Cisco SPA IP Phone Field Reference
Ext Tab
Cisco Small Business SPA 300 Series, SPA 500 Series, and WIP310 IP Phone Administration Guide 283
B
 
Subscriber Information
Proxy Redundancy Method Select Normal or Based on SRV port. The phone 
creates an internal list of proxies returned in the DNS 
SRV records. 
If you select Normal, the list contains proxies ranked by 
weight and priority.
If you select Based on SRV, the phone uses normal, 
then inspects the port number based on the first listed 
proxy port.
Defaults to Normal.
Parameter Description
Parameter Description
Display Name  Display name for caller ID.
User ID  Extension number for this line.
Password  Password for this line.
Defaults to blank.
Use Auth ID  To use the authentication ID and password for SIP 
authentication, select yes. Otherwise, select no to use 
the user ID and password.
Defaults to no.
Auth ID  Authentication ID for SIP authentication.
Defaults to blank.
Mini Certificate Base64 encoded of Mini-Certificate concatenated with 
the 1024-bit public key of the CA signing the MC of all 
subscribers in the group.
Defaults to blank.
SRTP Private Key Base64 encoded of the 512-bit private key per 
subscriber for establishment of a secure call.
Defaults to blank.