Switching

Hi All,pretty much there with my new infrastructure config... 2 x 350XG's stacked & 1 x 300 POE in the core, 4 x 350X-48's stacked at the edge.I've patched the management vlan (was 1 now something else) through to my PC's second ethernet card and can...

Hi all, a supervisor engine in one of our Catalyst 9410R chassis has failed and needs to be replaced. We have a dual SUP setup so there is still one functioning active sup engine in the chassis. Cisco has sent a replacement part but the new one has a...

Hi below is my interfaces status , everything running and suddenly this is happen. We have to reboot the switch to back to normal. Lately it happens alot. FYI This switch is the Root Bridge for our Spanning Tree Topology as well. ------------------ s...

Hi,I would like to start moving the DHCP role from our core switch to a Windows Domain Controller for one of our locations. I would like to test this by disabling one DHCP scope on the core switch. Can  someone provide any documentation or procedures...

Hello everyone,,,I have 2960 switch and i can't access it using my console cable .I can access other switches in my network ( 3560 & 2960 ) but i can't access only this switch.may be the console port in the switch damaged? or it's a bug ?? !!! althou...

In summary, I work for a company that has sold a branch. We have to transition production network gear to the new owners while it's up and running. I have put together a process and some config scripts (let's focus on switches) to run for the transit...

Hi all, I need help here, from between AP ports and between up link to AP ports for example port Gi2/0/45 and port Gi1/0/23 vlan 993 is flapping  %SW_MATM-4-MACFLAP_NOTIF: Host 181d.eac8.7783 in vlan 993 is flapping between port Gi2/0/45 and port Gi1...

I am looking to upgrade the WS-C4948E-FS switch from version 15.0 (2) SG8 (cat4500e-ipbase-mz.150-2.SG8.bin) to recommended version 15.2.4E9, but I am not shy about release notes from version 15.2 .4E9, only from version 15.2.4E8 down, can you tell m...

I just install the module (C3KX-NM-10GT) into switch 3750,  but it doesn't work.   I could not see any light at front panel when I connect an Ethernet cable to its port.     Do I need type a command to active it in switch3750 ?  Thanks for help!

Hello everyone, we have Switch 3750X-48PF-S and module C3KX-NM-10GT. IOS 15.2(3)E UNIVERSALK9. 2 ports 10GB Twisted Pair, but both link down when connect cable.Maybe module need initialize before usage.Can you help me?