[AusNOG] Cisco help (Configure a dual failover wan on cisco 1811)

Karl Kloppenborg karl at karltec.net
Wed May 26 13:34:39 EST 2010


Do note, I don't have any access to BGP

Cheers!
Karl Kloppenborg
P 02 8014 4253  EXT:104  | M 0438475892  |  www.karltec.net

Please consider the environment before printing this email. Think before you print. 




On 26/05/2010, at 13:32, Justin Twiss wrote:

> Hi Karl,
>  
> Would something like this be appropriate and similar to what you’re looking for?
>  
> http://www.nil.com/ipcorner/SmallSiteMultiHoming/
>  
> Route maps are your friend J
>  
>  
>  
> -JT
>  
>  
> From: ausnog-bounces at lists.ausnog.net [mailto:ausnog-bounces at lists.ausnog.net] On Behalf Of Karl Kloppenborg
> Sent: Wednesday, 26 May 2010 11:23 AM
> To: ausnog at ausnog.net
> Subject: [AusNOG] Cisco help (Configure a dual failover wan on cisco 1811)
>  
> Hi Noggers,
>  
> Okay so here is the scenario,
> I have one Cisco 1811 integrated services router with a number of Fast Ethernet interfaces on it,
>  
> What I want to do is make a dual Wan failover setup with the following configuration
> (Note: I am not asking someone to just give me a config because I won't learn that what, but pointers and tips are most welcome :D)
>  
> Wan1 (Primary internet connection)
>             Interface: FastEthernet0
>             IP Address: Static
>  
> Wan2 (Backup Internet connection)
>             Interface: FastEthernet1
>             IP Address: Assigned by PPPoE Client (Modem is in bridged mode so need to authenticate with some type of dialer interface + PPPoE)
>  
> NAT0 (VLAN1)
>             Interface: FastEthernet2
>             IP Address: 10.0.2.1 / 24
>             Services: QOS / Port Forwarding / DHCP / Firewall / DPI
>  
> Notes:
> Okay so basically I need the LAN traffic to route through the primary int, but in the event that it is lost (Modem dies or even better if it looses ping with the next hop) then switch over to WAN2
> Alternatively let me manually switch between the gateways
>  
> ip route 0.0.0.0 0.0.0.0 FastEthernet0 
> no ip route 0.0.0.0 0.0.0.0 FastEthernet1 //Turn this one on when the Primary interwebs drops and turn the FastEthernet IP route off ?
>  
> Any help much appreciated!
>  
> 
> Cheers!
> Karl Kloppenborg
> P 02 8014 4253  EXT:104  | M 0438475892  |  www.karltec.net
>  
> Please consider the environment before printing this email. Think before you print. 
>  
> 
> 
> 
>  

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ausnog.net/pipermail/ausnog/attachments/20100526/a5c7996d/attachment.html>


More information about the AusNOG mailing list