I don't have a service contract.What if I use GLC-FE-100LX. What will happen?

I didn't find compatable sfp module for WS-3850-12S in "Cisco Optics compatibility matrix" for opera...

I haven't problem now. A added "new force" at the end of the comand "instal.....". And then IOS was ...

HI, everyone! I can't instal IOS (cat3k_caa-universalk9.16.03.06.SPA) on WS-3850-12S. An error occur...

Yes, there are two 10g modules in te1/1/4, te2/1/4. Router#sh verCisco IOS Software, IOS-XE Software...

Router#sho interfaces vla 114Vlan114 is up, line protocol is up Hardware is Ethernet SVI, address is...

Virtual interface in WS-C3850-12S is often freezes. And there are no log messages about it. Traffic ...

Hi everybody! Is that possible on WS-C2960X-48TD-L to forbid traffiс from one port to another which ...

I use one of the latest firmware 3.7.4E(ED)(cat3k_caauniversalk9.SPA.03.07.04.E.152-3.E4.bin). Relea...

But this SFP operates in the other switch (WS-C2960X-48TD-L) without any problem. I've tested. And I...

1. in attachment 2. No, I don't have it.

The problem is the same for all ports. Another switch connected to this SFP module. And there is not...

in attachment

There is not logging event "The inserted SFP module with interface name Gi1/0/1 is not supported" no...

I've found one Cisco SFP. It's a GLC-LH-SMD. And it's not operate too. There is same logging event "...