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I have a silly question.  We have a 2921 with a DC power supply.  I would like to add another power supply for redundancy without adding the RPS 2300.  Is the RPS 2300 the only option or is there a way to add another power supply internally?

I have a trouble with settings on cisco 3650. Inspite of authentication via 802.1x was enabled according to manual from Cisco I don't see unsupported 802.1x devices switched to guest vlan (Vlan 99 in my case) as I expect. Settings on port are: interf...

Vladii011 by Level 1
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Hello, I am having trouble with native VLAN mismatch between two Cisco switches. I am confused why other manufacture switches works, but Cisco don't. Can I blame CDP here and I hope there is a solution for this? Thank you very much! Tomas

Tomas by Level 1
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Just a heads up for anyone contemplating a port channel  with gig ports gi 1/1/3 & 4 using the C3850-NM-2-10G module. You actually need to configure the te 1/1/3 & 4 ports even though they will only use 1gig or else you may get a  loop event. Intuit...

lcotter by Level 1
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  • 2 replies
  • 0 Helpful votes
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