IP8820/IP8830/IP8840
Installer Guide
70
o Codec selects the priority for audio codecs.
o Centralized Conference
- This parameter enables or disables server control and processing of
conferences. When enabled, the server provides a single RTP stream for the
conference. When disabled, the IP Phone processes separate RTP streams
for each participant, maximum 3-parties. A URL is required.
- URL is the URL of the conference server.
o Presence
enables subscription for DSS/BLF lines to a Presence group for idle and
busy notification, which must be configured in the Call server. The Extension for
DSS must be assigned and the Authorization Name and Password must be blank,
not assigned.
o Firewall Traversal Timer specifies the time to allow for traversing a firewall.
o STUN Server Address, STUN server IP address or FQDN.
To modify a parameter:
Select the parameter and modify the value.
Select the
button.
Changing the proxy server address, proxy port by line and outbound proxy, backup
proxy, VMS address or local UDP port requires a reboot of the IP Phone. When you
leave the menu, you will receive a reboot notice. The IP Phone must reboot to utilize
the new values entered.
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