Agent skill

Aosp Connectivity

by aospbooks in aospbooks/aosp-internal-book

AOSP Part VIII — Connectivity. An agent skill from aospbooks/aosp-internal-book.

Apache-2.0Auto-check passedMobile

Install Aosp Connectivity

skills CLI
$ npx skills add aospbooks/aosp-internal-book --skill aosp-connectivity -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install aospbooks/aosp-internal-book aosp-connectivity --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/aospbooks/aosp-internal-book.git skills-src && mkdir -p .claude/skills && cp -r skills-src/agents/_content/parts/connectivity .claude/skills/aosp-connectivity && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
aosp-connectivity
GitHub stars
139
Token cost
~511 tokens
SKILL.md length
150 words
Files
1
Skills in repo
17
Repo updated
First seen
Licence
Apache-2.0

At a glance

AOSP Part VIII — Connectivity. An agent skill from aospbooks/aosp-internal-book.

  • Reasoning about Networking (ConnectivityService
  • SKILL.md covers Chapters in this Part and When to load which chapter
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md
  • Wi-Fi framework

What it does

Aosp Connectivity is an agent skill from aospbooks/aosp-internal-book. AOSP Part VIII — Connectivity. Use when reasoning about Networking (ConnectivityService, Wi-Fi framework, netd, DNS resolver, VPN, tethering, NetworkSecurityConfig, VCN, Thread mesh), Telephony (TelephonyManager, PhoneInterfaceManager, RIL/RILD, modem AIDL, IMS framework, emergency calling), Bluetooth (Bluetooth Mainline module, BTA, GATT, A2DP/HFP/AVDTP, LE Audio, pairing, scanning, advertising), NFC (NfcAdapter/NfcService, NCI, tag dispatch, HCE, secure element, reader mode, NFC-F/V), or USB & ADB (USB gadget…

Its SKILL.md is about 510 tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts.

It sits in Mobile, covering Mobile testing and debugging and GraphQL. The repository describes itself as: The book introduces the internal of AOSP. The licence is Apache-2.0.

When your agent uses it

  • Reasoning about Networking (ConnectivityService
  • Wi-Fi framework
  • NetworkSecurityConfig
  • Telephony (TelephonyManager

Example prompts

  • “/aosp-connectivity”

What it can do on your machine

Read from SKILL.md and the folder at commit fc0b48b. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Aosp Connectivity loads about 511 tokens when it runs. Until then it costs about 158 tokens; SKILL.md has 150 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~158
When it runs · the whole SKILL.md, loaded when a task matches
~511

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from aospbooks/aosp-internal-book at commit fc0b48b, republished under its Apache-2.0 licence (© aospbooks). 150 words, ~511 tokens.

Download SKILL.mdSave it as .claude/skills/aosp-connectivity/SKILL.md (or your agent's skills folder).
name
aosp-connectivity
description
AOSP Part VIII — Connectivity. Use when reasoning about Networking (ConnectivityService, Wi-Fi framework, netd, DNS resolver, VPN, tethering, NetworkSecurityConfig, VCN, Thread mesh), Telephony (TelephonyManager, PhoneInterfaceManager, RIL/RILD, modem AIDL, IMS framework, emergency calling), Bluetooth (Bluetooth Mainline module, BTA, GATT, A2DP/HFP/AVDTP, LE Audio, pairing, scanning, advertising), NFC (NfcAdapter/NfcService, NCI, tag dispatch, HCE, secure element, reader mode, NFC-F/V), or USB & ADB (USB gadget framework, host-mode USB, MTP/PTP, RNDIS tethering, adb daemon, adb over Wi-Fi). Chapters 35–39.
metadata.author
utzcoz
metadata.version
2026.06.24
metadata.last-updated
2026-10-05

AOSP Part VIII — Connectivity

The radios, transports, and IPC stacks that move bits off the device: Wi-Fi, cellular, Bluetooth, NFC, and USB/ADB.

Chapters in this Part

  • 35-networking.md — ConnectivityService, Wi-Fi framework, netd, DNS resolver, VPN, tethering, NetworkSecurityConfig, VCN, Thread mesh
  • 36-telephony.md — TelephonyManager, PhoneInterfaceManager, RIL/RILD, modem AIDL, IMS framework, emergency calling, call routing
  • 37-bluetooth.md — Bluetooth Mainline module, BTA layer, GATT, A2DP/HFP/AVDTP, LE Audio, pairing, scanning, advertising
  • 38-nfc.md — NfcAdapter/NfcService, NCI, tag dispatch, HCE, secure element, reader mode, NFC-F (FeliCa) and NFC-V
  • 39-usb-adb.md — USB gadget framework, host-mode USB, MTP/PTP, RNDIS tethering, adb daemon, adb over Wi-Fi, transports

When to load which chapter

  • Question mentions ConnectivityService, Wi-Fi, netd, DNS, VPN, tethering, VCN, Thread → 35-networking.md
  • Question mentions Telephony, modem, RIL, IMS, emergency call → 36-telephony.md
  • Question mentions Bluetooth, BTA, GATT, A2DP, HFP, LE Audio, pairing → 37-bluetooth.md
  • Question mentions NFC, NCI, HCE, tag dispatch, secure element → 38-nfc.md
  • Question mentions USB gadget, MTP, RNDIS, adb, adb over Wi-Fi → 39-usb-adb.md

© aospbooks, Apache-2.0. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in agents/_content/parts/connectivity of aospbooks/aosp-internal-book.

Open the folder on GitHubat commit fc0b48b

Compare with similar skills

Aosp Connectivity next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Aosp Connectivity compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Aosp Connectivity this skillaospbooks/aosp-internal-book139—~511Automated safety check: PassApache-2.0
Inspect Network TrafficHedvigInsurance/android154—~756Automated safety check: PassAGPL-3.0
Phone HarnessShawnPana/phone-harness3.2k—~4.3kAutomated safety check: PassMIT
Maa Issue Log AnalysisMaaAssistantArknights/MaaAssistantArknights24k—~4kAutomated safety check: PassAGPL-3.0
Mobile QAtloncorp/tlon-apps107—~2.4kAutomated safety check: PassMIT
Store Listing Screenshotstherxmv/Telegram-Themer119—~2.5kAutomated safety check: PassNone

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Categories

Questions about Aosp Connectivity

What does Aosp Connectivity do?

AOSP Part VIII — Connectivity. An agent skill from aospbooks/aosp-internal-book. Aosp Connectivity is an agent skill from aospbooks/aosp-internal-book. AOSP Part VIII — Connectivity.

When should I use Aosp Connectivity?

Aosp Connectivity fits situations like: reasoning about Networking (ConnectivityService; wi-Fi framework; networkSecurityConfig; telephony (TelephonyManager.

How do I install Aosp Connectivity in Claude Code?

Run `npx skills add aospbooks/aosp-internal-book --skill aosp-connectivity -a claude-code`. Or copy the skill folder (agents/_content/parts/connectivity in aospbooks/aosp-internal-book) into .claude/skills/aosp-connectivity in your project. Claude Code loads it when a task matches its description.

How do I install Aosp Connectivity in Codex?

Run `npx skills add aospbooks/aosp-internal-book --skill aosp-connectivity -a codex`. Or copy the skill folder (agents/_content/parts/connectivity in aospbooks/aosp-internal-book) into .agents/skills/aosp-connectivity in your project. Codex loads it when a task matches its description.

Can I use Aosp Connectivity in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add aospbooks/aosp-internal-book --skill aosp-connectivity -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/aosp-connectivity, .gemini/skills/aosp-connectivity, .github/skills/aosp-connectivity and .opencode/skills/aosp-connectivity in your project.

What does Aosp Connectivity need to run?

SKILL.md names no scripts, command-line tools or credentials: Aosp Connectivity is instructions for the agent only.

Does Aosp Connectivity access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Aosp Connectivity safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Aosp Connectivity use?

Aosp Connectivity is published under the Apache-2.0 licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Aosp Connectivity use?

About 511 tokens (SKILL.md is roughly 2k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Aosp Connectivity?

Skills that share tags, products or a category with Aosp Connectivity: Inspect Network Traffic (HedvigInsurance/android, 154 stars), Phone Harness (ShawnPana/phone-harness, 3.2k stars), Maa Issue Log Analysis (MaaAssistantArknights/MaaAssistantArknights, 24k stars) and Mobile QA (tloncorp/tlon-apps, 107 stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Aosp Connectivity?

aospbooks (a GitHub organization) maintains it in aospbooks/aosp-internal-book, which has 139 GitHub stars. The repository holds 17 skills in this directory. The repository was last updated on October 5, 2026.

Source: aospbooks/aosp-internal-book on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.