1fe-Tx vs fe1-Fx

I have a Cisco3640 with 2 fast ethernet cards in it.

One of the ethernet ports is dropping packets, (ie. losing pings).

On the "show interface fast" command it says, "100BaseTX/FX".

But when I look to buy a replacement 100-Mb card, I appear to have 2 options:

(1) NM-1FE-TX

(2) NM-1FE-FX

What are the differences?

Which one do I currently have,(if it lists both on the running configs)?

And if I upgrade,(3700, 3800, etc....), would one be better then the other,(for being able to be used in a newer model of router)?

Or should I be looking at a "NM-2FE" card?

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Posted 5 years ago by captain99_1999 in Cisco Systems

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