Switching

How do I register a 4500-E SUP-8 3.10.x or 3.11.x with smart licensing? I found the following command to change it to DNA Licensing, but I cannot find a command that works to register it. license right-to-use activate addon dna-advantage subscription...

Hello,Do we have mitigation for CVE IDs CVE-2023-48795,CVE-2023-51384,CVE-2023-51385 on nexus switches N9K-C93180YC-FX.one of solution says Upgrade to OpenSSH version 9.6 or later. How can we check Open ssh version running on nexus switches.

Hi to all.i have enabled in the second 40G slot of a 9407 with SUP1 a huawei 40G interface as in the png attached.The switch does not seem to have understood that. It rus 17.06.04.Chassis Type: C9407RMod Ports Card Type Model Serial No.---+-----+----...

We have two Cisco 1841 routers connected to one another (via a 2950 switch) Router A is 192.168.3.4/24 and Router B is 192.168.3.8/24.  Connectivity between the two is fine.. my question is when I clear the ARP on one of the routers, it automatically...

My Cisco Catalyst 9300 is configured to initiate a MACSEC connectivity association with other devices using a Pre-shared key (PSK). All parameters are correct in the sense that an association can be made and the encryption is done correctly when done...

Hi all,we came to find that:switch 1 has role "Active". This is OK because connected to the gatewayswitch 2 has role "Standby". This is not OK since it is not connected to the gatewayswitch 3 has role "Member". not OK either since this one is connect...

Hi all!Trying to figure out something and it is stumping me! I cannot figure out why some random (or maybe not so random) traffic is hitting my priority queue. I have a feeling its CPU or control level traffic being registered into the PQ at TH2.Righ...

  An interface whose trunk encapsulation is "Auto" can not be configured to "trunk" mode. I got this message while I'm configring etherchannel, in specific it was in " interface port-channel 2" 

Hello from Germany, packettracer worked verry fine for me on Ubuntu 18.04 - I worked with the 7.2.2 Version.But now after the hollydays packettracer dont't start anymore.I found that the download on your page has changed for the 7.2.2 from *.tar.gz f...

Hi there,I have a question about reconfiguring ports on a couple of core switches at one of our sites.The site in question has a pair of Cisco 6807-XL chassis running in VSS and I have setup some local SPAN ports for a new network defence system. How...

ROM: System Bootstrap, Version 15.0(1r)M16, RELEASE SOFTWARE (fc1)Router uptime is 1 minuteSystem returned to ROM by error - a Software forced crash, PC 0x30EEBBE8 at 06:3 9:57 UTC Wed May 8 2024System image file is "flash0:c2900-universalk9-mz.SPA.1...

Hello Everyone,I have a Firewall and 2 Cisco Switches.Opnsense Firewall (FW)Cisco CBS350-8FP-E-2G (SW1)Cisco CBS250-24T-4G (SW2)The current topology is as follow.Opnsense Firewall (FW)--->Cisco CBS350-8FP-E-2G (SW1)All 4 VLANs are configured on the F...