UC-7400-LX Plus User’s Manual
System Commands
A-2
Editor
1.
vi
text
editor
2.
cat
dump file context
3.
zcat
compress or expand files
4.
grep, egrep, fgrep
search string on file
5.
cut
get string on file
6.
find
find file where are there
7.
more
dump file by one page
8.
test
test file exist or not
9.
sleep
sleep
(seconds)
10.
echo
echo
string
11.
tail
output the last part of files
12.
uniq
remove duplicate lines from a sorted file
13.
sed
stream
editor
14.
tr
translate or delete characters
15.
wc
print the number of bytes, words, and lines in files
Network
1.
ping
ping to test network
2.
route routing
table manager
3.
netstat
display network status
4.
ifconfig
set network ip address
5.
tftp
trivial file transfer protocol
6.
arp
manipulate the system ARP cache
7.
ifdown
shutdown a network interface
8.
ifup
bring up a network interface
9.
ip
TCP/IP interface configuration and routing utility
10.
ping6
ping for IPv6 address
Process
1.
kill kill
process
2.
ps
display now running process
3.
fuser
identify processes using files or sockets
4.
pidof
find the process ID of a running program
5.
killall
kill processes by name
6.
renice
alter priority of running processes
7.
top display top CPU processes
