[c-nsp] 4GE-SFP-LC (4-Port ISE GigE) Failure rate

Michael Lyngbøl michael at lyngbol.dk
Mon Nov 8 04:25:02 EST 2004

On 07.11.2004 14:40:22 +0000, Pete Kruckenberg wrote:
> Since I deployed 18 GSRs with the 4-port ISE GigE line-card
> about 4 months ago, I've had 3 line-cards go bad, each for
> something different (all hardware-related, usually something
> related to bad memory).
> None of these were DOA, they all worked for at least a few
> weeks and started having component problems later.
> Is this an anomoly? Should I be planning on one LC failure
> per month? What experience have others had with this
> line-card and hardware failures? Any recommendations?

Yes. We do have a bunch of the 4-port ISE GE line card and I'm yet to
see a card fail.


Michael Lyngbøl -- michael at lyngbol dot dk
Network Architect, AS3292 TDC, IP·backbone

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