RE: FW: 3gpp scenario 2

[Pekka Savola <pekkas@netcore.fi>]

On Thu, 19 Dec 2002, Karim El-Malki (EAB) wrote:
>  > IGP/BGP tunneling and mechanisms like these are _additional 
>  > complexity_.
>  > 
>  > Such mechanisms should not be advocated -- in the face of configured
>  > tunneling which is far superior for a small-to-moderate 
>  > number of islands 
>  > -- without a lot of care.
> 
> I don't think it is possible to make such a clear-cut statement.
> The additional complexity gives you some advantages. If a path
> goes down the router knows about it for example. You can't have
> this in general with static routes. 

Configured tunneling does not have to mean static routes.  Static routes 
are usually used because they're simple, and right tool for most jobs.

Many run routing protocols on top of configured tunnels, thus there is no 
problem you describe.

-- 
Pekka Savola                 "Tell me of difficulties surmounted,
Netcore Oy                   not those you stumble over and fall"
Systems. Networks. Security.  -- Robert Jordan: A Crown of Swords