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
We were adding additional access list entries and we faced the error " sufficient free entries are not available in tcam bank".Last time we already have done tcam carving and here is our current tcam.
Not a network professional here, just a home based business owner trying to upgrade his network. And from the looks of it, I made a wrong purchase decision back in 2018. From what I understood back then, I thought the SG350-10 had the capability for ...
Hello community,Sorry if this was asked before, but I could not find this information either on this forum or in the Cisco official documentation.When you issue the show mac address-table command on a Cisco Nexus switch, the following legend appears ...
We have a pair of Nexus 9K's running VPC. We have a Cisco UCS C240 which we just upgraded from ESXi 6.5 to 7. The switch ports are not running VPC and only have a basic switchport access config applied. 2 ports on the host connected to each switch. A...
Hi , I want to access the switch in the GUI mode is it possible if yes, please share with me the commands list.
Hello,A bit perplexed here. Replaced 10 switches with new switches connected C4500 via fiber. All switches run MST0. C4500 ports always link up and have no errors. But all 10 C4500 fiber downlinks follow this cycle: about 30 seconds in "forwardin...
Resolved! Layer 3 on switch dhcp
Hi, I am doing routing on layer 3 my dhcp is on router from that i want to get dhcp on pc which are on different vlani Have created svi on switch1 vlan 10 10.0.0.1 255.0.0.0 and added ip helper 30.0.0.1 vlan 20 20.0.0.1 255.0.0.0 and added ip helper ...
Resolved! DHCP and ACL
Dear everyone,I'm trying to configure a named extended ACL to deny one host access to a DHCP server while permitting another host access. Both of them are on the same Vlan and I've realized that you can use 0.0.0.0 as a source IP to deny access to th...
Please help me to resolve this issue
EsteEstoy recibiendo este error en 4 computadoras que están en rojo.Por favor, ayúdame.Este es el vlsm que utilicé
Resolved! Error DHCP FAILED APIPA IS BEING USING
I am getting this error on 4 computers that are in red.Please help me.This is the vlsm I used
Hi friends, Working on a 4 switch stack and after powering master (1) then the Standby switch (2) in this sequence I get the following message in a infinite loop:*Nov 23 15:26:08.012: ILP:: POE POST detail for switch 2: PASS*Nov 23 15:26:08.012: ILP:...
Hello,We have a Catalyst 9400 that appeared to simply cease operating the other day. We had to reload it to restore it to service. We managed to get this message out of it in the logs - Nov 23 17:17:49.532: %FED_L3M_ERRMSG-3-RSRC_ERR: F0/0: fed: Fail...
I have some Catalyst switches (3560X, 3750X and 3560CX) all running the latest IOS releases. I'm aware the 3560X/3750X are now EoL. I'm attempting some IBNS 2.0 configurations and want to bypass authentication for IP Phones. This works perfectly f...
