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C-5
Cisco ATA 186 and Cisco ATA 188 Analog Telephone Adaptor Administrator’s Guide (SCCP)
OL-3141-01
Appendix C Cisco ATA Specifications
Software Specifications
Voice features • Voice activity detection (VAD)
• Comfort noise generation (CNG)
• Dynamic jitter buffer (adaptive)
Voice-over-IP (VoIP) protocols
• 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
Table C-6 Software Specifications (All Protocols) (continued)
Description Specification