Quick question as it has been a while so out of practice Can I connect a server with a vPC directly to a pair of Nexus C5548UP switches ie. don't need a FEX or anything in between ? Also any gotchas I need to be aware of ? Many thanks
After configuring all the devices, i tried pinging pc0 to switch0 and pc1 to switch1 which results in time out in all replies. Can anyone identify the problem here? I can't seem to identify it. My topology is attached below, any help/tips are greatly...
Hi guys,Today I had an issue with trunking between switches. I am not used to use spanning tree protocols too much but in current config they have spanning tree enabled on core and access switches. Once I change both ports to trunk on core and access...
Greetings,I have a 9407 and 4507 core switch, I need to make redundancy between them. As VSS is not possible I have tried HSRP with below configurations. HSRP Redundancy is working fine but issue seems to be with the uplinks from access switch. Seems...
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...
The following information is from the CCNP Switch (642-813) Official Certification Guide (Copyright© 2010 Pearson Education, Inc.)Chapter 7: Traditional Spanning Tree Protocol - Page 135 Under section: Electing Designated PortsCan anyone tell me what...
Hi I have a Cat 9300 i have upgraded with 17.06.05, but I keep getting an CPU warning in the log on the RP, it is going on all the time according to the log. 070030: Jun 27 14:34:37.513: %PLATFORM-4-ELEMENT_WARNING: Switch 1 R0/0: smand: 1/RP/0: 5-Mi...
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....
