Switching

Hey all,This topic posted to the DB about 3 or 4 times so I deleted the duplicated posts.  Here is my question:I'm curious as to if a power surge can cause our core switches to loop our network?  On Saturday evening at 6pm EST, we had a network outag...

Hi,I have to shut down all campus Cat 6500 due to a power maintenance activity. In the past I have seen many issues with SUP cards on power cycle; sometimes they don't come up at all. I am trying to find a way to manually disable power on Secondary S...

I have to enable multicast on the campus network. My network mainly consists of 6500s in Access and Distribution/Core on IOS 12.2(33)SXJ6 code. Some of the multicast traffic will be within vlan while some inter-vlan. There is no specific vlan for sou...

Hi All,We are getting the below error on our Cisco 3560 Switch and the device is running on the image ":c3560-ipservicesk9-mz.122-55.SE4.bin".010790: Mar  2 00:19:35 PDT: %PLATFORM_ENV-1-PWR_RPS: Redundant power supply faulty or in standby mode010791...

I am introducing new Cisco C3850 switches into an existing Dell environment. This will be a phased replacement so I have a need to link the 3850's to Dell 8132F's. My 3850's each have a C3850-NM-4-10G network module and the Dell switches have SFP+ po...

Hello,I need to know if i can design VSS using one Cisco 4500R with Sup 7E and a Cisco 4500R+E with SUp 7E ?I need toknow also if Supervisor 7E is compatible with 4500R chassis ?Thank you. 

Hi, all,I've just started working with a 2504 Wireless LAN controller and bunch of 2702i Access Points.  Spent a lot of time in the controller and working with getting the access points set up and all that.  So far, I have a test WLAN set up, ap-mana...

The last Visio link is the most desirable and it  is missing, where can I get the Cisco Generic Visio Icons in Color  (Cisco blue)?http://www.cisco.com/web/about/ac50/ac47/2.html Icons as Microsoft Visio Stencils (.vss)Use in Microsoft Visio. Last up...

 I am having a spanning tree issue.  I have tried 1/2 a dozen different settings to get it to work and not take down network with loop error.  I am sure I am missing something basic but after a few days of trying options and reading various recommend...

We have several C2960S switches that seem to reset their uplink SFP+ ports at the same time each hour. It looks like it's only a brief reset but any Cisco phones we have attached to these switches will lose their connectivity to our Subscriber and re...

We have recently upgraded our switches to 3560x and I have updated the IOS to  15.0.2-SE7.  The question I have is regarding the bootldr on the switch still showing C3560E ver 12.2(58)SE1.  I'm assuming this is not going to be a problem in the future...