DMA OperationsGuide Signaling Settings
74 Polycom, Inc.

See xmpp.org for more information.

Signaling Settings Fields

The following table describes the fields on the Signaling Settings page.

Table 4-5 Fields on the Signaling Settings page
Field Description
H.323 Settings
Enable H.323 signaling Enables the system to receive H.323 calls.
Caution: Disabling H.323 terminates any existing H.323
calls. When you click Update, the system prompts you
to confirm.
Status Indicates whether the system’s H.323 gatekeeper
functions are active.
H.225 port Specifies the port number the system’s gatekeeper uses
for call signaling.
We recommend using the default port number (1720),
but you can use any value from 1024 to 65535 that’s not
already in use and is different from the RAS port.
RAS port Specifies the port number the system’s gatekeeper uses
for RAS (Registration, Admission and Status).
We recommend using the default port number (1719),
but you can use any value from 1024 to 65535 that’s not
already in use and is different from the H.225 port.
H.245 open firewall
ports Shows the port range used for H.245 so you can
configure your firewall accordingly. This is display only.
H.323 multicast Enables the system to support gatekeeper discovery
(GRQ messages from endpoints) as described in the
H.323 and H.225.0 specifications.
Enable H.323 device
authentication Check the box to turn on H.323 device authentication.
Click Device authentication settings to go to the
Device Authentication page and add authentication
credentials (see “Device Authentication” on page 264 ).
SIP Settings
Enable SIP signaling Enables the system to receive Session Initiation
Protocol (SIP) calls.
Caution: Disabling SIP terminates any existing SIP
calls. When you click Update, the system prompts you
to confirm.