[SIPForum-discussion] RFC to add media attributes during call

[Amit Salunkhe]

Hi All.

Is there any RFC which describe how and which media attribute we can add in
sdpat b2bua or proxy level during call.lets say i want to add additonal
media info while passing call from ingress to egress.

Want to add propritery sdp lines than the deafult. Like x-option tag.

Amit--
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