Switching

Discuss Catalyst brand switches with peers and experts.
cancel
Showing results for 
Search instead for 
Did you mean: 
cancel

Get 20% off switches when you combine Cisco solutions

 
Labels

Forum Posts

Ask Me Anything Event   Welcome to the Cisco Community Ask Me Anything conversation. Submit your questions from  Monday, November 4, 2024 through Friday, November 15, 2024. Our colleagues Rohit Chopra, Vaibhav Aggarwal, Anuraag Majumdar, Saquib Zeya...

rohit.png Vaibhav Aggarwal.png anuu.png Saquib Zeya.png

Hi Guys,   I am little confused about the stp instance calculation.   Can you pls conform the number instances from the below outputs and how we are calculating it ?   UPE_CS01_LKO#show spanning-tree sumUPE_CS01_LKO#show spanning-tree summary Switch ...

Hi,   I am looking for Cisco's replacement product for below switches   Extreme Summit X450-G2-24t-10GE4  Extreme Summit X460-G2-24t-10GE4    I tried with Cisco 3850, however 3850 doesn't support data center bridging standard protocols (PFC, ETS, DCB...

I'm not sure this is the right place for this, if it is not, I apologize. I recently bought a 2611 Router to set up a physical lab, as I am studying for my ICND-1. I have zero experience with routers, but in following advice during my CBTNuggets cour...

I'm studying the Asymetric routing issue, Cisco recomends that we adjust the ARP timer to be lower than CAM timer in the FHRP device in order to not flood to all ports by CAM, but anyway the device will flood because of ARP timer, so what is the poin...

Hi,   I am receiving following warning messages for all the 6 ports in WS-C4500X-16 which are connected to access switch 2960-X.  Fiber is Multimode and sfp at both ends are SFP-10G-LRM.   I have even tried checking by directly connecting to access s...

Hi,I'm running up four Nexus 7010s with version 5.1(2)I've configured my eigrp process in the usual IOS way as followsrouter eigrp 100 network 172.16.0.0/16This works fine, every interface I create with a 172.16.x.x address is advertised by eigrp and...

Resolved! VPC Not Working

So I have configured VPC on 2 Nexus. Here is what I get. Any ideas what may be wrong? Since the Secondary Nexus is a failover (identical configs) I can't NO SHUT the SVIs or I get duplicate errors. Is this done once VPC is fully working:   SiteBB1_Se...

Hi Guys,I need some feedback on vPC with SVI.I know that SVI on vPC is not a supported design. But is it a valid solution to add another port-channel between vPC peer devices to carry vPC Vlans (this will not be a vPC peer-link)? The requirement is t...

Hi  I have a new cisco meraki ms120-48 switch which has 4 SFP ports.  I have a number of other meraki switches that also have SFP ports and they are not a problem. I connected the above switch to a Dell which has 4 lan ports  2x QLogic BCM57800 10 Gi...

All,   I have a NIM-1GE-CU-SFP I have the Media Type set to    interface GigabitEthernet0/1/0 media-type rj45 negotiation auto   If I try to set the speed too 1000 full, it wont let me. Only gives me an option for 10 Meg or 100 Meg. Any ideas on why?...

I'm a student at a college and I keep getting issues in doing the ping and it always tell me that the destination host is unreachable. I would to get some help on what's wrong with the configuration.    I used 255.255.255.0 for the mask, and for the ...

Sara94 by Level 1
  • 19670 Views
  • 6 replies
  • 0 Helpful votes

Hi, we are going to replace a switch in stacked configuration of two switches (long story, the switch was secondary and due to unknown issue stack for removes by itself, and Cisco TAC recommended to replace the switch.) the switch which going to be ...

sulaimangd by Level 1
  • 21855 Views
  • 4 replies
  • 0 Helpful votes