ZyXEL Communications ISG50 User Manual

Page of 880
 Chapter 8 PBX Tutorials
ISG50 User’s Guide
141
Complete the SIP registration for all the IP phones on your network. When all the phones are 
registered, you can make internal calls by dialing the extension number assigned to each phone. 
8.2  Auto Provisioning
You can have snom VoIP phones get a configuration text file from the ISG50. The configuration file 
contains the SIP settings that the SIP device uses to register with the ISG50. The following graphic 
shows an IP phone (A), softphone (B), ATA (C), and VoIP gateway (D) downloading configuration 
text files from the ISG50.
Figure 116   
Auto Provisioning 
After you configure the SIP extensions (see 
) and make your network 
connections (see 
), use the following directions to map each SIP extension 
to the appropriate snom device. You need the MAC address of each snom device.
ISG