tcp-ip

Diagnose TCP/IP connectivity and port issues with network utilities.

1|Updated Jan 31, 2026
One-click install
npx skills add https://github.com/ryukyagamilight/terminal-skills --skill tcp-ip-ryukyagamilight
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: tcp-ip
Source: https://github.com/ryukyagamilight/terminal-skills/tree/main/network/tcp-ip
Command: npx skills add https://github.com/ryukyagamilight/terminal-skills --skill tcp-ip-ryukyagamilight

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps diagnose and troubleshoot network connectivity and port issues using various command-line tools.

Core Features & Use Cases

  • Connectivity Testing: Perform ping and traceroute tests to check reachability.
  • Network Configuration: View IP addresses, routing tables, and ARP cache.
  • Port & Connection Analysis: Inspect listening ports and active connections.
  • Packet Capture: Analyze network traffic using tcpdump.
  • Use Case: When a service is unreachable, use this Skill to ping the server, check if the port is open, and analyze network traffic to pinpoint the cause of the failure.

Quick Start

Use the tcp-ip skill to ping the host 'example.com'.

Frequently Asked Questions about tcp-ip

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I troubleshoot network connectivity issues when a service is unreachable?

To troubleshoot network connectivity issues, you can use this Skill to perform ping and traceroute tests to check host reachability, inspect listening ports with netstat or ss, and pinpoint the cause of the failure.

How can I analyze network traffic with tcpdump to find network bottlenecks?

You can analyze network traffic using tcpdump to capture packets and facilitate rapid identification of network bottlenecks, allowing real-time network analysis and problem resolution for misconfigurations.

What is the best way to check if a specific port is open and actively listening?

The best way to check if a port is open is by inspecting active connections and listening ports using network utilities like netstat and ss provided by this Skill for port troubleshooting.

Can I view IP addresses and routing tables to diagnose network misconfigurations?

Yes, you can view IP addresses, routing tables, and the ARP cache to check your network configuration and help diagnose misconfigurations that may cause connectivity issues.

Does this network diagnostic tool require any external dependencies to run?

No, this network diagnostic tool has zero external dependencies, meaning it operates independently to provide TCP/IP network diagnostics, connectivity testing, and port troubleshooting utilities.