User's Manual 9. Configuring VoIP Parameters
Version 4.4.0 91 MP26x/MP27x
2. Configure the parameters, as required. For a description of the parameters displayed
on this screen, see Table 9-1.
3. Click OK to save your settings.
Table 9-1: Signaling Protocol Tab Parameters Description
Parameter Description
Signaling Protocol Group
Signaling Protocol
(Read-only field.) Displays the signaling protocol running on the
device.
Note: Currently, only SIP is supported.
SIP Transport Protocol
Defines the SIP transport type - UDP (default), TCP, or TLS.
Note: This parameter appears only in 'Advanced' mode.
Local SIP Port
Defines the UDP / TCP port on which the SIP stack listens. The
default port is 5060.
Note: This parameter appears only in 'Advanced' mode.
Local SIP TLS Port
Defines the TLS port on which the SIP stack listens. The default port
is 5060.
Note: This parameter appears only if you select ‘TLS’ as the SIP
transport protocol.
Gateway Name - User
Domain
Defines the device's domain name which is sent in the SIP From
header of outgoing INVITE messages.
Note: This parameter appears only in 'Advanced' mode.
Enable PRACK
When enabled, the device replies with a PRACK message upon
receipt of a reliable provisional response. The device does not initiate
reliable provisional responses.
Note: This parameter appears only in 'Advanced' mode.
Include ptime in SDP
When enabled, the device adds the ptime field to the SDP message
body.
Note: This parameter appears only in 'Advanced' mode.
Enable Advanced DNS
Currently, this parameter is not supported.
Advanced DNS Type
Currently, this parameter is not supported.
Note: This parameter is available only if the ‘Enable Advanced DNS’
check box is selected.
Enable rport
When enabled, the device adds the rport parameter to the relevant
SIP message fields.
Note: This parameter appears only in 'Advanced' mode.
Connect media on 180
When enabled, media is connected upon receipt of SIP 180, 183, or
200 messages. When this parameter is disabled, media is connected
upon receipt of 183 and 200 messages only.
Note: This parameter appears only in 'Advanced' mode.
Enable Keep Alive
When enabled, a keep-alive notification is sent every user-defined
interval to the SIP registrar server.
Note: This parameter appears only in 'Advanced' mode.