Switching

I designed a network which allows only http traffic from all subnetworks and their hosts to the web server and deny access to anywhere else.I then allow access from IT support network to everywhere (all subnetworks and web server).Now I’m only able t...

hi Experts, one end is N5K-C5672UP-16G with version 7.3(0)N1 and the other end is C9300-48T with Version 17.6.4I am trying to create portchannel between the devices which are like less than 1km far away. and separated via dark fiber.On 9300 end, i co...

Good morning all, I have created some large ACL's strictly for the task of triggering hit counts for static routes to tell me if the routes are even used any longer (for future cleanup purposes)I am not getting any hit counts (Cisco 9604R) and have r...

I'm migrating a number of devices from old OM1/ OM2 links to OM3 or higher links.What I'd like to do is build functional port-channels between the switches, but not bring them live yet, but still confirm the links.I don't have any 10G capable testing...

I have a C2960X-48FPD-L running version 15.2(7)E4 and I'm seeing conflicting information regarding default MTU sizes.When I run the sh system mtu command, I get this result:System MTU size is 1500 bytesSystem Jumbo MTU size is 9198 bytesSystem Altern...

Hi Friends, As per my understandings, stackwise virtual was not supported on C9300 series till 2024. Does it provisioned now ?? specifically with C9300X models ?   Regards, Shriram B

We are migrating from a 2960 to a 9200L switch. Will there be any difference between the 9200 and 9200L configuration?How to start with the configuration and setup? 

Hello everyone,I'm trying to setup my switch using terraform, and I'm encountering a weird issue. When I want to edit the "source template" of several ports, the REST API request is only working for the first port, then it's returning the error:the c...

I just received 2 brand new C9200CX switches to put to use at my business. Unlike the other switches I have on property this one has the micro USB port for the serial connection. I have downloaded and installed the USB driver from Cisco. I am unable ...

Estou com um switching cisco 3560 SERIES POE 48 portas. Estou tentando subir uma imagem porém nao possui espaco suficiente. Executei o comando dir flash: e apareceu as informações abaixo:Como posso fazer para resolver esse problema Lembrando que quan...

Do I need to have the same native VLAN throughout the network? Yesterday, I tried to connect a Cisco Catalyst 1300 to a Catalyst 9200L. And changed the native VLAN on only one side (didn't matter which). I thought the native VLAN mismatch message sho...

We have 1 main site with a core switch that holds dhcp/dns server and the internet source and a subsite with an L2 switch.Both sites are connected via EVPL connection and that forwards only L2 traffic and does not recognize a trunk mode configuration...

Hello everyone, when i update the switch（c9300/c9200） from17.3.5 to 17.9.7 , the dnac show this information "SNMP Authentication Failure", and can't manage the switch。But this issue doesn't occur on zabbix。What 's the problem? Please help me ,thank y...