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— Appendix C —
Commands


The commands associated with the TCP/IP utilities mentioned in this book are summarized in the following list. Refer to the Index for their occurrences throughout the text.

arp

View or update the Address Resolution Protocol tables

finger

View the list of users logged on the network

ftp

Invoke the file transfer protocol program

ifconfig

View or configure network interface parameters

mount

Mount a directory or filesystem onto the local file structure, or view a list of mounted directories or filesystems

netstat

Display network statistics

nfsstat

View statistics on NFS usage and configuration

nslookup

Look up IP addresses and associated information through a Domain Name Server

ping

Send an ICMP echo message to a remote system to test connectivity

rlogin

Log in to a remote host

rpcinfo

Display information about active processes

ruptime

Display the total time a system has been functioning and its current load

showmount

View all servers currently mounted

spray

Send a batch of UDP datagrams to a remote system to check connectivity and throughput

telnet

Log in to a remote host

traceroute

Display messages from routers along the path of a set of test datagrams

ypcat

Display the contents of a Network Information Service database

ypmatch

Look up an entry in a Network Information Service database


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