Switching

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...

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:...

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.

Good Day All, I currently have a C9300-24P-E , brand new out the box. I see that we are going to need AVB support which is only supported under DNA-Advantage licensing............ I tried to run the "license boot level network-advantage" command to t...

I checked the following document and found that “ACLs cannot be configured on management ports.” but we confirmed that it is possible to configure it on the actual device at Is this an error?interface GigabitEthernet0/0 ip access-group 111 in ip acce...

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

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...

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...

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...

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...