Switching

Resolved! Gateway of last resort - layer 3 switch

Hi all,I'm new to the Cisco forums; thanks in advance for your help! I'm building the below network configuration:WAN -------- ASA5505 ------<802.1q trunk>----- L3 switch -----<802.1q trunk>----- L2 switch w/ VLAN supportThe following VLANs exist on...

ACL log, unreach is causing High CPU

can anyone help, ACL log, unreach is causing High CPU but the recommendation to remove "log" keyword is not present.Packets Received by Packet QueueQueue Total 5 sec avg 1 min avg 5 min avg 1 hour avg---------------------- ...

VTP mismatch

Hello,I have enabled syslog on a lot of switches today and cleared down all the errors apart from this one below:VTP protocol user notification: Version 1 device detected on Gi1/0/7 after grace period has endedMost of the issues today that I have cle...

Identical vlans different subnets.

Hi everyone,My organisation has aquired another building preloaded with hp procurve kit and simular setups. My Question is, both our sites operated vlans with the same tag number but different subnets are configured, I dont want to access any of thos...

3750 Stack :: %HLFM-3-SEND_FAIL

Hi,We have one 3750 switch stack. One of switch stack is crashing and having some memory leak issues.Log is giving one message continuously:switch3750MARWARI#sh logSyslog logging: enabled (0 messages dropped, 0 messages rate-limited, 0 flushes, 0 ove...

Resolved! Clearing Show IP Traffic ??

Regarding Show IP Traffic.... how do I clear these counters. Clear Traffic or Clear IP Traffic are not available commands. Thanks!!!

3750-E License Install Failure

When installing the license for a 3750-E I get an error that the license doesn't reside on the flash though dir reveals the image in flash. Seen this, know of a resolution?Thanks!Matt

Cisco 1801 (fixed) & virgin media

I have a cisco 1801 (fixed), and want to use the fe0 WAN port to connect to the internet via a virgin media cable modem.I am having a few issues (partly as I am new to cisco) and despite reading numerous posts both here and other sites, I am still st...

CISCO 1941 router NAT problems

Hello all,I am attemping to create a simple LAN and have computers on that LAN be able to access the internet. I've configured my default ip route:Gateway of last resort is 71.83.141.21 to network 0.0.0.0S* 0.0.0.0/0 [1/0] via 71.83.141.21 7...

Port speed for 802.11Q vlans on Cisco Router ?

I got a Cisco 2800 router and am planning to use FastEthernet 0/1 to trunk in 802.11Q VLAN's to cater for some of our radio links. Can someone point me to a document that can help me fully understand the speed and operation of the sub-interface that ...

Point-to-Point Requirement 802.1q trunking

Cisco documentation says that trunks (802.1q as well as ISL) are point-to-point connecitons and I already found a discussion about that:https://supportforums.cisco.com/message/161538#161538We have a similar request by our customer which want to use ...

LAB ( 4 cisco catalyst switches 3500XL and 2800 series Router)

HII need to configure a lab which will consist of 4 3500 XL switches and 1 2800 serioes router. I need help to configure QoS on switches for voice Vlan( Note switches are quite old Cant use auto QoS, will need to use DCSP(TOS,COS)Can anybody sugge...

Resolved! can Native Vlan mismatch or Duplex mismatch be the cause of looping?

1 week ago, I got a call from a client that reported a network outagethe client told me that, 3 switch has crashed he try to console but it just hang..I ask him, did you change something?he said he didn't change anything, he just pluged a nortelswitc...

Cisco ISR 2811 Boot problem

Hello,I have a problem when i try to boot my 2811 ISR, i tried to boot also from a usbflash i had the same error. Here is what i get when i try to bootprogram load complete, entry point: 0x8000f000, size: 0x3d240 program load complete, entry point: 0...

ASR9K, Trunk vlan allowed

Hello Pro'sI want to deploy the same concept as switchport trunk vlan allowed 53 , 71 on an ASR 9000 trunk link.I couldnt find a thing pointing straight to the matter, but from what I read here and there, should I create subinterfaces for each vlan t...

Switching

Forum Posts

Resolved! Gateway of last resort - layer 3 switch

ACL log, unreach is causing High CPU

VTP mismatch

Identical vlans different subnets.

3750 Stack :: %HLFM-3-SEND_FAIL

Resolved! Clearing Show IP Traffic ??

3750-E License Install Failure

Cisco 1801 (fixed) & virgin media

CISCO 1941 router NAT problems

Port speed for 802.11Q vlans on Cisco Router ?

Point-to-Point Requirement 802.1q trunking

LAB ( 4 cisco catalyst switches 3500XL and 2800 series Router)

Resolved! can Native Vlan mismatch or Duplex mismatch be the cause of looping?

Cisco ISR 2811 Boot problem

ASR9K, Trunk vlan allowed

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