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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 1
  • 1162 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 Community, I am trying to establish a vpn connection from a machine running Ubuntu to a reserved sandbox, however it seems that the SSL connection can't be established. I have been able to connect to a different sandbox while doing other labs, but...

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...

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