Appendix C
Cisco ATA Specifications
Table C-6
Description
Voice features
Voice-over-IP (VoIP) protocols
OL-3141-01
Software Specifications (All Protocols) (continued)
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator's Guide (SCCP)
Specification
Voice activity detection (VAD)
•
Comfort noise generation (CNG)
•
Dynamic jitter buffer (adaptive)
•
H.323 v2
•
SIP (RFC 2543 bis)
•
•
MGCP 1.0 (RFC 2705)
•
MGCP 1.0/network-based call signalling (NCS) 1.0 profile
•
MGCP 0.1
SCCP
•
Software Specifications
C-5