Article title: linux system services. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source.
Service
--------
Function
Alsasound
--------
Alsa sound card driver support. The Alsa sound card driver was originally designed for a sound card Gravis UltraSound (G
The program was proven to be excellent, so the author began to write drivers for general sound cards. Alsa and
OSS/Free is compatible with OSS/Linux, but it has its own access port, which is even better than OSS.
Amd
--------
Run the automount Genie program, which automatically installs some local devices and NFS file systems when necessary.
Apmd
--------
Apmd is used to monitor the power usage status of the system and write related information to logs through syslogd. It can also be used in power supply
If not, shut down.
Arpwatch
--------
This program is mainly used to maintain the ing between the Ethernet physical address and the IP address.
Atalk
--------
AppleTalk Genie program. Do not run this program in the background. The data structure of this program must be running Other
It takes some time to initialize the process.
Atd
--------
Run the task scheduled by the user using the At command. The batch processing task is also run when the system load is low.
Autofs
--------
The file system is automatically reprinted when you need it, but is automatically uninstalled when you do not need it.
Bootparamd
--------
This service allows the old Sun workstation to start from the Linux Network. it and rarp are rarely used now and are basically bootp
And dhcp.
Crond
--------
Cron is a traditional Unix program that periodically runs user-scheduled tasks. Compared with the traditional Unix version
In Vixie, no fewer attributes are added, which is safer and easier to configure.
Dhcpd
--------
This wizard supports access to the Dynamic Host Control Protocol.
Gated
--------
Gated provides network routing support through a database. It supports various routing protocols, including RIP version 1.
And 2, dcn hello protocol, OSPF Version 2, and EGP version 2 to 4.
Gpm
--------
Gpm provides mouse support for Linux programs in text mode, such as mc (Midnight Commander. It also supports
Copy, paste, and pop-up menus of the mouse in the console.
Httpd
--------
Http is a famous www server that provides HTML files and CGI dynamic content services.
Inetd
--------
Internet operation service program. The monitoring network needs various services managed by it, and starts the corresponding
. Generally, programs managed by inetd include telnet, ftp, rsh, and rlogin. Close inetd.
These services managed by it are disabled.
Innd
--------
Inn is the most popular news server for user groups. It allows you to create a local news server. Difficult to configure
Degree. Read the/usr/doc/inn * document for help.
Keytable
--------
The function of this program is to record the keyboard ing table described in/etc/sysconfig/keyboards.
Select the kbdconfig tool. You should make the program active.
Ldap
--------
LDAP stands for Lightweight Directory Access Protocol and implements the industry standard of Directory Access Protocol
.
Linuxconf
--------
Linuxconf is an effective system configuration tool in Linux, which allows remote operation.
Lpd
--------
Lpd is a system print daemon that submits lpr and other programs to print jobs.
Mcserv
--------
The Midnight Commander service process allows users on remote machines to manage the Midnight Commander file.
To operate on local files. The server process uses PAM to verify the user. a "user name/password" must be provided to pass the authentication.
.
Mysql
--------
A fast, efficient, and reliable lightweight SQL database engine.
Named
--------
Domain name server, which resolves the Internet host name to the IP address of the dot.
Netfs
--------
Mounts/uninstalls NFS, Samba, and NCP (Netware) file systems.
Network
--------
Activate/disable various network interfaces at startup.
Nfs
--------
NFS is a popular TCP/IP-based file sharing protocol. This service provides the NFS file sharing service,
In the/etc/exports file.
Nscd
--------
The service queries passwords and groups and caches query results. If your system has slow services (such as NI
S and NIS +), the service should be started.
Pcmcia
--------
Pcmcia is mainly used to support laptops.
Portmap
--------
Portmap is used to support RPC connections. RPC is used for NFS, NIS, and other services.
Proftpd
--------
Proftpd is an ftp daemon with flexible configuration in Unix.
Radvd
--------
Route broadcast program.
Random
--------
The high-quality random number generator for saving and restoring the system. these random numbers are provided by uniform random behavior.
Routed
--------
The daemon supports automatic IP route table maintenance for the RIP protocol. RIP is mainly used on small networks and larger networks.
Complex protocols are required.
Rstatd
--------
The Rstat protocol allows users on the network to obtain the performance parameters of each machine on the same network.
Rusersd
--------
This service allows network users to locate other users on the same network.
Rwalld
--------
The Rwall protocol allows remote users to send messages to terminals active in the same system, similar to the local behavior of wall.
.
Rwhod
--------
Allows remote users to obtain a list of all logged-on users on machines running the rwho Genie, similar to finger.
Sendmail
--------
A well-known email server.
Smb
--------
Start and close the smbd and nmbd Genie programs to provide SMB network services.
Syslog
--------
Syslog is a mechanism provided by the operating system. The daemon usually uses this mechanism to write various information to various systems.
System log files. Generally, the service should be started.
Xfs
--------
X font server.
Ypbind
--------
Client daemon of NIS/YP. If you want to use the NIS/YP host, start this service. otherwise, disable
This service.
Yppasswd
--------
Allows the NIS user to change the password. Run on the server of the NIS domain. The client program is also called yppasswd.
Ypserv
--------
An implementation of the standard NIS/YP network protocol. Host names, user names, and other information are allowed to be distributed across the network. Operation
The row is on the NIS server and is not required by the client.
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