Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...
Forum Posts
Hi. I have a switching module NIM-ES2-8 in a ASR4431 but I can´t configure channel-group command in the interface. The cisco ASR 4431 only can configure port-channel in the Front Panel 4 ports Gigabitethernet Module?
Resolved! CBS350 Allowing Inter-VLAN Multicast
I have multiple CBS350 switches on our site and after installing some new security software, I became aware that multicast traffic seems to be traversing between VLANs. I initially saw this on one of my sites that's using older SG200 switches so I th...
I have a Layer 2 BGP EVPN VXLAN setup on some catalyst 9500 series switches, I have a problem with a specific VNI peering only showing as up on one of two peers which both have local clients for the VLAN. I can force peerings up if I configure an SVI...
Hi I have a doubt if anyone could help me please! Imagine that I have the route 1.1.1.1 and I am receiving this network by iBGP and EBGP with the AS path attribute 200 200 200, the router will choose the IBGP route right?That is my doubt, if iBGP has...
hello everyone. hope you are doing well. i have a question regarding netflow not working on a 9500 catalyst connected to another 9500 via stackwise virtual and for some reason, it's sending 0's when capturing data on wireshark. any help on this matte...
Curious what is going on. Nexus not seeming to be able to load new compact bin from bootflash.>>>>> Here is the system:sp1b# sh verCisco Nexus Operating System (NX-OS) SoftwareTAC support: http://www.cisco.com/tacDocuments: http://www.cisco.com/en/U...
Hi all,I have designed a topology for a migration, but after trying it on eve-ng I found a problem. The topology is the one in figure:I have the two n9k configured with vpc domain:vpc domain 1peer-switchrole priority 8000system-priority 8000peer-keep...
Resolved! Update nexus 3k - problem - grub
Hello everyone!I have very bad problem. I can not solve problem with update my Cisco Nexus 3064.Before upgrade I had version: 6.7I upgraded (installed) to nxos.7.0.3.I7.8.binAfter installing and rebooting sw, I saw: [ 0.000000] Fastboot Memory ...
Hi,I have two 9300-24UX and on both I have the same problem. Both are factory-resetted and started in ROMMON. Then I booted the switch with boot usbflash0:<filename>.bin from my USB Stick. After they started, I will install and activate the IOS: inst...
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What is everyone's best practice for switch stack uplinks?If there's a stack containing 8 switches and we can fit 8 uplinks in a port channel, should there be an uplink from each switch in the stack? Or 2 uplinks (master + standby), 2 Uplinks (membe...
Hi, looking for any advice on solving this issue, any help would be greatly appreciated since I dont have an active TAC support account.I have a two member 3650 stack using IOS XE 16.9.5 that for the past 6 months crashes at random. It will be up for...
The goal i want to achieve here based on from the diagram below:i want user1 - 192.168.20.x to pass FG-FW01 192.168.1.1i want user 2 -192.168.50.x to pass FG-FW02 192.168.1.111currently the routing is going to FG-FW01 with static ip route 0.0.0.0 0.0...
Hello I was having a discussion with a coworker about having a redundant link that is over different transport/transmission types and he would prefer to use Etherchannel/Portchannel, here is what we are working with.First transport is a 1gb SM fiber ...
We recently installed new Cisco 9300 switches and randomly, users have complained that their Avaya phones restart and PCs go off and on. I started running the show logs and noticed the following: 049632: Nov 14 13:11:06: %PM-4-ERR_RECOVER: Attemptin...
