Network Analysis

Network Analysis is a skill for Claude Code, Codex from wangke19/gemini-ai-helpers. It costs 47 tokens per session (3,858 once invoked), scanned A, original, Apache-2.0.

A network-configuration analyzer for extracted sosreport archives. It examines interfaces, routes, active connections, firewall rules, and DNS settings.

In plain words
What is it for?
Use it to check IP addresses, link errors, IPv4 and IPv6 routes, network connections, firewalld or iptables rules, and name-resolution configuration.
Why use it?
It helps locate routing, firewall, DNS, and connectivity problems from a saved system snapshot.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one. Also seen: positional $N argument.

Good fit Use it to check IP addresses, link errors, IPv4 and IPv6 routes, network connections, firewalld or iptables rules, and name-resolution configuration.

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Install with agentmods
npx agentmods add skills/wangke19/gemini-ai-helpers/network-analysis
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add wangke19/gemini-ai-helpers --skill network-analysis
Clone the repo
git clone --depth 1 https://github.com/wangke19/gemini-ai-helpers

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for Network Analysis

README.md
[![agentmods](https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/network-analysis/github.svg)](https://agentmods.dev/skills/wangke19/gemini-ai-helpers/network-analysis)
Your own site
<a href="https://agentmods.dev/skills/wangke19/gemini-ai-helpers/network-analysis"><img src="https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/network-analysis/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for Network Analysis

Your own site · 80×15
<a href="https://agentmods.dev/skills/wangke19/gemini-ai-helpers/network-analysis"><img src="https://agentmods.dev/badge/skills/wangke19/gemini-ai-helpers/network-analysis.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 47 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 3,858 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00047 $0.03858
Opus 5 $0.00023 $0.01929
Sonnet 5 $0.00009 $0.00772
Haiku 4.5 $0.00005 $0.00386

Measured 8d ago against content hash 34de4e01b28a, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

Network Analysis scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 8d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

extensions/sosreport/skills/network-analysis/SKILL.md · 508 lines

How it starts

The opening of the file, as written. The whole thing — 508 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Network Analysis Skill

This skill provides detailed guidance for analyzing network configuration and connectivity from sosreport archives, including interfaces, routing, firewall rules, and DNS configuration.

When to Use This Skill

Use this skill when:

  • Analyzing the /sosreport:analyze command's network analysis phase
  • Investigating network connectivity issues
  • Diagnosing firewall or routing problems
  • Verifying network configuration

Prerequisites

  • Sosreport archive must be extracted to a working directory
  • Path to the sosreport root directory must be known
  • Understanding of Linux networking concepts

Key Network Data Locations in Sosreport

  1. Network Interfaces:

    • sos_commands/networking/ip_-o_addr - IP addresses
    • sos_commands/networking/ip_link - Link status
    • sos_commands/networking/ip_-s_link - Link statistics with errors
    • etc/sysconfig/network-scripts/ - Network configuration files (RHEL)
  2. Routing:

    • sos_commands/networking/ip_route - Routing table
    • sos_commands/networking/ip_-6_route - IPv6 routing table
    • proc/net/route - Kernel routing table
  3. Network Connections:

    • sos_commands/networking/netstat_-neopa - Active connections
    • sos_commands/networking/ss_-tupna - Socket statistics
    • proc/net/tcp - TCP connections
    • proc/net/udp - UDP connections
  4. Firewall:

    • sos_commands/firewalld/ - Firewalld configuration
    • sos_commands/iptables/iptables_-vnxL - iptables rules
    • sos_commands/nftables/ - nftables configuration
  5. DNS and Resolution:

    • etc/resolv.conf - DNS servers
    • etc/hosts - Static hostname mappings
    • etc/nsswitch.conf - Name resolution order
  6. Network Services:

    • sos_commands/networking/networkmanager_info - NetworkManager status
    • systemctl status NetworkManager output

Implementation Steps

Step 1: Analyze Network Interfaces

  1. List all network interfaces:
    if [ -f sos_commands/networking/ip_-o_addr ]; then
      cat sos_commands/networking/ip_-o_addr
    fi
    

Read the full file on GitHub · 508 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 8d ago First seen · 508 lines · 47 tokens per session scan A 34de4e01b28a

Subscribe to this mod's changes

Network Analysis is a skill published in the GitHub repository wangke19/gemini-ai-helpers (2 stars, last pushed 5mo ago), licensed Apache-2.0. It adds 47 tokens to every session and 3,858 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.