Check whether the address is in the range
$addrRange( IP1, IP2 ) $addrRange( IP1, IP2, IPcheck )
IP1 – the beginning of the address range.
IP2 – the ending of the address range.
IPcheck – the IP address which should be checked. If the IPcheck is omitted, the source IP address of SIP packet is used.
true – if the address IPcheck is in the range
false – otherwise
$addrRange("192.168.1.1","192.168.3.255") = true
Check if the SIP packet’s sender IP address is in the range 192.168.1.1 – 192.168.3.255.
It is same as the following definition.
$addrRange("192.168.1.1","192.168.3.255",$addr) = true