| arp | | This program lets the user read or modify their arp cache. |
| dig(1) | | Send domain name query packets to name servers for debugging or testing. |
| finger | | Display information about the system users. |
| ftp | | File transfer program. |
| ifconfig | | Configure a network interface. |
| ifdown | | Shutdown a network interface. |
| ifup | | Brings a network interface up. Ex: ifup eth0 |
| ipchains | | IP firewall administration used to set input, forward, and output rules. |
| netconf | | A GUI interactive program to let you configure a network on Redhat systems. |
| netconfig | | Another GUI step by step network configuration program. |
| netstat | | Displays information about the systems network connections, including port connections, routing tables, and more. The command "netstar -r" will display the routing table. |
| nslookup | | Used to query DNS servers for information about hosts. |
| pftp | | Same as ftp. |
| ping | | Send ICMP ECHO_REQUEST packets to network hosts. |
| portmap | | DARPA port to RPC program number mapper. Must be running to make RPC calls. |
| rarp | | Manipulate the system's RARP table. |
| rcp | | Remote file copy. Copies files between two machines. |
| rexec | | Remote execution client for an exec server. The host uses the rexecd server. |
| ripquery | | Query RIP gateways. Request all routes known by an RIP gateway by sending an RIP request. |
| rlogin | | Starts a terminal session on a remote host. |
| route | | Show or manipulate the IP routing table. |
| rsh | | Executes command on remote host. |
| rup | | Displays summary of current system status of a remote host or all hosts on the network. |
| ruptime | | Show host status of local machines. |
| rwhod | | System status server, maintains database used by rwho and ruptime. |
| showmount | | Show mount information for an NFS server. |
| tcpd | | Access control facility for internet services. Can be set up to monitor requests for Telnet, finger, ftp, exec, rsh, rlogin, tftp, talk, comsat. It filters access for these requests. |
| tcpdchk | | Tcp wrapper configuration checker. |
| tcpdump | | Dump traffic on a network. Prints out headers of packets that match the boolean expression. |
| tcpdmatch | | Predicts how the tcp wrapper will handle a specific request for a service. |
| Telnet | | User interface to the TELNET protocol, setting up a remote console session. |
| traceroute | | Print the route that packets take to the specified network host. |
| ipx_configure | | Tool to setup Netware access. |
| ncpmount | | Netware filesystem mounting program. |
| nprint | | Novell print command. |
| pqlist | | Netware printer list for a given server. |
| pserver | | Netware print server. |
| slist | | Netware server list. |