[c-nsp] ISP LAN Design

[Gert Doering]

Hi,

On Wed, May 25, 2005 at 01:06:54PM +0100, Mark Tohill wrote:
> Everybody claims layer 2 problems are easier to troubleshoot than layer
> 3 problems.  

L2 problems are MUCH harder to troubleshoot than L3 problems.  L3 is either
"there are all relevant routes" (traceroute will tell you) or "not".

L2 brings you loops, spanning-tree blocks, spanning-tree oscillations,
unwanted flooding of packets, and lots of other fun.

gert
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Gert Doering - Munich, Germany                             gert at greenie.muc.de
fax: +49-89-35655025                        gert at net.informatik.tu-muenchen.de