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E911 service providers can now use the IMG 1010 with Baudot tone detection capability to notify their their SIP Application Server of an incoming TTY call type. This would allow the Application Server to determine when to route the call to TTY Transcoder servers and when to route it to standard SIP Media Servers. Refer to Related Topics below for more information on this new feature and associated IMG call flow support.
Related Topics:
IMG 1010 - SIP Media Baudot Detection and retransmit Call Flow to TTY transcoding server.
IMG 1010 - SIP Profile - 10.5.3
FR 19771 Ringback tone generation after reception of SIP-18x for call forwarding scenario
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