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I have a question on the support contract for an N2K - this is handled by a 3rd Party and not directly through Cisco.We have multiple N2k Fabric extenders when you run a show inventory you get the following output from the Nexus 7000 (I have hidden p...

bgl-group by Level 1
  • 2122 Views
  • 2 replies
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Hi,I've a question on the PQ egress in a c3750...I read that when you enable PQ on the egress, the scheduler will service the PQ (Q1) until it is empty. Once the PQ has been completely serviced then Q2-4 will be serviced.The question I have is, if Q1...

choywy by Level 1
  • 318 Views
  • 3 replies
  • 0 Helpful votes

Hello everyone,  thanks in advance for any help you can give me.I have a new site with a 6509 switch.  It is connected back to my main site by two P2P layer two trunks.  I have to trunk VLANs between the two sites for about six weeks until I get all ...

srroeder by Level 1
  • 4991 Views
  • 6 replies
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(I started a previous discussion but somehow many replies were deleted, I please ask to some moderator to give a look, it was "Some interfaces/VLAn are not trunking" )I inherited a Catalyst 3560 (SW1) with many VLANs onto it.SW1 is connected to a fir...

Hello friends, i got 3 Cisco Catalyst 2950 Switches in front of me and i have to configure Per-VLAN Spanning-Tree.im a newbie on this topic and hope to get some help.i have a Serial Cable to link to the PC, HyperTerminal to configure on WinXP, and Et...

Hi every one !getting error on my switch - Aug 19 19:50:24: %SFF8472-5-THRESHOLD_VIOLATION: Te2/1/1: Rx power high warning; Operating value:  -0.1 dBm, Threshold value:  -1.0 dBm. (SW-2)Aug 19 19:55:05: %SFF8472-5-THRESHOLD_VIOLATION: Te2/1/1: Rx pow...

While I am configuring C7609 route or C6509 switch as ntp server and Cisco 2811 router as ntp client,ntp was not working if the authentication is configured in client side, when removing authentication part from the client ONLY ntp is working, below ...

by Not applicable
  • 8242 Views
  • 7 replies
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I have several Cisco 2960 and 2950 switches across our campus that most of the time work perfectly.  However, infrequently, I lose communication with them, i.e. cannot ping the ip address assigned and therefore can no longer manage them.Via console I...

jkbarros by Level 1
  • 1644 Views
  • 6 replies
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How can people make the Switch's temperature up to its Critical Temperature Threshold?Like loop the two uplink port?or Turn off the aircondition?Here I emerge this question just in case of  meeting such problem in the future, and I don't have any ide...

janffe719 by Level 1
  • 394 Views
  • 4 replies
  • 0 Helpful votes