Data Sheet
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Specifications
Table 1 contains the specifications and package contents for the Cisco PAP2T Internet Phone
Adapter with 2 VoIP Ports.
Table 1. Specifications for the Cisco PAP2T Internet Phone Adapter with 2 VoIP Ports
Specifications
*Note: Many specifications are programmable within a defined range or list of options. Please see the PAP2T
Administration Guide for details. The configuration profile is uploaded to the PAP2T at the time of provisioning.
Data networking
●
MAC address (IEEE 802.3)
●
IPv4 (RFC 791) upgradeable to v6 (RFC 1883)
◦
Address Resolution Protocol (ARP)
●
DNS-A record (RFC 1706), SRV record (RFC 2782)
●
Dynamic Host Configuration Protocol (DHCP) client (RFC 2131)
●
Internet Control Message Protocol (ICMP) (RFC 792)
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TCP (RFC 793)
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User Datagram Protocol (UDP) (RFC 768)
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Real Time Protocol (RTP) (RFC 1889) (RFC 1890)
●
Real Time Control Protocol (RTCP) (RFC 1889)
●
Differentiated Services (DiffServ) (RFC 2475), type of service (ToS) (RFC 791/1349)
●
Simple Network Time Protocol (SNTP) (RFC 2030)
Voice gateway
●
Session Initiation Protocol (SIP) v2 (RFC 3261, 3262, 3263, 3264)
◦
SIP proxy redundancy - dynamic via DNS SRV, A records deregistration with primary
SIP proxy server
●
SIP support in network address translation (NAT) networks (including Serial Tunnel
[STUN])
●
Highly secure (encrypted) calling via prestandard implementation of Secure RTP
●
Codec name assignment
Voice algorithms
●
G.711 (A-law and µ-law)
●
G.726 (16/24/32/40 kbps)
●
G.729 A
●
G.723.1 (6.3 kbps, 5.3 kbps)
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Dynamic payload
●
Adjustable audio frames per packet
Fax capability
●
Fax tone detection pass-through
●
Fax pass-though - using G.711
●
Dual-tone multifrequency (DTMF): in-band and out-of-band (RFC 2833) (SIP info)
●
Flexible dial plan support with interdigit timers and IP dialing
●
Call progress tone generation
●
Jitter buffer - adaptive
●
Frame loss concealment
●
Full duplex audio
●
Echo cancellation (G.165/G.168)
●
Voice activity detection (VAD) with silence suppression
●
Attenuation/gain adjustments
●
Flash hook timer
●
Message waiting indicator (MWI) tones
●
Visual messaging waiting indicator (VMWI) via frequency shift keying (FSK)
●
Polarity control
●
Hook flash event signaling
●
Caller ID generation (name and number) - Bellcore, DTMF, European
Telecommunications Standards Institute (ETSI)
●
Music on hold client
●
Streaming audio server - up to 10 sessions