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On "Configuring Cisco StackWise Virtual" document. It says "Etherchannel 127 and 128 are reserved for SVL connections". but the later configuration did not mention configure etherchannel 127 and 128 rather just specify 2 interfaces as SVL link.My que...

a12288 by Level 3
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  • 4 replies
  • 0 Helpful votes

Hi all, Could someone please explain to me why I see the things I do with MST? I have the below setup in a lab, where SW1 is configured with the lowest Cost and is the root bridge. Everything is working as expect, in regards to STP, and SW4 is Blocki...

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Is there any way to go back from C3PL to legacy style? Is write erase, reload with backup config only method? Wanted to test config for few ports but i completly ignored the message clearly shown on CLI and copy and pasted a whole bunch of class poli...

Hello,I've installed a new C1300-24P-4X with firmware 4.1.3.36. It should support PoE+ 802.3at with max 30watts.I have a TP-Link EAP650 with 802.3.at PoE that should draw 15.4watts on one port but the port flaps and shuts itself of with overload cond...

VTH by Level 1
  • 86 Views
  • 2 replies
  • 0 Helpful votes

I was in the midst of trying to write a Cat Centre template to handle the prompt when using 'vtp primary' exec command for a vtp v3 server.Then I realised I could just tack on the 'force' option and bypass the check. But I wanted to know what it was ...

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DJW487 by Level 1
  • 173 Views
  • 5 replies
  • 0 Helpful votes

Hi guys .The SOC administrator in my department told me that, for the purpose of securing the network, I should disable the password recovery service so that no one can access the switch configurations just by having a console cable. But I’m not sure...

chpmotry by Level 1
  • 151 Views
  • 8 replies
  • 0 Helpful votes

Hi Want Copy Header of my Packet By SPAN to Destanation Used all mtu size 64-512 all sizes donnot worktype : localstate : upacl-name : acl-name not specifiedmtu : 512source intf :rx :tx : Po14both :source VLANs :rx :tx :both :filter VLANs : filter no...

I have a cisco catalyst 9200 and I'm trying to access the equipment via ssh but it's not possible, it has an error stating that access was denied, but access via http is possible without any problem.

 I am having issue with one of my desktops connected to my switch interface flipping between two MAC addresses (see the attached picture below for log). When I disconnect the desktop the IP and the MAC issues will not show in the log. I reimaged the ...

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SamsonOjo by Level 1
  • 899 Views
  • 22 replies
  • 0 Helpful votes

Does anyone have any practical experience with 9300 (non L, non X) switches and the short 30cm stackpower cable? The stackpower cable is only available in 30cm and 150cm. That's a big jump. Some of our switches are 4u's apart. The rack is organized l...

YC2 by Level 1
  • 106 Views
  • 3 replies
  • 0 Helpful votes