snom technology AG • 7
snom 4S SIP Registrar Proxy 2.12
User Manual
Conguration ....................................................... 53
Licensing ............................................................................. 53
Hostnames ............................................................................................................................... 54
IP Addresses............................................................................................................................ 55
License Key.............................................................................................................................. 55
General Settings................................................................... 55
SIP Port...................................................................................................................................... 56
Proxy realm ............................................................................................................................. 56
TCP threshold ......................................................................................................................... 57
Log Level................................................................................................................................... 57
HTTP port.................................................................................................................................. 57
HTTP User and Password .................................................................................................. 57
Registration ......................................................................... 58
Require Authorization......................................................................................................... 58
Trace REGISTER.................................................................................................................... 58
Save Registrations to File................................................................................................. 58
Min and Max registration time ....................................................................................... 59
Default Q................................................................................................................................... 59
Reject Registrations Across NAT................................................................................... 59
Routing ............................................................................... 60
Protected Destinations....................................................................................................... 60
Max Forwards ......................................................................................................................... 61
Call Log File ............................................................................................................................. 61
NAT Gateway .......................................................................................................................... 61
Do not signal loose routing.............................................................................................. 61
Do not Record-Route if Route is present.................................................................. 61
Remove Tags on 18x .......................................................................................................... 62
Sequential Forking Time ................................................................................................... 62
User Administration .............................................................. 62
Dial Plan.............................................................................. 64
How it works ........................................................................................................................... 64
Example 1: Setting up overlap dialling ..................................................................... 66
Example 2: North American Dial Plan........................................................................ 67
Example 3: Do not allow cell phone numbers to certain users .................... 67
Error-Information ................................................................. 68
Welcome Message................................................................. 71
DNS.................................................................................... 71
What is DNS?.......................................................................................................................... 71
Setup DNS................................................................................................................................ 72
Maintenance......................................................... 75
