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Cisco ATA 190 Analog Telephone Adaptor Administration Guide for SIP (Version 1.0)
OL-31821-01
Chapter 1 Cisco ATA 190 Analog Telephone Adapter Overview
Software Features
• G.711µ-law
• G.711A-law
• G.729A
• G.729AB
Other Supported Protocols
The ATA 190 supports these additional protocols:
• 802.1Q VLAN tagging
• Cisco Discovery Protocol (CDP)
• Domain Name System (DNS)
• Dynamic Host Configuration Protocol (DHCP)
• Internet Control Message Protocol (ICMP)
• Internet Protocol (IP)
• Real-Time Transport Protocol (RTP)
• Transmission Control Protocol (TCP)
• Trivial File Transfer Protocol (TFTP)
• User Datagram Protocol (UDP)
ATA 190 SIP Services
These services include these features:
• IP address assignment—DHCP-provided or statically configured
• ATA 190 configuration by Cisco Unified Communications Manager configuration interface
• VLAN configuration
• Cisco Discovery Protocol (CDP)
• Low-bit-rate codec selection
• User authentication
• Configurable tones (dial tone, busy tone, alert tone, reorder tone, call waiting tone)
• Dial plans
• SIP proxy server redundancy
• Privacy features
• User-configurable, call waiting, permanent default setting
• Comfort noise during silent period when using G.711u/a and G.729ab
• Advanced audio mode
• Caller ID format
• Ring cadence format
• Silence suppression