Switching

Not sure if this is the correct community to be posting this, but here goes. I need to see if I can disable the following UDP ports on my Cisco 3850 switches. UDP ports: 5246, 5247, 6352, 12124,12125,12134,12135,12222,12223,16666,16667,16668 From ...

Because a BGP route route in r> (rib failure) status is not redistributed into another routing process (i.e. OSPF), how long does it take for that route, once it is moved from r> (rib failure) to *> active, before it is dynamically  placed into the O...

I was reading campus design guide and comparing the interconnect of switches and came with this question: When we have two or three tier design for campas lan where we have Access, Distribution and and core layers. How to interconnect the layers with...

Hi all, I have my Nexus 7000 and I will create 3 vdc (core, aggregation, otv) I would like to know if there’s any best practices to interconnect this vdc contexts. thanks. 452

I have a 3850 stack with 2 members.  The master died and switch 2 took over.  As you can see below, it's waiting on switch 1.  I have it ready to configure, but I need some advice on how to proceed.  I'd like the current configuration to remain, will...

Hi everyone, In the attached digram R4 in AS 30 seems to have two paths to 75.1.0.1/16 and 75.2.0.1/16 (on R7), one is through R6 and the other one is through R2 -> R1 -> R3 -> R5. But the following on R4 only shows there is one path? I am expecting ...

Hi Guys! A customer needs to put Switches with DC Power Suplies in their energy sub stations. I was thinking about maybe a Catalyst 2960 and a XPS-2000 or Cisco Industrial Ethernet Series Switches. What do you think or recommend for this stage? The c...

I have a WS-C3560-24TS switch running Version 12.2(55)SE10. I want to upgrade my IOS but do not have enough room in flash for the c3750-ipservicesk9-mz.122-55.SE10.bin file. Looking at my flash I have this file which I'm not entirely sure what it is:...

We are installing a new Switched Ethernet Service with a local vendor in the next couple months.  Since this is our first configuration I am concerned on how to configure the equipment.  At the host end we have a 6807 and at the two remote ends we ha...

Hello, I have an extensive network of Cisco 2960 switches.  I have been experiencing frequent cases of MAC flapping on the network.  The issue is that mac addresses are flapping between a port that leads to the mac address and a port that could not p...