netcat is a simple unix utility which reads and writes data across network connections, using TCP or UDP protocol. netcat examples
Category Archives: computer networks
ypdomainname – show or set the system’s NIS/YP domain name
ABOUT NIS The Network Information Service, or NIS (originally called Yellow Pages or YP), is a client–server directory service protocol for distributing system configuration data such as user and host names between computers on a computer network. Sun Microsystems developed the NIS; the technology is licensed to virtually all other Unix vendors. Because British Telecom …
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ypdomainname
commands used to display or set domain name , hostname and YP domain name.
dig (domain information groper )
DNS lookup utility. contained in debian package “dnsutils”.