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networks tools
some useful linux commands to inspect networks
- host
- tool to look up hostname given IP address or reverse.
- nc/netcat
- TCP/IP swiss army knife, test a service given ip and port
- traceroute
- print the route packets take to network host
- whois
- client for the whois directory service. Track down the individual or organization behind a domain name
- ypmatch
- print the values of one or more keys from a NIS map. check host ip (i.e. ypmatch zhoudb hosts) or macaddress (i.e. ypmatch zhoudb ethers).
ypmatch -xshows all maps. - iptraf
- Interactive Colorful IP LAN Monitor
- nagios
- a host/service/network monitoring and management system. It has the following features:
- Monitoring of network services (via TCP port, SMTP, POP3, HTTP, NNTP, PING, etc.)
- Plugin interface to allow for user-developed service checks Contact notifications when problems occur and get resolved (via email, pager, or user-defined method)
- Ability to define event handlers to be run during service or host events (for proactive problem resolution)
- Web output (current status, notifications, problem history, log file, etc.)
Gene Regulatory Networks Special Feature (PNAS)