GNU inetutils

Inetutils is a collection of common network programs. It includes:

• An inetd meta-server.
• An ftp client and server.
• A telnet client and server.
• An rsh client and server.
• An rlogin client and server.
• A tftp client and server.
• A talk client and server.
• A syslogd daemon.
• Network tools: ping, ping6, traceroute, whois.
• Admin tools: hostname, dnsdomainname, ifconfig, logger
• And more...