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DevNet Sandbox Community
Welcome to the DevNet Sandbox community!
Please share and collaborate on any questions, comments, or ideas here.
If you have a technical issue, please click on the "Start a Conversation" button.
Leave details in the post, such as the name of the sandbox and details about the problem. Make sure to add a label with the type of problem you are having (such as Connectivity Issues and VPN, Sandbox Reservation Issues, Sandbox Specific Technical Issues, or Other Sandbox Issues).
If you are new to our development labs, you can develop, code & configure for free with the DevNet Sandboxes today.

Forum Posts

Hello, I am having issues connecting to the devices via Putty and web console.  I get Connection error via web console and SSH ports as per directions 

Ken S by • Level 3
  • 2282 Views
  • 6 replies
  • 0 Helpful votes

Hello team,   When trying to log in to the CMX sandbox at https://cmxlocationsandbox.cisco.com with the learning credentials I get the following error message: "Your License for CMX has expired. Please login as admin to add license. You can request/o...

Screen Shot 2019-03-06 at 10.04.05.png

When attempting to connect to : devnetsandbox-us-sjc.cisco.com:20221I get this error "Potential security threat detected with secure gateway's server certificate. Connect attempt has been terminated"Anyconnect version 4.7.04056

Hi... I have an active CUCM 12.5 sandbox running but cannot reserve open source Devbox due to concurrent sandbox limitations. Is there a process to increase concurrent devbox reservation limitation which seems to be a single sandbox instance? -Lamodi...

Hello, I am trying over and over to connect over anyconnect to my sandbox lab and I'm not connecting. I am not even getting a response back for bad password or anything like that. Please advise. See enclosed screenshot. 

barweiss45 by • Level 4
  • 9899 Views
  • 21 replies
  • 0 Helpful votes

Hi I've connected to the vpn. I can ping the DNA Center but none of the switches or linux servers is pingable. Can they reprovision the lab or check if the 3850 switch is configured correctly Sandbox ID.     4d601310-28e9-4fe2-b7f2-89af9ef05204 Thank...

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