Switching

Hello Cisco Experts,I am struggling with the following issue and I would be thankful, if anyone can help me.The module WS-X4624-SFP-E is not Supporting with the Catalyst 4506 Switch with Supervisor 6-E. But it is working perfectly with another Switch...

I am seeing this logs on my switch and its pretty straight forward on what it means %SPANTREE_VLAN_SW-2-MAX_INSTANCE: Platform limit of 128 STP instances exceeded. No instance created for VLAN350 (port Gi1/0/10).Now in our case we are running multi-v...

Hello, We have run into an ARP problem with our private vlan and need to implement dhcp snooping and DAI for that specific vlan and I need some help with the configuration guidelines as it's a little vague in some areas.  Once I get the DHCP snooping...

Hi, When connecting a host with 2 ports to 2 nexus switches the ports are added to a port-channel and the port-channel is added to a vpc Now when connecting 2 nexus switches to another 2 switches (other nexus model or other switches), does the same a...

Hi,We just purchased a new C9200L-24P-4G. It has sw version 16.9.2 (cat9k_lite_iosxe.16.09.02.SPA.bin) already installed. Is this sufficient or do we need to upgrade to something else. If so, what?

I have a cisco 2950-24 port and for some reason the "show" command does not exist I am very new and would like some help 

Hi  Wondering if anyone has come across any good documentation that explains configure/operate/troubleshoot 4-way HSRP.  Thank you 

Hello When switch will bootup. it will goes to the blocking state or Listening state?

Hello, Not sure if we hit a bug or a caveat of software with this situation. We have a 6807 vss pair that has a Layer 3 pagp Port channel to a 4500x vss pair. When we converted over to this L3 port channel, we had reachability issues across the Port-...

Hi dears i do some exersices in packetracer im a bit puzzeled, for example for Huawei switches there is a command to create a banch of vlans at once like : vlan vlan batch 2 to 9 10 and etc and a command like : trunk port allow vlan 2,5,7-20 and etc ...

Hello, colleagues.We have faced an STP bug\problem, that later caused a switch-stack to brake.I would like to know, if anybody had faced similar problem before, and what could be the reason of it.Hardware is 2*WS-C3750G-48TS stacked with 15.0(2)SE11 ...