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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...

Dear all,we have 2950 switches and 3750 switches connected with each other. We defined vlans in 3750 switch and extended it to 2950 switch.Some nodes are connected to 2950 switch. I want to find out the IP address of the each port connected in 2950 s...

i hav erouter which is Cisco 2811 (revision 53.51) with 249856K/12288K bytes of memory.Processor board ID FTX1024A0Z12 FastEthernet interfaces1 Serial interface1 Channelized T1/PRI port1 Virtual Private Network (VPN) ModuleDRAM configuration is 64 bi...

mahesh18 by Level 6
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Hello,I have 8 3560 POE switches all connected together runnning Rapid Spanning Tree. When the connecting ports were "access" ports, I saw what I would expect, which was one of the interfaces showed orange because it was being blocked. When I switche...

How can I set the switch so that it loads the startup-config file from a TFTP server. The goal is when switches are moved between locations, they will get thier config info from the local TFTP server (same IP in each location). Thanks

gdrandles by Level 1
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Hello,I am receiveing the following errors on the below listed devices - Catalyst WS-C4003 - PAGP-5-PORTTOSTP: PORT 2/17: Left Bridge port 2/17 : Joined Bridge Port 2/17 - Catalyst WS-C3508 - %SPANTREE-2-RECV_1Q_NON_TRUNK Received 802.1Q BPD...

dukeminus by Level 1
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Hi,Hoping to get some advice on network design and best practice... We inherited a small and simple flat network that has steadily increased in terms of PC's (400) on the network and sites (8).It consists of a single class B network with subnet mask ...

matt77cgb by Level 1
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hi.i'm having trouble setting up intervlan multicasting on a catalyst 4510R.multicast within the same vlan works fine but after putting the source in a separate vlan i cannot get it to work.ip multicast-routing is enabledand ip pim sparse-mode is set...

I'm having trouble with our core switch. Int Vlan 1 and our switchport to our Pop switch are having conflicts. We're using a Catalyst 3750. Here is the abbreviated, edited for content config:version 12.2switch 1 provision ws-c3750g-24tsip subnet-zero...

Hello,I am trying to understand all the spanning-tree options but they are difficult to classify. For all of the following: CST, MST, PVST, PVST +, MISTP, are these options part of the STP or RSTP protocol or both? Do you know the difference between ...