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...

C3750 switch fails post with the following-Waiting for Stack Master Election (around 30 seconds)...POST: PortASIC CAM Subsystem Tests : BeginTCAM (asic:4) walking-one test failed Write: 80_00000000_01000000-00_00000000_00000000 Read: 80_0000000...

I know OER map support prefix-list and access-list, but we when do a test in IOS 12.2-12.4T, it's only support prefix-list and can't input access-list. Is there anybody configure OER map with access-list scuuessful, please help me. Please tell us the...

firegun by Level 1
  • 837 Views
  • 1 replies
  • 0 Helpful votes

I am trying to implement PIM snooping on 6509 running 12.2-18-SXF11But it is not working.My topo:sender | |router(RP) | |6509--firewall2(standby) | | | | ha | | | | firewall1---switch1----recieverI am have enabled ...

johnr1975 by Level 1
  • 1070 Views
  • 5 replies
  • 0 Helpful votes

I have a setup shown in the diagram. The speed and duplex are hard coded on both the server and the Cisco 7140 and the switchport on the blade.Servers are hard coded to 1000-full and Cisco 7140 is hard code to 100-full.Same thing on the Catalyst 650...

cisco24x7 by Level 6
  • 546 Views
  • 1 replies
  • 0 Helpful votes

Say i have this 3750 switch inside my company. Somehow, the connection to the switch is slow. The only way to access to the switch is using console.Inside the console mode, I could not type in any words because the log messages appear faster than my ...

Resolved! NAT question

I have a mail server internal to my network. The config below allows mail from the outside world to reach my mail server on 21, but when my server sends mail the destination mail server receives the mail from 20. The packets seem to be NATed by the ...

jimmycat by Level 1
  • 1537 Views
  • 12 replies
  • 0 Helpful votes

hi, I test this config on a lab for exam bsciwe can see it here:http://safari.oreilly.com/9781587201936/ch25lev1sec4I'm asking what will be the route on the left network to join the right and vice versathanks

fd_case17 by Level 1
  • 486 Views
  • 2 replies
  • 0 Helpful votes

Hi all, I'm running EIGRP key-chains and authentication from one router to another and after configuring one side i get the expected routes start to flap. But also i can still ping from one end of the link to the other. Why is that if the authenticat...

Hi NetPro,does anyone who encountered this problem before ? show proc cpu hit to 96% .what is the most common problem caused this ? CPU utilization for five seconds: 82.56% one minute: 69.16% five minutes: 6...

ney25 by Level 2
  • 700 Views
  • 3 replies
  • 0 Helpful votes

Hello,In the same OSPF process, within the same area 0, i want to filter subnet advertised by a router.Exemple:Router A,B and C are in Area 0. They all have a i address in the subnet 10.1.1.0But router A advertise routes from other enterprise. Then o...

mbuillon by Level 1
  • 1131 Views
  • 7 replies
  • 0 Helpful votes

Hi,The following excerpt is taken from Cisco documentation: The WS-X6548-GE-TX, WS-X6548V-GE-TX, WS-X6148-GE-TX, and WS-X6148V-GE-TX modules have a limitation with EtherChannel. For EtherChannel, the data from all links in a bundle goes to the port A...

HiCurrently I have the following configured on my router, what I'd like to do is put this on my 3750 switch, my question is what changes do I need to make to enable this to occur:interface FastEthernet0/0 ip address 10.11.8.2 255.255.248.0 no ip redi...

dan_track by Level 1
  • 806 Views
  • 4 replies
  • 0 Helpful votes

Hi all, when using cos for my voice phones, if i have a pc and phone plugged into the same port, the phone is vlan 2, the pc is vlan 1, how does my switch know to put the phone in vlan 2, does it see that the phone has a 802.1p tag, thus meaning its ...