03-30-2016 11:02 AM - edited 03-05-2019 03:41 AM
Hello,
I have a router with dual ISPs and dual internal subnets. I need to configure the router so that internal subnet #1 uses ISP #1 for their internet and internal subnet #2 uses ISP#2 for their internet connectivity. Fault tolerance would also be nice but not a priority.
03-30-2016 12:38 PM
Hello.
Basic configuration may be found here - http://docwiki.cisco.com/wiki/NAT_failover_with_DUAL_ISP_on_a_router_Configuration_Example
Preferred channel per source may be chosen by PBR, based on track object (on ip sla per ISP).
03-31-2016 06:39 AM
Thanks Vasilii,
Here is my current relevant config entries:
interface FastEthernet0
description Wireless_WAN
ip address xxx.xxx.xxx.161 255.255.255.252
ip nat outside
!
interface FastEthernet1
description Video_WAN
ip address xxx.xxx.xxx.125 255.255.255.252
ip nat outside
interface Vlan119
ip address xxx.xxx.xxx.xxx 255.255.255.0
ip nat inside
!
interface Vlan120
ip address xxx.xxx.xxx.xxx 255.255.255.0
ip nat inside
ip virtual-reassembly in
ip nat inside source route-map NAT1 interface FastEthernet0 overload
ip nat inside source route-map NAT2 interface FastEthernet1 overload
ip route 0.0.0.0 0.0.0.0 xxx.xxx.xxx.162
ip route 0.0.0.0 0.0.0.0 xxx.xxx.xxx.126 100
ip access-list standard VIDEO
permit 192.168.120.0 0.0.0.255
ip access-list standard WIRELESS
permit 192.168.119.0 0.0.0.255
route-map NAT1 permit 10
description NAT route map for F0
match ip address WIRELESS
match interface FastEthernet0
route-map NAT2 permit 10
description NAT route map for F1
match ip address VIDEO
match interface FastEthernet1
The Wireless segment is communicating fine but not the Video.
Is it possible that my route statements are preventing the video segment from communicating?
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