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Cisco Catalyst Center

This community is for technical, feature, configuration and deployment questions. For production dep...

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NFVIS Solutions

Join peers and Cisco experts to discuss Cisco’s Network Function Virtualization (NFV) products and s...

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SD-WAN and Cloud Networking

Join this community to interact with your peers and Cisco about SD-WAN and all things related to sec...

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Switching

Discuss Catalyst brand switches with peers and experts.

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ThousandEyes

Join us for information about our use cases, common troubleshooting, discussions, getting started gu...

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Activity in Networking

Password 6 setup for cisco 9200l

Hello Cisco community,  I have a Cisco 9200L.  For some reason, we have had no luck migrating from password 7 to password 6.  Each time I attempt config, it gives me an error.  I even tried a new switch for additional testing, but still gives same re...

How to prevent loss traffic forward via overlay

I try to find how to prevent traffic loss inside overlay.For example last time I had problem inside sdwan tunnel. All my encrypted traffic which went via one of channell with traffic lossing but at the same time sdwan edge didn't see problem via bfd....

dijix1990 by VIP Alumni
  • 278 Views
  • 9 replies
  • 1 Helpful votes

C3650, does this switch appear to be reset?

Greetings,I have aquired a second hand WS-C3650-8X24UQ-S. Appears to be working as is (connected to router and one pc), and no password. When looking up reset instructions, I see typically you flash_init, then delete config.text and vlan.dat (after h...

DH2025 by Community Member
  • 103 Views
  • 4 replies
  • 0 Helpful votes

Resolved! How to Read Cable TDR Testing Result

Hi network gurus,            I have a hard time to determine which part cable is broken at below. Do both short and open mean that we have cable issue from patch panel to the Ethernet port on the wall (the cable run inside the wall/ceiling), and the ...

PolarPanda by Level 1
  • 61894 Views
  • 20 replies
  • 0 Helpful votes

Resolved! SDA: Edge node behind Edge node

Good morning    Just a simple question about the physical design of a sd-access topology.   Is it supported that an Edge Node is attached to another Edge Node ?   Kind regards

What does 'vtp primary' command check for?

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 ...

DJW487_0-1751944406559.png DJW487_1-1751944432986.png DJW487_2-1751944497550.png DJW487_3-1751944799578.png
DJW487 by Level 1
  • 107 Views
  • 2 replies
  • 0 Helpful votes

IE-3400-8T2S-E with expansion module

Hello. I was searching for information but i cant find if switch IE-3400-8T2S-E should be connected with communication wire between expansion module IEM-3300-16T ?

egr11 by Community Member
  • 124 Views
  • 4 replies
  • 0 Helpful votes

Cisco 2621 Terminal Server - Line not working via Telnet

I recently got a cisco 2621 to act as a terminal server, which has a 32-ASYNC NM module attached. I made the configurations on the router to be able to access network devices using an octal cable via telnet [IP address] [port number]. This is the out...

Resolved! Cisco industrial 1000 series switch - port description

Hello, I have some industrial switches: IE-1000-4P2S-LM firmware: ie1000-universalk9-mz.spa.1.8.0.bin Upload filename : ie1000-universalk9-mz.spa.1.8.0.bin Can I configure port description on these switches (I have access with SSH and via web GUI but...

zeljkosan by Level 1
  • 94 Views
  • 2 replies
  • 0 Helpful votes

Catalyst 8300 router doesn't support SPAN session

Hello all,I'm new to the Cisco Catalyst 8300 router platform.We have a C8300-1N1S-4T2X running 17.9.5a. There are two 1Gbps WAN links which are terminated on te0/0/4 and te0/0/5. I have a server connecting to one of four copper ports.When I tried to ...

ozswong by Community Member
  • 55 Views
  • 1 replies
  • 0 Helpful votes

How can I get area A to talk to area B?

Hi there,I am using packet tracer and I have an issue with area A talking to area B or area B to area ACloud is configured to use modem4 to Ethernet6Server has DHCP on and can talk to router and other PC in area A but not area BArea A inside IP is: 1...

maxintime by Community Member
  • 71 Views
  • 0 replies
  • 0 Helpful votes

Resolved! Guidance on Replacing HSRP Configured C9300 Switches

We are planning to replace two Cisco Catalyst C9300 switches that are currently configured with HSRP.Could you please recommend the best approach to perform the replacement while minimizing service downtime?Any detailed guidance or best practices wou...

C9300 install package files don't match the current IOS version

 Hi there,  I'm working to change the boot method from BUNDLE to INSTALL, and before doing that, I'm checking more packages.conf file to ensure the packages are the same version as the running IOS in the switch. However, it's not. [ Switch 1 ] Active...

AUSBR by Community Member
  • 108 Views
  • 2 replies
  • 0 Helpful votes
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