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Hello, Cisco Community!I’m really happy to share that I’ll be hosting the Cisco Community Lab Series, a brand-new hands-on learning journey designed to help you build practical networking skills step by step.Every Thursday at 8 PM EST, I’ll post a ne...

Hey Guys, I cant telnet or ssh to one of my switches.  I can however telnet to the switch i'm having trouble with from another switch on the network.  I have the config attached, Thanks for any help!  

HiI bought 30 Cisco Phone SPA514G, and I have in my company a Cisco 4500 switch.I want to connect my phone with a POE line, but I must buy a new module.Is the module WS-X4548-GB-RJ45V a good choice?regards

Hello, I Just realised how nexus model switches are important in networking profession as many of the companies alredy deployed these. Can you please share the basic documents as a startup what to know about nexus and where to start from?

Hello can someone confirm whether LAN Base image will allow me to configure 10 SVIs, with inter vlan routing and a static default route pointing to my ASA which I will have connected to a /30 on SVI 800 (for example)? I know the documentation shows t...

rays by Level 1
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R1R1#sh ip int brInterface                  IP-Address      OK? Method Status                ProtocolFastEthernet0/0            unassigned      YES unset  administratively down downSerial1/0                  172.16.0.1      YES manual up             ...

Hi,I have a peculiar issue with a router whering I get the message in the Show Environment as below.sh environment out Redundant Power System is not present. SYS PS1 is present.    Type: AC AUX(-48V) PS1 is absent. Fan  1 OK Fan  2 OK Fan  3 OK Fan S...

Resolved! Network isolation

 I have a network requirement to acheive where we are installing a LIS software which should be adhereing to the HIPAA Compliance and should be seperated from the existing network infrastructure. Our network has 4510 as the core switch directly attac...

Resolved! 2960X stack speed.

I have a 2960X switch that has the stack speed at 10G. I can't for the life of me figure out how to set it back to 20G. Thanks for your help, Joe.

Hello,Just wondering if anyone has switched from 110v to 220v on a 4500 chassis without shutting it off?Power                                             Fan      InlineSupply  Model No          Type       Status       Sensor   Status------  --------...

One of the stack members likes to reboot, like 3 times a day. I don't see anything in the logs, or stuff that is sent to our syslog, out of the ordinary explaining why it reboots. Anyone have any suggestions on how to proceed?

I have a 3750 running IPSERVICES 12.2(55)SE9. On this single switch I have 2 websense servers connected to the same VLAN and need to establish a cluster between the two servers. The two servers use IGMPv3 to do this, but we cannot establish a peer re...

bret by Level 3
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Here's the problem I'm having.   Below is the network layout that I'm currently testing.  My main network is 10.1.0.0/23 and I am currently testing/learning setting up a second subnet and connecting them via a 1921 router.  I currently have full netw...

jpreed001 by Level 1
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