Switching

Recently need to upgrade C9407 Current version: 16.12.03aTarget version: 17.9.6a Supervisor 1 XL Module with 25G FW: 16.12.2rCPLD: 19032905 Two 9407 SVL units---Can't find the upgrade path in official documentation?Can we upgrade directly from 16.12...

Good morning, team. I have an issue with a WS-3650 version 16.12.13. It's configured correctly, but when I unplug it and plug it back in, it appears to be back to factory settings.I've already tried doing this to configure the registers.   config-reg...

I am trying to get a better understanding of why something is working.  SW1 is another vendors switch which connects there devices, SW2 is my switch which connects devices on my network.  SW1 and SW2 are connected via a trunk link that allows VLAN 30...

I'm a new user of Cisco products in a public transportation agency and I'm working with both the Cisco 819 and 829 routers. These devices are installed on a large fleet of vehicles.We have written procedures for setting up both models, but the engine...

Hi Team,Users in my network are receiving bad IP addresses, and our DHCP scope is set up on a Microsoft Windows Server.Please assist me in resolving this issue and let me know if you need any information from my side.

Greetings,I have aquired a second hand WS-C3650-8X24UQ-S. Appears to be working as is (connected to router and one pc), and no password. When looking up reset instructions, I see typically you flash_init, then delete config.text and vlan.dat (after h...

Hello all,Can anyone explain why RSTP does not have forward delay timers, and what are the port transitioning states. 

Hi All, I am having the issues while verifying the md5sum & sha512sum on the Nexus switch C93108TC-EX  running with 9.3.11sw01# show file bootflash:nxos64-cs.10.3.6.M.bin md5sumError: /bootflash/nxos64-cs.10.3.6.M.bin: Value too large for defined dat...

The following log message was output on Catalyst 9400 version 17.12.5.Is it safe to ignore this log?What does each log mean, what is the cause, and what is the recommended action? %FMFP-3-OBJ_DWNLD_TO_DP_STUCK: F0/0: fman_fp_image: AOM download to Da...

Hi Cisco timI would like to ask about the compatibility matrix of the Cisco Nexus C93180YC-FX3 with the SFP-10G-T-X transceiver. I plan to use 32 or more units of the SFP-10G-T-X transceiver on a single Cisco Nexus C93180YC-FX3 device.My question is:...

I’m looking for the EU Declaration of Conformity for the CISCO1921/K9. I specifically need a separate document in the standard format. We’ve received an official request from the authorities.  Links to "cae-cnc-prd.cisco.com" are not sufficient — thi...

Hi,May I ask if there is any way to deploy my own class-map into the default system-cpp-policy?I’m trying to restrict SSH connections to only one loopback address, and have all other IPs dropped.On basic routers, I achieved this using an extended ACL...