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...

Hi experts,We have got two Cisco 2950 SW LACP configured with on fe. The LACP channel is up working fine we can view the BW aggregation 100+100 = 200M, but what we found among two ports only one is receiving and forwarding the packets. Is there any i...

Hi, I have a strange problem on a pair of 6500's. The configuration is such that both units are connected together via a port channel dot1q trunk that allows all vlans. One of the switches is running the inter vlan routing with the gateway addresses...

I am looking for the basic bare-bones radius configuration for a 3750. radius server is listening on ports 1812-1813 Just enough to have a client authenticate. also need the vty line config. I am usre tyhe problem is on the radius server end but I ju...

newbie by Level 1
  • 2317 Views
  • 10 replies
  • 0 Helpful votes

Hi,Can anybody provide any tips on troubleshooting bandwidth related performance on a Cat 4500. I have implemented QoS for a customer on a campus network with the core devices hanging off of a Cat 4507R with Sup V cards. However, the customer has exp...

Hi all,I need some info on line cards for a 4507. I have dual Sup IV's. I need 24 fiber gig ports. My dilemma is whether I should use a 4418 or 4 4306 line cards. If I use the 4418 is there a backplane throughput issues? Any info would be greatly app...

Hello everybody I have seen and used at times the very nice feature of Catalyst 3512 of the command #switchport multi vlanIn that way you configure a port to access wanted vlans and reduce the broadcast. Is there any other alternative in newer switch...

enkli by Level 1
  • 592 Views
  • 2 replies
  • 0 Helpful votes

Hi All,I'm hoping someone can help with a routing issue I have between a pair of Nexus 7000 switches and a Cisco ASA Firewall. We have an MPLS WAN linking two sites but have created a backup VPN tunnel in case of failure. Last night there was a fia...

As a temporary solution to a problem I'm about to propose that we use one 1GB link between our two sites. As a backup we would use 2X 100MG etherchannel. If the Gig link were to fail how long would it take RSTP to reconverge?The switches are currentl...

Resolved! switch 4510

hello does anybody know if the catalyst switch 4510R-E works with only one Supervisor Engine plugged?thanls

bkoum by Level 1
  • 1062 Views
  • 5 replies
  • 0 Helpful votes

I have a customer who is currently using a 20 Mbps metro ethernet connection between two data centers and running it through a couple 1841 routers configured with IPSEC site to site tunnels. I know from the Cisco IPSEC SRNDs that testing indicated th...

mlouis by Level 1
  • 1909 Views
  • 1 replies
  • 0 Helpful votes

Hello : I have six Cat6509-E switches and all of them are running IOS ver 12.2(33)SXH.We have been observing for long time thatall the swicthes running out of memory.And once we reboot the chassis everthing works fine.After troubleshooting the issue...

Hello, We have one cisco 7206 router, facing a problem with the same. Routing is getting rebooted frequently. We are on console & getting this error on the screen from router:-% SYS-6-REAB_BOOTFILE_fail : disk0:c7200-p-mz-122-14.S3.bin file boot f...

cisco.net by Level 1
  • 2679 Views
  • 14 replies
  • 0 Helpful votes