b. In the Debug Server field, enter the IP address of your syslog server.
NOTE: This address and port number must be reachable from the SPA9000.
c. From the Debug level drop-down list, choose 3.
4. To collect information about the type of NAT your router is using, complete the following
tasks:
a. Click Voice tab > SIP.
b. Scroll down to the NAT Support Parameters section.
c. From the STUN Test Enable field, choose yes.
5. To enable SIP signalling, complete the following task:
a. Click Voice tab > Line N, where N represents the line interface number.
b. In the SIP Settings section, choose full from the SIP Debug Option field.
6. Click Submit All Changes.
7. View the syslog messages to determine whether your network uses symmetric NAT. Look
for a warning header in the REGISTER messages, such as Warning: 399 spa "Full Cone NAT
Detected. "
Advanced Call Control and Routing
•
"Configuring Vertical (Supplementary) Service Codes, " on page 137
•
"Managing the Outbound Call Routing Groups, " on page 139
•
"Configuring Outbound Call Codec Selection Codes, " on page 141
Configuring Vertical (Supplementary) Service Codes
Users can enter vertical (supplementary) service codes, also known as star (*) codes, to activate
special calling features, such as *69 for call return. The LVS is pre-configured with default star
codes, but you can customize them for your site. The codes are automatically appended to the
dial plan.
1. Connect to the SPA9000 administration web server, and choose Admin access with
Advanced settings. (See
page
24).
2. Click Voice tab > Regional.
3. Scroll down to the Vertical Service Activation Codes area or the Vertical Service Announcement
Codes section.
Linksys Voice System Administration Guide
"Connecting to the SPA9000 Administration Web Server, " on
Advanced Call Control and Routing
137