Troubleshooting & Diagnostics¶

This section contains diagnostic guides and troubleshooting procedures for common RansNet network and configuration issues.

About This Section¶

Troubleshooting guides provide:

Root cause analysis — Understand why a problem occurs
Diagnostic commands — Tools and procedures to verify the issue
Step-by-step solutions — Specific fixes for each symptom
Verification steps — Confirm the issue is resolved

Browse by Topic¶

Use the sidebar navigation (or menu on mobile) to browse troubleshooting guides by area:

Network Connectivity — WAN, LAN, routing, and link issues
Performance — Bandwidth, throughput, and latency problems
Configuration — MTU, DHCP, VPN, and protocol settings
Authentication — Hotspot, RADIUS, and portal issues
Wireless — Wi-Fi performance and connectivity

Each guide includes: - Symptoms you might observe - Common causes and how to identify them - Practical diagnostic commands - Detailed resolution steps - Verification checklist

Before You Troubleshoot¶

Gather information — Note when the problem started and what changed
Isolate the issue — Determine if it affects one device, one network, or all traffic
Check basics — Verify links are up, IP addresses are configured, and firewall rules permit the traffic
Enable logging — Run diagnostic commands to capture live state

General Diagnostic Commands¶

Check interface status:

show interface all
show ip route
show ip address

Monitor traffic:

show firewall access-list
show ipsec status
tcpdump interface <name>

Check logs:

show logging system
show logging firewall

Can't Find What You Need?¶

Browse the full documentation sidebar — many topics have dedicated guides
Use the Ask the AI Assistant at /support/ask-ai/ for quick answers
Check the Release Notes for known issues and recent changes
Contact support at support@ransnet.com