Cisco ATA 191 Administration Guide

RTP Parameters
Table 30: RTP Parameters
DescriptionField
Minimum port number for RTP transmission and
reception.
The RTP Port Min and RTP Port Max parameters
should define a range that contains at least 4 even
number ports, such as 100 to 106.
Default setting: 16384.
RTP Port Min
Maximum port number for RTP transmission and
reception.
Default setting: 16482.
RTP Port Max
Packet size in seconds, which can range from 0.01 to
0.16. Valid values must be a multiple of 0.01 seconds.
Default setting: 0.030
RTP Packet Size
Enable the Remote pair RTP Packet Size.
Default setting: Yes
RTP Tx Packet Size Follows Remote SDP
Number of successive ICMP errors allowed when
transmitting RTP packets to the peer before the ATA
terminates the call. If value is set to 0, the ATA
ignores the limit on ICMP errors.
Default setting: 0
Max RTP ICMP Err
Cisco ATA 191 and ATA 192 Analog Telephone Adapter Administration Guide for Multiplatform Firmware
43
Voice Settings Configuration
RTP Parameters

Cisco ATA 191 Specifications

General

Fax Support	T.38 Fax Relay
Relative Humidity	10% to 90% (non-condensing)
Ports	2 FXS ports
Voice Protocol	SIP
Protocols	SIP, RTP, RTCP
Power	5V DC
Network Interfaces	10/100BASE-T Ethernet port
Operating Temperature	32°F to 104°F (0°C to 40°C)
Audio Codecs	G.711 (a-law and μ-law), G.729a, G.722, G.726
Voice Codecs	G.711 (a-law and μ-law), G.729a, G.722, G.726
Storage Temperature	14 to 140°F (-10 to 60°C)