Cisco SPA525G Administration Guide - Page 107

Configuring SIP, SPCP, and NAT Configuring SIP 5 Parameter Description Auth INVITE When enabled, authorization is required for initial incoming INVITE requests from the SIP proxy. NOTE: Not applicable to the WIP310. Ntfy Refer On 1xxTo-Inv If set to yes, as a transferee, the phone will send a NOTIFY with Event:Refer to the transferor for any 1xx response returned by the transfer target, on the transfer call leg. If set to no, the phone will only send a NOTIFY for final responses (200 and higher). NOTE: Not applicable to the WIP310. Use Anonymous with RPID This parameter applies only if is set to yes; otherwise, it is ignored. If the parameter is set to yes, the FROM header's display-name and user-id fields are set to anonymous when the caller blocks his caller-id. If the parameter is set to no, the FROM header's display-name and user-id are not masked. The Remote-PartyID header indicates privacy=full when the caller wishes to block his caller-id. Default: yes. NOTE: Not applicable to the WIP310. Set G729 annexb Configure G.729 Annex B settings. NOTE Not applicable to the SPA525G. STEP 6 Click Submit All Changes. Configuring a SIP Proxy Server To configure SIP proxy and registration parameters: STEP 1 Log in to the web administration interface. STEP 2 Click Admin Login and advanced. STEP 3 Click the Extension tab. STEP 4 Configure the proxy and registration parameters for each extension. Cisco SPA and Wireless IP Phone Administration Guide 105