


Stateful Switchover Between Redundancy Paired Intra- or Inter-box Devicesįorked 18x Responses with SDP During Early Dialog.High Availability on Cisco Integrated Services Routers (ISR-G2).High Availability on Cisco CSR 1000V and C8000V Cloud Services Routers.High Availability on Cisco ASR 1000 Series Aggregation Services Routers.High Availability on Cisco 4000 Series ISR and Cisco Catalyst 8000 Series Edge Platforms.SIP RFC 2782 Compliance with DNS SRV Queries.Dynamic Payload Type Interworking for DTMF and Codec Packets for SIP-to-SIP Calls.Manipulate SIP Status-Line Header of SIP Responses.

