Cisco SPA112 Administration Guide

Configuring the Voice Settings
SIP
Cisco SPA100Series Administration Guide 55
4
Response Status Code Handling
RTP Parameters
Field Description
SIT1 RSC SIP response status code for the appropriate Special
Information Tone (SIT) For example, if you set the SIT1
RSC to 404, when the user makes a call and a failure code
of 404 is returned, the SIT1 tone is played. Reorder or
Busy tone is played by default for all unsuccessful
response status code for SIT 1 RSC through SIT 4 RSC.
Default setting: blank
SIT2 RSC SIP response status code to INVITE on which to play the
SIT2 Tone.
Default setting: blank
SIT3 RSC SIP response status code to INVITE on which to play the
SIT3 Tone.
Default setting: blank
SIT4 RSC SIP response status code to INVITE on which to play the
SIT4 Tone.
Default setting: blank
Try Backup RSC SIP response code that retries a backup server for the
current request.
Default setting: blank
Retry Reg RSC Interval to wait before the ATA retries registration after
failing during the last registration.
Default setting: blank
Field Description
RTP Port Min 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 –106.
Default setting: 16384.

Cisco SPA112 Specifications

General

Supported network protocols	IPv4, IPv6, ARP, DNS, SRV, DHCP, PPPoE, ICMP, TCP, UDP, RTP, RTCP, SNTP
DHCP client	Yes
VPN support	802.1p
Security algorithms	SSL/TLS
Authentication method	SIP
Modem (RJ-11) ports	2
Ethernet LAN (RJ-45) ports	1
Voice codecs	G.711, G.726, G.729
Certification	FCC, CE, ICES, A-Tick, RoHS, UL
Fax compatibility	T.38
Output current	2 A
Output voltage	5 V
AC input voltage	100-240 V
AC input frequency	50 - 60 Hz
Storage temperature (T-T)	-25 - 70 °C
Operating temperature (T-T)	0 - 45 °C
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Width	101 mm
Height	28 mm
Weight	153 g