Nagios vs Wireshark

Nagios

Description: Nagios is an open-source monitoring system that allows administrators to monitor network infrastructure like servers, switches, applications, and services. It can notify users when issues arise and help identify problems in a timely manner.

Type: software

Pricing: Open Source

Wireshark

Description: Wireshark is an open-source packet analyzer software used for network troubleshooting, analysis, and communications protocol development. It allows users to see what's happening on their network at a microscopic level.

Type: software

Pricing: Free

Nagios Features

• Monitoring of network services (HTTP, SMTP, POP3, ICMP, etc)
• Monitoring of host resources (processor load, disk usage, etc)
• Simple plugin design for easy extensibility
• Alerting and notification when problems arise
• Web interface for viewing current network status, alerts and reports
• Support for SNMP polling for switch/router monitoring
• Remote monitoring capabilities with secure tunneling

Wireshark Features

• Network protocol analyzer
• Real-time capturing and offline analysis
• Rich VoIP analysis
• Read/write many different capture file formats
• Live data can be read from Ethernet, IEEE 802.11, PPP/HDLC, ATM, Bluetooth, USB, Token Ring, Frame Relay, FDDI, and others
• Decryption support for many protocols

Nagios

• Open Source

Wireshark

• Free