Switching

Hi I have a 9300 stack where the log is filled with the following messages: 262866921: Jul 10 08:46:43.188: %IOSXE-3-PLATFORM: Switch 2 R0/0: kernel: mmcblk0: recovery failed! 262866922: Jul 10 08:46:43.195: %IOSXE-3-PLATFORM: Switch 2 R0/0: kernel: ...

traffic is sent to ASR1 as it's booting up but no traffic is getting through since it hasn't fully come up. We want to have it routed through ASR2 until ASR1 is fully booted up. please let me know what I can do to accomplish this. We use ASAs 

Hi,i have upgrade an 3650-48PD to  from 16.3.x to 16.09.08 . After reboot the switch is in Evaluation Mode. Is it possible to downgrade to 16.6.x to get the rtu license back ? Is the evaluation mode normal ? will it automacvally get an perpetual lice...

Hi,I try to setup port-channel with 2 Nexus (vpc) and a Linux-Server (Rocky 8).After I configured a while, it was coming up and running. Could connect to server which has IP-address on VLAN of the bond.This worked.But when I reboot the server, I alwa...

Hi.Ho to disable port blocking on Inconsistent peer vlan and Inconsistent local vlan?I have a situation like this:Switch A <--------> Switch B (Cisco Nexus 3064)There is Vlan 21 from Switch B to Switch A.There are vlans: 31,32,33 from Switch A to Swi...

Hi,We have configured HSRP using SVI interface on Nexus switches but we are getting both active and standby state is "unknown". Also showing the below output error. Could you please provide any solution.Vlan249 - Group 249 (HSRP-V2) (IPv4)Local state...

Hi All,We have WS-C6509-E which is running on Version 12.2(17r)SX6.it was giving following message on one of the module."Status Information:  (module 5 fan-upgrade required Sensor: sensor unavailable), (module 1 insufficient cooling Sensor: sensor un...

HelloI have LAN with 192.168.1.0/24 and  i do nat to allow the LAN access to internet  .also i have in same LAN 2 ubiquity antennas i need to configure it from outside .how i can do that?thanks ,,,,,

Hi Team, One of my field engineers at a remote site has reported a problem to me, one which I find rather strange but yet to confirm for myself. A C4507R  at the remote site is linked to another core C4507R without VRRP or any load balance mechanism....

Hi Support,I have a question regarding designing a 3-tier architecture LAN for a campus network. The requirement is as follows withe diagram.1. core to distribution layer must be Layer 32. access to distribution layer must be Layer 23. There are mult...

hi all , i want to config cisco switch as if the port is trunk some situation is met (what i want), otherwise (port is access) some other sitution is met. for example if the port is access just config sw por max 1 and if the port is trunk just sw mod...

I am trying to configure a couple community and isolated private vlans. Successfully specified the primary and secondary (community/isolated) vlans but when I want to specify the promiscuous port I simply don’t get the option to enter: switchport mod...