ftp File Transfer Protocol. |
| | login access. |
| | rlogin access to a remote system. |
| | rsh Execute a shell or a single command on a remote system. |
| talk | allows you to exchange messages interactively with other terminals. |
| | telnet to connect to another system. |
| | tftp Trivial File Transfer Protocol. |
| | uudecode decoding uuencoded files prepared for sending e-mail. |
| | uuencode Encode the file containing binary characters when sending e-mail. |
| vacation | automatically reply to emails. |
| | file comparison |
cmp Compare two files byte by byte. |
| comm | Compare elements of two sorted files. |
| diff | Compare your file, line by line. |
| | diff3 compares three files. |
| | File Manager |
cat Concatenate files and displays them. |
| chfn | Change user information for finger, email, etc.. |
| | cksum calculates the checksum. |
| | chmod Change file access mode. |
| | chsh Change login shell. |
| | cp Copy files. |
| csplit | Break files at specific locations. |
| dd | are copying files to and from disk in raw form. |
| | file determines the type of a file. |
| | head Display the first lines of a file. |
| less | View file one screen at a time. |
| ln | Create aliases for file names. |
| | ls List files and directories. |
| | merge combines the changes in several files. |
| | mkdir Create a directory. |
| more | View file one screen at a time. |
| | mv Move or rename files or directories. |
| newgrp | Change the current group. |
| | pwd Display current directory. |
| | rcp Copy files to a remote system. |
| rm | Delete Files. |
| | rmdir Remove directory. |
| tail | Show last lines of a file. |
| | split evenly divide files. |
| toilet | Count lines, words and characters. |
| | Print |
lpq shows the status of print jobs. |
| lpr | Send to the printer. |
| lprm | Delete a print job. |
| lpstat | Gets the status of the printer. |
| pr | Format and press layouts. |
| | Programming |
ar Create update library files. |
| as | Generates the object file. |
| bison | generates parsing tables. |
| cpp | performs preprocessing of the code C. |
| | flex lexical analyzer. |
| g + + | GNU C + + Compiler. |
| gcc GNU C Compiler | . |
| ld | Editor link (link editor). |
| | m4 macro processor. |
| make | Create programs. |
| ranlib | Regenerate the archive symbol table. |
| rpcgen | translates the code in the RPC code C. |
| | yacc generates parsing tables. |
| | Maintenance Program |
cvs manages different versions (revisions) of source files. |
| etags | Generate lists of symbols for use with the Emacs editor. |
| gctags | Generate lists of symbols to be used with you. |
| gdb | GNU Debugger. |
| | View gprof profiling data file object. |
| | imake generates makefiles for use with make. |
| make | is used for the maintenance, upgrading and regeneration of programs and related files. |
| nm | Display symbol table of the object file. |
| | patch Apply patch to the source code. |
| rcs | manages different versions (revisions) of source files. |
| | size Print the size of an object file in bytes. |
| | strace Trace system calls and signals. |
| strip | Delete symbols of an object file. |
| | Search |
apropos Search topics pages manual. |
| egrep | Extended version of grep. |
| fgrep Search | literal text strings in files. |
| find | Search file names in your system. |
| | grep Search text pattern in files. |
| strings | Search text pattern in binary files. |
| whereis | search command. |
| | Programming Shell |
echo Plays output arguments specified on the command line. |
| expr | Performs arithmetic operations and comparisons. |
| | printf Format and print the arguments on the command line. |
| sleep | pauses during processing. |
| test | Checks for a condition. |
| | Storage |
bzip2 compresses files to save space. |
| cpio | Create and unpack file archives. |
| gunzip | Expands compressed files (. Gz eZ). |
| | gzip compresses files to save space. |
| shar | Create a shell archive. |
| tar | Copy files to or restore files from a storage medium. |
| zcat | View the contents of compressed files. |
| | System Status |
at executes commands at a later time. |
| atq | Show jobs queued by at. |
| atrm | Removes jobs queued by at. |
| | chgrp Change group of a file. |
| | chown Change the owner of a file. |
| crontab | Automate commands. |
| | date Displays or sets the date. |
| | df Show free disk space. |
| | du Show disk usage. |
| env | Show environment variables. |
| finger | View information about users. |
| | kill Terminate a running command. |
| | printenv Display the environment variables. |
| ps | Show processes. |
| stty | Set or display terminal settings. |
| | who Show who is logged on. |
| | Word Processing |
with Process control characters. |
| cut | Select columns to be displayed. |
| | A former editor of lines that are below it. |
| | expand Convert tabs to spaces. |
| fmt | produces long lines more or less uniform. |
| | Stops fold lines. |
| gawk | Process LIEE or records one at a time. |
| | View ghostscript PostScript or PDF. |
| | Format groff troff input. |
| | ispell check spelling interactively. |
| join | combines several columns in a database. |
| | paste it combines columns or exchange your order. |
| rev | View lines in different order. |
| sed | non-interactive text editor. |
| sort | Sort or merge files. |
| tac | View lines in reverse order. |
Tr translates | | (restated) characters) |
| uniq | Find those unique or repeated lines in a file. |
| xargs | Process many topics in manageable portions. |
| you | Text Editor view. |
| | Miscellaneous Commands |
banner Create posters from words. |
| | bc arbitrary precision calculator. |
| cal | Show calendar. |
| | clear Clear the screen. |
| man | Provides information about a command. |
| nice | reduces the priority of a job. |
| | nohup Keeps a job running after the disconnection. |
| | passwd sets the password to login. |
| | script produces a transcript of the session login. |
| | allows up to become superuser. |
| tee | Save the output to a file and sends it to the screen simultaneously |
| Which | View the route command. |
| | Management System Clock |
hwclock manages the hardware clock. |
| netdate | Set the clock synchronized with the host. |
| rdate | manages the server date / time. |
| zdump | Print the list of time zones. |
| zic | Create the information file for the conversion of information of a date / time. |
| | Daemon |
apmd Advanced Power Management Daemon. |
| | bootpd Daemon Internet Boot Protocol. |
| fingerd Daemon | Finger. |
| | ftpd Daemon File Transfer Protocol. |
| gated | manages the routing tables between different networks. |
| identd | Identifies the user running a process TCP / IP. |
| | imapd Daemon IMAP mail server. |
| | inetd Daemon for Internet services. |
| kerneld | Provides automatic loading of kernel modules. |
| | Manages klogd syslogd. |
| | lpd Daemon for the printer. |
| mountd | Server for NFS mount requests on. |
| named | Server for Internet domain names. |
| | nfsd NFS Daemon. |
| pop2d | POP Server. |
| pop3d | POP Server. |
| powerd | Monitor a UPS connection. |
| pppd | manages network connections with point-to-point protocol (Point to Point Protocol, PPP for short). |
| rdistd | Server for remote deployment of programs. |
| rexecd | Server for remote execution of programs. |
| rlogind | Server rlogin. |
| | routed routing daemon. |
| | rshd Server remote shell. |
| rwhod | Server remote who (rwho). |
| | syslogd Daemon for logging system. |
| | talkd Daemon talk. |
| | tcpd Daemon for TCP. |
| | tftpd Daemon Trivial File Transfer Protocol. |
| | update Daemon to flush the buffer. |
| NIS binder process ypbind | . |
| yppasswdd | Server for NIS password change. |
| | ypserv NIS server processes. |
| | Hardware |
agetty starts the user session to the terminal. |
| arp | manages the ARP cache. |
| cardctl | Check PCMCIA cards. |
| cardmgr | Daemon Manager PCMCIA cards. |
| cfdisk | manages disk partitions (GUI). |
| fdisk | Manages disk partitions. |
| getty | starting the user session to the terminal. |
| kbdrate | Handles the repetition rate of the keyboard. |
| ramsize | Print information on a RAM disk. |
| setserial | tax information for serial port. |
| slattach | uses serial lines as network interfaces. |
| | Host Information |
arch Print machine architecture. |
| dnsdomainname | Print the DNS domain name. |
| domainname | Print the name of the NIS domain. |
| free | print memory usage. |
| host | Print host and information on the time zone. |
| | hostname Print or set the hostname. |
| | nslookup Query Internet domain servers. |
| uname Print | host information. |
| | Installation |
Copy cpio archive file. |
| | Copy install files to specific locations offering access to users and set permissions. |
| rdist | distributes files on remote systems. |
| tar | Copy files to or restore files from a storage medium. |
| | Mail |
fetchmail Law e-mail from remote servers. |
| formail | Converts the input into a format compatible with the e-mail. |
| mailq | Print a summary of the mail queue. |
| makemap | update database maps for sendmail. |
| rmail | Manage Mail uucp mail. |
| | sendmail sends and receives e-mail. |
| | Gesione filesystems |
Enables debug debugfs filesystem extfs |
| dosfsck | Check and repair filesystem DOS or VFAT. |
| dumpe2fs | Print information about the superblock and block groups. |
| e2fsck | Check and repair filesystem type Second Extended Filesystem. |
| fdformat | Format the floppy disk. |
| fsck | Check and repair filesystem. |
| fsck.minix | Check and repair filesystem MINIX. |
| fuser | Lists the processes that use a particular file system. |
| mke2fs | Create a new filesystem Second Extended Filesystem. |
| mkfs | Create a new file system. |
| mkfs.ext2 | Another name for mke2fs. |
| mkfs.minix | Create a new file system MINIX. |
| mklost + found | Create a lost + found directory. |
| mkraid | Set up a RAID device. |
| mkswap | Used to define the swap space. |
| | mount Mount a filesystem. |
| raidstart | On a RAID device. |
| raidstop | Off a RAID device. |
| rdev | Describes or change settings for the root filesystem. |
| rootflags | Lists or sets flags used to mount the root filesystem. |
| | showmount lists the exported directory. |
| swapdev | View or sets flags used to mount the root filesystem. |
| swapoff | stop using a device for swapping. |
| swapon | started to use a device for swapping. |
| sync | Writes the buffer to a file on disk. |
| tune2fs | manages filesystem Second Extended Filesystem. |
| | umount unmount a filesystem. |
| | Management Kernel |
depmod creates a list of module dependencies |
| | insmod installs a new kernel module |
| | lsmod lists the kernel modules |
| modprobe | Upload a new module together with its modules depend |
| | rmmod removes a module |
| | Network Management |
dip establishes a dial-up connections IPDI |
| gdc | Administer the gated routing daemon |
| ifconfig | manages network interfaces |
| ipchains | Administer firewall services (kernel 2.2.x) |
| | Administers iptables firewall services (kernel 2.4.x) |
| named | translates domain names into IP and vice versa |
| | netstat Show network status |
| | portmap daemon to map the ports on |
| rarp | Handles RARP table |
| route | manages the routing table |
| routed | Maintains updated dynamically routing tables |
| rpcinfo | Provides information about RPC |
| ruptime | Shows how long a remote system is active |
| rwho | Show who is connected to a remote system |
| systat | shows the status of remote systems |
| | traceroute Trace route (route) network to a remote host |
| | Administering NIS domainname |
Sets or displays the name current NIS domain |
| makedbm | Rebuild Database NIS ypbind |
| | It connects to an NIS server |
| ypcat | Printing values \u200b\u200bin a NIS database |
| ypchfn | Change user information in a database for NIS finger, electronic mail, etc.. |
| ypchsh | Changing the login shell of a user in an NIS database |
| ypinit | Create a new database NIS |
| ypmatch | Print the value of one or more keys NIS |
| yppasswd | Change a user password in NIS database |
| yppasswdd | Update NIS database after running the command yppasswd |
| yppoll | Determines the version of a NIS map NIS server |
| yppush | distributes a mapping NIS |
| | ypserv NIS server daemon |
| ypset | Punta ypbind to a specific server |
| ypwhich | Displays the name of an NIS server or map master |
| ypxfr | transfer a database from one NIS server to the local host |
| | Print |
lpc Check the line printer |
| tunelp | allows you to calibrate the parameters of the printer |
| | Security and Systems Integration |
chroot Change the root directory |
| badblocks | Find bad blocks |
| | Startup and Shutdown |
bootpd Daemon Internet Boot Protocol |
| bootpgw | Internet Gateway Boot Protocol |
| bootptest | Check the operation of bootpd |
| halt | Shutdown |
| | Change init runlevel |
| reboot | Shut down and then restart |
| runlevel | Print runlevel system |
| | shutdown Shut down safely |
| telinit | Change the current runlevel |
| | uptime Displays the time of operation (uptime) of the local machines |
| | system activity and process management |
fuser Identify processes that are using a file or filesystem |
| psupdate | Update / boot / psupdate |
| renice | Change the priority of processes in execution |
| top | Show processes |
| Users | |
chpasswd | Edit multiple passwords |
| | groupadd Adds a new group |
| groupdel | Delete a group |
| groupmod | Edit Groups |
| grpck | Verification the integrity of the system relative to the groups |
| grpconv | Converts a file from group to group shadow file |
| lastlog | Build a relationship with the time of last access |
| newusers | Adds a new user with a batch |
| pwck | Verifies the integrity of system files related to passwords |
| pwconv | Converts a shadow password file password |
| rusers | Print information on remote computers in the style of who |
| rwall | Send a message to remote users |
| | useradd adds a new user |
| | userdel Delete a user and its home directory |
| uermod | Edit user information |
| w | List users connected |
| | wall writes to all users |
| whoami | Show how to connect the user enters the command |
| | joysticks |
Schedule cron commands allowing you to run it at specified times and dates |
| dmesg | Print boot messages when the system is booted |
| ldconfig | Update links to libraries and caches |
| logger | Send messages to the system logger |
| logrotate | Collapses system logs and manages the rotation |
| rstat | View the status of the host system |
| run-parts | Runs all the scripts in a directory |
| | management commands TCP / IP |
ftpd Server for file transfer |
| gated | manages the routing tables between different networks |
| host | Print informazionisull'host and time zone |
| | ifconfig Configure the parameters for network interfaces |
| named | translates domain names into IP addresses and vice versa |
| | netstat Show network status |
| | nslookup to query the server for domain name |
| ping | Checks whether an remote host is reachable |
| pppd | Create PPP serial connections |
| rdate | notifies the server date / time that the date has changed |
| route | manages the routing tables |
| routed | Maintains dynamically updates the routing tebelle |
| slattach | uses serial lines as network interfaces |
| | Server telnetd for telnet sessions to remote hosts |
| | tftpd server for a small set of transfers file |
| | management commands for NFS and NIS domainname |
Sets or displays the name of current NIS domain |
| makedbm | Rebuild the NIS database |
| portmap | Port Mapper RPC program numbers to DARPA |
| rpcinfo | Provides information about RPC ypbind |
| | It connects to an NIS server |
| ypcat | Printing values \u200b\u200bin a NIS database |
| ypchfn | Change user information in a database for NIS finger, electronic mail, etc.. |
| ypchsh | Changing the login shell of a user in an NIS database |
| ypinit | Create a new database NIS |
| ypmatch | Print the value of one or more keys NIS |
| yppasswd | Change a user password in NIS database |
| yppasswdd | Update NIS database after running the command yppasswd |
| yppoll | Determines the version of a mapping of server NIS NIS |
| yppush | distributes a mapping NIS |
| | ypserv NIS server daemon |
| ypset | Punta ypbind to a specific server |
| ypwhich | Displays the name of an NIS server or map master |
| ypxfr | transfer a database from one NIS server to the local host |
| | |