SS-16 VoIP-2-GSM USER MANUAL
DOC. NO: SS-16-14 (REV. 02)
Page 55 of 84
6.5.3
Access In
SIP Users / IP addresses that will be able to use the SS-16 VOIP-2-GSM equipment
for out going calls:
Status –
Enable or disables rule.
IP Address – The allowed IP address range.
In this example one would use a Subnet
mask of 32. This means that the device with
this IP address will have access to make
outgoing calls. Normally this would be set to
the IP address of the PABX also configured
under PBX settings.
Subnet mask –
establishes the sub-network of
the PABX.
Examples
IPAddress
Subnet Mask
Note
0.0.0.0
0
Calls will be accepted from any IP Address.
192.0.0.0
8
IP Address between 192.0.0.1 to 192.254.254.254
allowed.
192.168.0.0
16
IP Address between 192.168.0.1 to 192.168.254.254
allowed.
192.168.173.0
24
IP Address between 192.168.173.1 to 192.168.173.254
allowed.
192.168.173.221
32
Call will only be accepted from 192.168.173.221