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Real time text gateway BCPdraft-hellstrom-txtgwy-00 SIP devices with real-time text capability may interoperate with textphones through gateways This BCP describes Routing through text capable gateways Indicating text capabilities Media handling between limited functionality PSTN textphones and full functionality SIP devices Starting text usage mid-call and alternating text-voice SDP examples Builds on requirements from draft-ietf-sipping-toip Is there interest in this work in the SIPPING WG? |