Zycoo CooVox T Series, Руководство администратора и пользователя

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- 131 - ZYCOO CooVox T-series IP Phone System Admin User Guide v4.0.0
Step 2 : Select trusted countries/regions
Besides selecting the trusted IP addresses from certain countries/regions, you’ll still need to add a common
rule in the
Common Rules section to grant access or the local network hosts/devices.
Step 3 : Add a common rule to grant access of your local LAN.
n
The Action of this rule needs to be set as Accept .
n Protocol should be set as TCP/UDP .
n
IP should be the local network address instead of a single IP address.
n
Netmask should be the subnet mask of the network address.
n
The Port range determines which kind of services to be granted. In this case you may leave it blank to
grant local network all access to the IPPBX system.
n Mac Address determines the action to be taken according to the Mac address of a device instead of its
IP address, it only works with devices within the same local network because Mac addresses are not
routable. In this case you are going to grant access of all the local network hosts/devices, so you may
leave it blank.
By now, Geo IP security policy should work. The private IP addresses from your local network and the public
IP addresses from the countries/regions you’ve selected should be able to access your IPPBX system. Other IP
addresses will all be blocked.
Common Rules can be used to configure the firewall to grant or deny an IP address or a network from