Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from Monday, February 2, 2026, through Friday, February 20, 2026. Our colleagues Amruta Navadagi, Anaya Kalawat, and Mohammad Mehtabuddin will be waiting to assist you...
Hi,Please advise. I have a stack of three C9200-48PXG on 17.9.3 and i want to upgrade it to 17.18.4 but only one of them gives flash short space error and unable to copy the image. ( install mode )- why only one running out of space ? and i see no f...
I'm using a Cisco Catalyst IE-3100-4T2S-E in an outdoor industrial enclosure. For the IE-3100-4T2S-E, Cisco documentation lists:Nominal input: 12–48 VDCAbsolute input range: 9.6–60 VDC My question is: Is a 54VDC continuous input to power the switch s...
HellouThis bug has been around for years as far as i know / observed it. Just wanted to sort of know if somebody did managed to get around it.If i ssh into the old cbs350 or c1300 now, and send a block of text (like description for every port...etc.....
Hi,The customer wants to connect CCTV cameras to Catalyst 9200 & 9350 switches with Essential license.I checked the license feature matrix and found that in Essential license, only PIM Stub Multicast is enabled, and in Advantage license it shows it i...
Hi all,I’m following the white paper “NextGen DCI with VXLAN EVPN Multi-Site Using vPC Border Gateways” (https://www.cisco.com/c/en/us/products/collateral/switches/nexus-9000-series-switches/whitepaper-c11-742114.html) to interconnect 4 legacy data c...
Hi, we have configured netflow on Catalyst 9300 switch, but seems it does not send traffics to Solarwinds. We have configured NTA for this switch. But solarwinds never receive any netflow traffics. Below is the netflow config on C9300. Can someone pl...
Hello,We upgraded TLSv1.1 on our Cisco WS-C2960L-48PS-LL to TLSv1.2. Upon doing so, our Web Console we used to previously manage the switch, was no longer accessible. We checked and found http and https was still enabled and flash:/html is the corre...
Hi All,We did a one to one config migration from Cisco 6807 with Supervisor C6800-SUP6T to Cisco 9606R with Supervisor 2.After the migration we encountered traffic disruption within the network. Along with that we continuously received the log "PORT...
I am planning on rebooting both the supervisor sup2T modules in our 6509E core switch. I want to do this with little to no downtime. My supervisor modules are running 15.1(2)SY2 software on both. the redundancy are configured to use SSO. What com...
Switches - MS software versions MS 18.1.8.1 changelogImportant alertsMS130-24(P) switches will reboot twice during the upgrade process when transitioning to MS 18.1.8 (or later) from MS 18.1.7 or earlier. This behaviour is expected, and is not indica...
Hello,Has anyone ever tried xFSU and fast reload?I have been experiencing with the 2 features, but so far it is a hit and miss.The command "show xfsu eligibility" always show that the switch is eligible for xFSU.So far, xFSU with a 9300L stack does n...
We are currently planning an upgrade of our cat9500-484YC switches. The switches are running SVL between them and current running version is IOS-XE 16.12.1We are planning to upgrade it to IOS-XE 17.15.x.The current ROMMON Bootldr version is 16.12.1 a...
Hi friends, Please suggest the appropriate storm control level configuration for both Catalyst(9k) and Nexus(9k) switches. Up to what level can switches function without any issue? Didn't find any recommended or best practice documents.Thanks
CISCO C9500 32C has no uplink ports, so is the case like it cannot be used in access or Distribution layer? Also, Is it necessary that Uplink ports must be always SFP ports? ( Since we have to use fibre optic cable for uplinking)
Hello team, Can the DAD link be 1G or 10G? thanksCharles
