672
Item Descri
tion
Media Flow Mode
Select the media flow mode:
•
Around—Enable the media packets to pass directly between two
SIP endpoints, without the intervention of the SIP trunk device.
The media packets flow around the SIP trunk device.
•
Relay—Specify the SIP trunk device to act as the RTP trunk proxy
to forward the media packets.
By default, the Relay option is selected.
Delayed Offer to Early Offer
•
Enable—Enable delayed offer to early offer (DO-EO) conversion
on the SIP trunk device.
•
Disable—Disable the DO-EO conversion on the SIP trunk device.
By default, the Disable option is selected.
Configuring signaling parameters for SIP-to-SIP connections
1. Select Voice Management > Call Route from the navigation tree.
2. Click the icon of the call route to be configured.
The page for configuring SIP-to-SIP connection parameters appears.
Figure 699 Configuring signal process
3. Configure signaling parameters for SIP-to-SIP connections as described in Table 264.
Table 264 Configuration items
Item Descri
tion
Call-forwarding Signal
•
Remote process—The SIP trunk device transparently transfers the
SIP messages carrying call forwarding information to the
endpoints, and the endpoints perform the call forwarding.
•
Local process—The SIP trunk device processes the SIP messages
carrying call forwarding information locally.
By default, the Remote option is selected.
Call-transfer Signal
•
Remote process—The SIP trunk device transparently transfers the
SIP messages carrying call transfer information to the endpoints,
and the endpoints perform the call transfer.
•
Local process—The SIP trunk device processes the SIP messages
carrying call transfer information locally.
By default, the Remote option is selected.