Avaya 1100 Series Installation Manual page 18

· SIP Registrar Enable
Check that SIP Registrar Enable is selected.
· Domain Name: Default = Blank
This is the local SIP registrar domain name that will be needed by SIP devices in order to register with the IP
Office. If this field is left blank, registration is against the LAN IP address. The examples in this documentation
all use registration against the LAN IP address.
· Layer 4 Protocol: Default = Both TCP & UDP
The transport protocol for SIP traffic between the IP Office and SIP extension devices. Both TCP and/or UDP
can be used.
· TCP Port: Default = 5060
The SIP port if using TCP. The default is 5060.
· UDP Port: Default = 5060
The SIP port if using UDP. The default is 5060.
· Challenge Expiry Time (sec): Default = 10
The challenge expiry time is used during SIP extension registration. When a device registers, the IP Office SIP
Registrar will send a challenge back to the device and waits for an appropriate response. If the response is
not received within this timeout the registration is failed.
5. If you have made any changes, click OK and save the configuration back to the system.
1100/1200 Series Phone Installation
IP Office Release 9.0
Page 18
Issue 05a (17 January 2014)