[j-nsp] Alternatives to floating static routes?

Dario dario.donsion at soporte.rediris.es
Tue Oct 3 07:36:31 EDT 2006


Hi all,

Just one point when I said "The customers have the posibility to connect their routers" in my previous 
post I wanna say directly connected:

	Router Customer 1 -----|
		|			|
	Router Customer 2 ----- |

Regards,

	Dario D.

El Martes, 3 de Octubre de 2006 13:30, Dario escribió:
> Hi all,
> 
> We need to develop a solution to provide redundancy for two of our clientes, connected to us via our 
> Cisco Catalyst 2950.
> 
> This is the topology:
>                                   [FastEth]
> 	Router Customer 1	------------- |                   [GigaEth]
> 					         |  Cat 2950 --------------- Juniper M40e
> 	Router Customer 2	------------- |              
>                                   [FastEth]
> 
> Right now we have static routes in our Juniper to connect with each customer. The customers have the
> posibility to connect their routers. Each one request us to reroute its networks via the other customer when
> its link fails.
> 
> We first think in floating static routes, two routes for each customer, the actual one and other via the 
> other customer with more metric.
> 
> But it'll no work because if for example the link between the Customer 1 and our CAT 2950 fails, our 
> Juniper see the link with the CAT 2950 up (no possibility to configure keepalives), then the active route 
> is the static route without metric, it never changes to the floating route.
> 
> BGP (using prepends,...) is a solution but we prefer another one if possible. Any ideas?
> 
> Many thanks and best regards,
> 
> 	Dario D.
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