doca-comm-channel-admin SKILL.md skillA

doca-comm-channel-admin from nvidia/skills is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add nvidia/skills/doca-comm-channel-admin@git:20261028.3d06e7e

Pins git:20261028.3d06e7e in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
nvidia/skills
Path
skills/doca-comm-channel-admin/SKILL.md
Versions recorded
5
Latest version
git:20261028.3d06e7e, committed Oct 28, 2026
First version recorded
Jul 17, 2026
Size
12,222 bytes
Repository stars
3,871
License
Apache-2.0

Use this skill to enumerate host↔DPU DOCA comch (formerly Comm Channel) servers and connections via the shipped doca_comm_channel_admin binary — listing comch-capable devices and decoding the per-device server / connection table (server name, PID, in-use / max, PCIe address). The shipped binary is a SINGLE-SHOT SCAN-AND-PRINT tool with no registered arguments — NO list / inspect / drain / restart subcommands; one inventory pass over every comch-capable doca_dev on this side. Channel reset /…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# DOCA Comm Channel Admin Tool

## Examples

- **"Which comch servers and connections are currently visible?"** —
  this is in scope. Stay on the admin CLI; do not open a new
  comch channel from this skill.
- **"The program reports CONNECTED but the admin tool lists zero
  channels."** — cross-check representor binding before rewriting
  the comch app.

## Instructions

Follow Loading order below. Open the tasks companion for run /
debug. Open the capabilities companion for table columns and
error layers. Do not open every companion file.

> **Actual binary contract.** `doca_comm_channel_admin` is one
> zero-application-argument, read-only scan-and-print operation.
> It scans every comch-capable `doca_dev` on the current side via
> `resourcedump` (MFT) and prints SERVERS and CONNECTIONS tables.
> It has no list, inspect, device-scope, drain, restart, or other
> application operation. This skill does not retain conceptual
> workflows under invented command names.

**Where to start:** This is a tool skill for invoking the DOCA Comm
Channel Admin Tool — the **read-only inventory** CLI counterpart
to the `doca-comch/SKILL.md` library. The
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add nvidia/skills/doca-comm-channel-admin@sha256:6e2d56fe5a4670e2

The line at the top of this page pins the label git:20261028.3d06e7e, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_n5zmeyw7xdk4rgce.svg)](https://markdownregistry.com/a/art_n5zmeyw7xdk4rgce)

3 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 5 versions of this file, between Jul 17, 2026 and Oct 28, 2026, about one every 26 days.

versioncommittedcommitsizeaudit
git:20261028.3d06e7e latest2026-10-28 3d06e7e 12,222 BA view · diff
git:20261022.a4cf47e2026-10-22 a4cf47e 12,213 BA view · diff
git:20261014.bbb601a2026-10-14 bbb601a 12,737 BA view · diff
git:20260727.a5736e42026-07-27 a5736e4 12,543 BA view · diff
git:20260717.f64fa0e2026-07-17 f64fa0e 14,848 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (12222 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

nvidia/skills · 3,871 stars · license Apache-2.0 · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_n5zmeyw7xdk4rgce
GET https://markdownregistry.com/api/v1/resolve?ref=nvidia/skills/doca-comm-channel-admin
GET https://markdownregistry.com/api/v1/blob/6e2d56fe5a4670e2a5c2b0b95f93fa11018f1d27d6ae2dc78feb718a8b579431

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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