Switching

Hello everyoneI have a huge problem with an old switch catalyst 3650 48FS-E, I do the command factory-reset all, then the switch boots by itself and stuck on the mode of the first Image that upload although I do the command flash_init then the comman...

rimary and Secondary L3 switchesCan ping devices connected to a L3 switch on a vehicle over Fluidmesh wireless IP addresses 10.3.6.11 and 10.3.6.12 from Secondary [standby] switch.  This vlan 306 10.3.6.0/24 exists only on the vehicle.  When attempti...

does c9200l-24P-4x-M or any model in C9200L-M Series support SFP-10G-SR-S or SFP-10G-LR-S transreceivers 

Hello,So "Archive" setting has not been working recently after I updated the switch C9300, IOS-XE ver 17.12.05. I get an ":Error - Permission denied" on the show archive output. On the other hand, backing up configs from the firewall continues to wor...

There is a lot here, read carefully if you use these switches!Important notesAfter upgrading to Cloud Management with IOS XE 17.15 it is not possible to downgrade to any CS firmware via Dashboard. In order to downgrade to CS a factory reset may be re...

Looking at updating our 2 C9300X switches from CS 17.2.3 to the new IOS-XE and just wanted to go through a quick sanity check.Looking at the first line regarding to review the Layer-3 configuration, it talks about Management VLANs and setting static ...

Hi,I am having a 6 switch stack and switch priorities as from top switch to last one are 15,14,13,12,11,10.I need to remove the last 4 switches from the stack and connect them to a existing two switch stack with switch priorities 15,14.I planned as b...

Hi,I have C9350 17.18.02 smart switch that is connected directly to IDS and I have a few C9200 I want all of them vlans to be monitored.C9350 not supporting the remote-span command.Which solution I can use?Thanks in advance, Roni

Hello Cisco friends,     I am having an odd issue with my new Cisco 9500s. I'm using the NORM multicast protocol and have attached a rough diagram of my current setup. I can't fully divulge specific configurations but I can try to answer any question...

Hi, small question...when I physical stack 2 C9300X Switches in Cloud mode, is it still not possible to set the active switch with a priority value? thanks for an answerroger

Hello Together,we have a Catalyst 9500 Core Switch and I wan to Isolate a specified VLAN (VLAN 5) deny to connect to all other VLAN. Here is a simple configuration and explanation what the result should be.VLAN 2 (Server) 10.1.2.0/24 Gateway VLAN int...

We are currently running Cisco Catalyst 9200L-24T-4G with IOS XE Dublin-17.12.6, Cisco Software Checker shows that 17.12.7a is the first fixed release for the Secure Boot Bypass vulnerability, while the Cisco Software Download page suggests IOSXE-17....

Hello!I have a simple LAB:As part of understanding how CEF works, I wanted to see how the FIB and Adjacency Table deal with GRE tunnels. In this case, a simple P2P tunnel using GRE and a FVRF:R1:R2Traffic flows, all good. When I check the FIB on R1 f...