Another Interface Question

From: Joe Astorino <joe_astorino_at_comcast.net>
Date: Fri, 8 May 2009 03:01:36 +0000 (UTC)

This is really driving me nuts today! geez : ) So now I am noticing that on all my routers, even when there is NO layer 1 physical connectivity whatsoever, I mean I pulled the cable completely out on both ends, the interface still shows as up/down. I am wondering if anybody knows why that is? Apparently it is normal, as I tried it on about 5 routers.

We are always told in the books that status up means layer 1 physical connectivity. How is this possible if I have no cable plugged in? Does status = up on ethernet just mean the interface passed an internal h/w check or something? Like with serial lines, if I have nothing plugged in, it will show down/down, but not on ethernet or fastethernet.

Thanks for any help

- Joe

"He not busy being born is busy dying" -- Dylan

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Received on Fri May 08 2009 - 03:01:36 ART

This archive was generated by hypermail 2.2.0 : Mon Jun 01 2009 - 07:04:42 ART