Discuss Catalyst brand switches with peers and experts.
Showing results for 
Search instead for 
Did you mean: 


Forum Posts

Hey!So I have a few switches of Nexus9000 C93108TC-FX Chassis having the version of 7.0(3)I7(3).I don't know where to look, I tried everything and they are set up exactly the same.But for some reason only one of them we can set:ntp server 0.site.pool...

Rem Markov by Beginner
  • 10 replies
  • 1 Helpful votes

We've setup a Synology with Adaptive Load Balancing on the Heartbeat-interfaces (I was told LACP is not possible for the heartbeat).We have LACP on the productive interfaces of the Synology and Cisco-switches C9300.But ALB causes permanent MAC-flappi...

i got gollowing err in sh log of routerMay 9 13:39:42.441 PDT: %SPANTREE-SP-2-BLOCK_BPDUGUARD: Received BPDU on port FastEthernet4/21 with BPDU Guard enabled. Disabling port.May 9 13:39:42.441 PDT: %PM-SP-4-ERR_DISABLE: bpduguard error detected on ...

mahesh18 by Frequent Contributor
  • 12 replies
  • 0 Helpful votes

What is the IOS version recommendation for this box as and MPLS P router with the four or eight 10g port module? I'm thinking advanced services, but not sure what version.Thinking of using this to replace some bulky 6500s that work great with OSPF/BF...

kushh8 by Beginner
  • 6 replies
  • 1 Helpful votes

Hi there,I'am looking for a switch to test PXE Boot and VLANs at home using iVentoy on my Windows PC to serve ISOs for installation on other devices over LAN. I was considering the Netgear GS305E but unsure if it supports PXE Boot. I could not find i...

Lennard W by Beginner
  • 3 replies
  • 0 Helpful votes

hi,i'm trying to upgrade a cisco 3850 switch from IOS-XE 3.x to 16.6.x.i chose 16.6 so it's not smart license enabled.just would like to ask if anyone had the experience to upgrade directly from 3.x to 16.x? any caveats?3850#software install file ?fl...

Hi.I have a Cisco Switch 3560 and not boot. The Leds: SYST, RPS, STAT, Duplx, Speed, PoE (all Leds) are always green and the POST test not run. With a serial cable connect, don't output everything for putty.IOS: Version 12.2(35)SE5Model: WS-C3560-24P...

Hello, Can anyone confirm me, if the new GLC-TE 1GE SFPs run well with 1000Mbit in a SFP+ port on the 4500-X? I don't see this SFP listed in the SFP compatibility matrix, which seems to be strange as the GLC-T is supported on the 4500-X (with both 10...