Switching

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

Labels

Forum Posts

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...

I have ROUTER RIP configured on our 4510 Switch running IOS 12.2(25)EW1 . I am getting ICMP notices several hops away that the TTL has expired. The TTL is 1. How is this possible? I mean ICMP notices from routers several hops away.

smintz by Level 1
  • 670 Views
  • 2 replies
  • 0 Helpful votes

Ugh! I need to carry my VLANS from one site to another over a WAN I have no control or help from. They do not support QinQ, MPLS, etc. I think I know I can do this with GRE but that is all I can find in searches. I really need a HOWTO or a sample. ...

chglover by Level 1
  • 3894 Views
  • 6 replies
  • 0 Helpful votes

Hi,I'm trying to configure port-security on my port. I want to allow my Avaya VoIP phone and my laptop to only access this port. However, I configured port-security on the port with switchport port-security mac-address HHHH.HHHH.HHHH. Ofcourse I con...

jpl861 by Level 4
  • 1709 Views
  • 9 replies
  • 0 Helpful votes

Let me first apolagise if i have posted this to the wrong section.My company is in the midst of putting together the planning for a large LAN Party to be held next year.I need some help getting my head around what will be required network wise.I have...

glenn.nic by Level 1
  • 718 Views
  • 3 replies
  • 0 Helpful votes

Hi from BarcelonaI need help resolving an issue with OSPF Admin distances. See attached file to see my simple topology.The problem is in DATACENTER-2. In a normal situation (all links up), the DATACENTER-2 routing table shows a route to REMOTESITE vi...

telecodi by Level 1
  • 1086 Views
  • 6 replies
  • 0 Helpful votes

Hello !! I have a question about MAC-IP address binding. The problem is, today we use the PPPoE for DSL customers, but we will begin to give them "static ip address" for those who need it, I know we can sett the dynamic ip as static in the RADIUS ser...

Resolved! Remote Span

Hi,Here is my situation. I am sitting at ground floor and I would like to monitor a laptop which located at 1st floor. In order to do that, i need to configure RSPAN. Can you anyone share the RSPAN configure with me? Attached is the network diagram...

sam-lee by Level 1
  • 2488 Views
  • 6 replies
  • 0 Helpful votes

Hi Experts,I have been given the task o designing a network for a managed/serviced office environment. We will have a 5Mb dedicated link or so from our local ISP. IP addresses will not be an issue for me. However, the entire office will service 30 or...

Hi,I have a problem with input errors on a WS-X6148-RJ-21, on a port where a server (fujitsu-siemens S100) is connected in teaming we see 2 input errors/15minutes. We changed already the server, also the port/mod and i took another cable, we disconne...

pbogaerts by Level 1
  • 656 Views
  • 3 replies
  • 0 Helpful votes