Status 2 Optional Select Details next to each device or service for more information 3 Optional Sele...

Page 131: ...your system Make sure your system is registered with a provisioning service such as RealPresence Resource Manager Procedure 1 In the system web interface go to Servers Provisioning Server 2 Select Sho...

Page 132: ...device is a Poly Microphone IP Adapter also reconnect its power supply cables 3 Perform a factory restore on the device 4 Perform a factory restore on the system Poly TC8 Use the following informatio...

Page 133: ...nterface go to Settings Reset and select Reset Your device resets to its default configuration settings which unpairs it from the video system Paired Poly TC8 is Disconnected Symptom You paired a devi...

Page 134: ...u can pair the device with the same video system or another video system Procedure 1 In the device interface go to Settings Reset and select Reset Your device resets to its default configuration setti...

Page 135: ...verify network connectivity by looking at the LAN port LEDs on the back of your system Each LAN port has two LEDs The left LED indicates network connectivity and traffic while the right LED indicates...

Page 136: ...Related Links Configure General Audio Settings on page 78 Test Polycom StereoSurround on page 136 Test Audio Levels Audio meters show you real time audio input and output signals for your system inclu...

Page 137: ...n speaking in the room If you use a Sound Pressure Level SPL meter it should measure approximately 80 to 90 dBA in the middle of the room 6 Repeat these steps for Audio Output Related Links Configure...

Page 138: ...nnectivity issues with your system Procedure 1 In the local interface go to Menu Settings Diagnostics 2 Go to Trace Route 3 Enter the IP address or URL with which to run the trace route 4 Select Start...

Page 139: ...system web interface PAC File Status Status Description Success File successfully downloaded to your system In Progress File is downloading to your system WPAD Failed File download URL wasn t discove...

Page 140: ...unicate with the ZTO service because of a firewall and or web proxy setting Workaround Configure your firewall and or web proxy so that the system can communicate with the ZTO service zto poly com on...