3 | | To simplify the handling and matching of these configurations, the same RTP payload type number used in the offer SHOULD also be used in the answer, as specified in [8]. An answer MUST NOT contain the payload type number used in the offer unless the configuration is exactly the same as in the offer. |
| 4 | In the case of RTP, if a particular codec was referenced with a specific payload type number in the offer, that same payload type number SHOULD be used for that codec in the answer. |
| 5 | |
| 6 | - RFC 6184: |
| 7 | |
| 8 | To simplify the handling and matching of these configurations, the same RTP payload type number used in the offer SHOULD also be used in the answer, as specified in {{{[8]}}}. An answer MUST NOT contain the payload type number used in the offer unless the configuration is exactly the same as in the offer. |