About Jesus Illescas

Jesus Illescas · 08-25-2026

Quick heads up for anyone with a developer.cisco.com account: GitHub, Google, and Webex login are retiring on August 31, 2026. Going forward you'll need to sign in with Cisco SSO (this includes access to the DevNet sandboxes). If you use the same ema...

Jesus Illescas · 07-31-2026

Custom pollers and dashboard-side hacks holding your monitoring together? I rebuilt the observability stack behind one of my network automation demos, moving to gNMI streaming telemetry with gnmic, NATS JetStream, Prometheus, and Alertmanager, each c...

Jesus Illescas · 07-23-2026

Testing before you touch production shouldn't be optional. Palmer Sample, Technical Leader on the Learn with Cisco team, walks through PyATS, Cisco's Python Automated Test System, covering testbeds, triggers, job files, and the Genie APIs that handle...

Jesus Illescas · 07-09-2026

YANG API discovery on IOS XE is painful. Jeremy Cohoe, TME at Cisco, built a searchable Swagger UI to fix that: 988 specs, 82K API paths, YANG trees, telemetry XPaths, RPC operations, and Postman collections across 5 IOS XE releases. Watch the full w...

Jesus Illescas · 03-19-2024

Hi Everyone, I'm happy to share a new Learning Lab published: NSO Device Management Examples. It's a practical way to see NSO in action, with examples directly from the NSO Example Collection that you'd typically find at $NCS_DIR/examples.ncs/ within...

Jesus Illescas · 10-06-2026

@Rons if the API is not behaving the way is documented, please open a TAC case so the correspondent team can investigate, either fixing the API or updating the docs.

Jesus Illescas · 10-06-2026

@codydaviz I just launched a meraki sandbox and all worked. What error you are seeing? an screenshot would be useful. Try again, if this happens share the URL of the sandbox environment you are running. The URLs look like this https://devnetsandbox.c...

Jesus Illescas · 10-02-2026

Hi @hara-mc it seems there is a redirection issue. The sandbox I was pointing is the ACI simulator 6.0. At this moment is full, so the best is to keep an eye on it. I will check the redirection issue.

Jesus Illescas · 10-01-2026

Which sandbox are you using? The CML sandbox doesnt support Nexus, but I see some nexus devices are available on the Nexus Dashboard sandboxes. If you need Nexus on the CML sandbox, can you share your use case? requirements? type of topology. This ca...

Jesus Illescas · 10-01-2026

You can find here a list of MCP servers developed by Cisco https://developer.cisco.com/codeexchange/ai/?developedBy=Cisco On the same url you can find some MCP servers developed by the community, check the community filter.There is also a semantic M...

Member Since	‎12-06-2013 09:48 AM
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GitHub, Google & Webex login on developer.cisco.com retiring Aug 31

VIDEO: Network Observability with Streaming Telemetry

VIDEO: Automated Network Testing with pyATS

New video: Cisco IOS XE YANG Documentation Hub | Beyond the DevNet Zon

DevNet News. New LL - NSO Device Management Examples

Re: ucm 15 certificate API support

Re: Meraki reserved sandbox setup failing

Re: Terraform cannot connect to APIC API in ACI Always-On Sandbox

Re: Nexus switches console on devnet sandbox

Re: Cisco IOS doc MCP server ?