TMG:Add persistent static route
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This page shows how to add a persistent route to a TMG-CONTROL of a TMG.
WARNING: This procedure can be use to route the H.248 traffic only. SIP, SIGTRAN and RTP requires another procedure.
Add static route
Create a file with the interface name
vi /etc/sysconfig/network-scripts/route-<interface name>
Add static routes (the file must contain at least 2 entries, default route for the interface and your static routes)
default <default gateway> dev <interface name> <network/netmask> via <gateway for route> dev <interface name>
Source: Static route configuration
Example
Adding to reach network 192.168.100.0 with mask 255.255.255.0 using a router at 10.0.0.5 (vlan id 15)
vi /etc/sysconfig/network-scripts/route-vlan15
Routes:
default 10.0.0.1 dev vlan15 192.168.100.0/24 via 10.0.0.5 dev vlan15