78 • Routing
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snom technology AG • 79
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• ‘?’ matches any character as long as there is one.
• ‘$’ matches a E164 number (0-9, #, * and also + and -).
• ‘*’ matches any character multiple times, even if there is no
character.
• ‘%’ matches E164 numbers multiple times, even if there is no
digit.
• ‘~’ matches one of the domain alias
• ‘=’ matches the PSTN gateway.
• ‘[a-z]’ matches a character range (in this example from a to z).
The comparison process includes the sip identifier at the
beginning of the URL.
The action can be one of the following:
• “Allow” tells the proxy to use this number as is.
• “Deny” tells the proxy to forbid this number (error code 403
Forbidden).
• “Incomplete” tells the proxy to signal that more digits are
expected.
• “Use Gateway” directs the call to the provided URL pattern,
typically a PSTN gateway.
• “Not Found” triggers the proxy to send a “404 Not Found” error
code.
The destination pattern may include some special variables:
user[:[
start
][:[
length
]]]:
The username of the destination. If the
start position is present, a substring starting
10.
Summary of Contents for 4S Media Server
Page 1: ...Administrator s Manual snom 4S SIP Proxy Registrar Version 2 30 ...
Page 14: ...14 VoIP Protocol S N O M 4 S P R O X Y R E G I S T R A R M A N U A L 1 ...
Page 84: ...84 Routing S N O M 4 S P R O X Y R E G I S T R A R M A N U A L 10 ...
Page 98: ...98 Maintenance S N O M 4 S P R O X Y R E G I S T R A R M A N U A L 13 ...