H3C Technologies H3C MSR 50 - Manual (Page 709)

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Configuring media 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 715 Configuring media parameters
3. Configure media parameters for SIP-to-SIP connections as described in Table 265 .
Table 265 Configuration items
Item Description
Codec Transparent
If the SIP trunk device does not support the codec capability sets
supported by the calling and called parties, you can select the
Enable option to enable codec transparent transfer on the SIP trunk
device. The SIP trunk device transparently transfers codec capability
sets between two parties. The calling and called parties complete
the codec negotiation.
By default, the Disable option is selected.