Can I use a GLC-SX-MMD in a slot on a C3850-NM-4-10G?I currently use the GLC-SX-MMD SFP module in a 2960x. However, I recently was able to free up a couple of ports in the 3850 and I would like to move that SFP to the 3850 to provide the uplink inst...
Forum Posts
Hi,I have two Cisco Nexus switches that are configured with VPC in following topology:What will happen in case the client will send a lot of broadcast packets from both of his links (load-sharing bond) that have the same source MAC address (e.g. 00:1...
Resolved! Cisco switch c2960x ios boot path setup
Hello,I see boot path is different here(flash:/c2960x-universalk9-mz.152-2.E6/c2960x-universalk9-mz.152-2.E6.bin). I dont know why. For you information .bin file is not there in flash.Can someone tell me.Now i need to set boot path,primary image as E...
I have 2 - WS-C2960-24TT-L switches. Both are experiencing the same issue. Upon booting them up, all lights flash on the mode indicator panel, then it goes directly to a solid green "SYST" light. Nothing registers across the console cable. I have tri...
Hi ALL,I had a pair of stack 2960X (priority 61440) Gi1/0/1 and Gi2/0/2 connect to the uplink interface of Root Switch.Both 2 interfaces are set "spanning-tree portfast" What happen if I config no spanning-tree portfast on this 2 interface?Will the u...
Hi everyone, hope you can give me your opinion about this.Have a customer that is being adamant that he wants MacSec enabled between the switches (Catalyst 9300), now the switches are connected to each via two Siklu Radios 80Ghz that provide 10Gbps.I...
Hi,I'm looking for some advise on upgradesI'm looking to upgrade my 4500e duel supervisor switch I'm confident enough with the OS upgrade process but I'm unclear how i can confirm what ROM MON i might need for a particular software release. The rele...
Why do the CMICR-4PS 15.2(8)E2 switches not show lldp in the config. This causes me issues because I have policies that look for the "lldp run" line to be implemented. It seems this line should also show up in the CMICR-4PS. xxxxxxx#sh run | inc ll...
I have 2 Meraki MR33 APs. I just want to verify what CLI commands do I input in the port interfaces to get them online. I have a Cisco Catalyst 3840 switch.
Hello, we are currently using the Cisco 9300-NM-8X switches that come with the SFP-10G-LR-X SFP+ fiber modules. We cannot get our connection to work without having to replace the modules back to a regular SFP module, GLC-LX-SM-RGD. Here is our con...
I don't have a problem with my config just seeking clarification on something. I noticed on the switch, I can do "authentication event no-response action authorize vlan XX" if there is no response from the client which I typically use to place the d...
I'm completely stuck and have been at this for hours. I have a version mismatch, and need to get my 2nd switch upgraded to 15.x from 12.2. I have the bin file on both flashes. Flash and flash2. I've tried theboot system switch all flash:/insert...
I formatted my flash: before I had a usable bin file to copy up or .tar file. Now I am at the switch: prompt and the usbflash0: and 1: don't like my usb stick that I formatted in my other c2690x. How can I get a file on the flash so I can boot from...
What is the step by step process to updating the default gateway ip on a cisco switch using the cisco web interface/gui
Hello,I've a wireless bridge setup to connect two switches together. Ruckus APs are being used to bridg the core network to a C2960. We recently had an issue where one of the ruckus APs failed, so it has been decided to setup a secondary connection w...
