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Jumat, 04 April 2014

Linux Service List



Alphabetical Listing of Services
Service Name
Required [Yes/No]
Description
Comments
acon
No
Language support
Specifically for the right to left written languages: Arabic, Farsi and Hebrew
acpi
No
Power Management
laptop battery fan monitor
acpid
No
Listening daemon
This listens for and dispatches acpi events from the kernel
adsl
No
Internal ADSL switch control
Use this only if you have an internal adsl switch for your internet connection.
alsa
No
Advanced Linux Sound Architecture
The only sound system actually included in the kernel
anacron
No
Periodic Command Scheduler
a task scheduling tool
apmd
No
Power Management
Laptop power management
apmiser
No
Power Management
Yet another laptop battery extender
arpwatch
No
Ethernet ip address pairing monitor
monitors and logs remote ip addresses with hostnames.
atd
No
Periodic Command Scheduler
a task scheduling tool
autofs
No
Automount services
one of the several automounting of file systems on demand services. Some of which are distro specific, if the distro you are using has its own automount system, do not use this one.
bluetooth
No
The core of Bluetooth
For all Bluetooth services.
bootparamd
No
boot server
old means for booting diskless clients / thin clients, the newer method is the zeroconf system.
canna
No
Japanese conversion engine
capi4linux
No
Basic CAPI subsystem
cpqarrayd
No
Hardware Service
Compaq Raid Array Monitor
cpufreq
No
Hardware Service
Probes and configured CPU frequency daemon modules
cpufreqd
No
Hardware Service
This one will automatically scale cpu frequency to reduce overheating. Should be useful for over-clocking.
crond
Yes
Periodic Command Scheduler
THE task scheduling tool.
cups-lpd
No
Enables older Linux and commercial Unix systems to connect to cups server
Useful only if you have to allow older systems access to the printers
cups
Yes
Common Unix Printing System
A must have to enable printing
cvs
No
Concurrent Versioning system
For managing multi user documents.
devfsd
No
System Maintenance
This service only cleans up dynamic desktop directories; it is not needed unless your system crashes often.
dhcpd
No
The DHCP server
Is your network large enough that static IPs are a pain, then this will make it easier, giving you DHCP IP configuration for your network.
diald
No
Smart auto dialer for dialup networking
This service will connect to the network on demand, as in you type an email and hit send, it will connect you, send the email and disconnect you.
dkms
No
Autoinstall Boot forDKMS
Distro specific tool, for OEM style installations. This allows for a first boot setting of root password and user name password for regular use. the final configuration of the system.
dm
Yes
Display Manager
The core of the x-server, required for using any GUI.
dnbc
No
Digital Network Bind Chrooter
This is a simple bash script that puts a BIND server in a chroot jail. Install BIND, launch the script, and restart named
drakxtools_http
No
Miniserve administration server
Distro specific toolfor remote system administration
dund
No
Bluetooth Dialup networking
fam
No
File system Alteration Monitor
Logger for all changes to a file system.
finger
No
Remote access of data.
This server will allow remote access of user login data, last login date and time. useful for monitoring employee work habits when you are not in the office, major breach of security, in that you are effectively publishing confidential company data online
freshclam
Yes
ClamAV updater
Automatic updates for ClamAV
gpm
Yes
Mouse
Console mode mouse driver
haldaemon
No
Hardware Monitoring System
This monitors for hardware changes, will alter you to new or altered hardware.
harddrake
No
Hardware Service
Distro specific hardware detection and configuration
heartbeat
No
High Availability services
This is intended to increase the priority of critical servers and services
hidd
No
Bluetooth H.I.D. Server
hplip
No
HP Linux Printing and Imaging
Older version of HP supplied drivers for their all in one products
hpoj
No
Pital?init, HP office jet printer drivers
Older drivers for HP office jet, newer drivers are included with cups drivers for the printers
httpd
No
Apache Web server
There are two reasons for this to be on a system, one is it is to be used as a Web server, the other it will be a Web site development machine. If neither is true, do not install Apache and this won't be here.
hylafax?server
No
Enterprise Fax?modem service
This works for class 1 and class 2 fax modems only. This must be running if you intend to use hylafax to send a fax through the modem. This is not the only fax tool available.
ibod
No
ISDN MPPP bandwidth on demand
Useful with dialup networking, this will connect as needed to the network.
identd
No
Identification through TCP connection
imaps
No
secure IMAP server
imaps
No
IMAP server
iplog
No
Logs TCP, UDP, ICMP connections with hostname of remote host
Useful network monitoring tool.
ipop2
No
POP2 mail server
ipop3
No
POP3 mail server
ipsec
No
Encrypted and Authenticated communications
KLIPS is the kernel half, PLUTO is the user space half. very useful for remote access situations
iptables
Yes
kernel based Packet Filtering firewall
All good Linux firewalls are based on this service.
ipvsadmin
No
Linux Kernel IP virtual server
This is one of the oldest networking systems in Linux, not used very much any more.
irda
No
Infra Red Device Interface
Older wireless device support
keytable
Yes
keyboard map
This tells the system exactly which keyboard you are using.
kheader
No
Boot Services
This automatically regenerates the kernel header in /boot
lads
No
Login Anomaly Detection System
A tool to track login attempts and warn of attempted intrusion.
laptop?mode
No
Power Management
A tool to reduce power consumption, extending the life of the laptop battery
leafnode
No
NNTP service for X?INETD
lisa
No
LAN information server
lmsensors
No
Hardware health monitor
This requires that the mainboard of the system supports and has monitoring systems in place, such as the CPU temperature and voltage monitors.
mailman
No
GNU Mailing List Manager
A commonly used mailing list tool, with a Web interface for administration, written in Python. It allows list members to communicate by sending an email to one address, and replying to the same address. Can also be used to send out newsletters / product updates to those that requested such
mandi
No
Interactive Firewall
Special service to allow for temporary wireless access to the system, will open the iptables firewall for current session only access for wireless devices, on user approval only, not automatically.
mdadm
No
Monitoring Service for software raid
This also is a management tools for said software raid volumes.
mdnsresponder
No
Zeroconf DNS configuration tool
messagebus
Yes
Event monitoring service
This one sends broadcast messages to all users when needed, like the server is going down for reboot.
mon
Yes
System Monitoring daemon
A lot of system services require this in order to function
mysqld
No
MySQL server
If you don't need this database, why turn it on?
named
No
BIND server
yes, the infamous name server.
netplugd
No
Network Card daemon
This service monitors the network interface, turning it off or on depending on signal, used mainly for laptops that may not always be connected.
network
Yes
Networking
This turns the network card on, or powers the modem.
nfs
No
Network File Share
This enables the clients to access NFS shares, it is required for the client machines in an NFS system.
nfsfs
No
The Network File Share Server
This should only be active on the network server
nfslock
No
NFS file locking
This should only be active if you are using NFS networking / file share functionality.
nifd
No
Howl Client
This provides ipv4 link?local services for zeroconf networks / systems
nscd
No
Password and group lookup service
This works for slow protocols like N.I.S/Y.P. nist, ldap and hesiod. It is designed to have a longer timeout specifically for these protocols
ntpd
No
Version 4 of the NTP server
numlock
No
number lock light control
This will keep the Numlock activated, turning the keyboard number pad on.
oki4daemon
No
compatibility daemon for OKI4 and compatible winprinters
only useful if you have one of these printers
pand
No
Bluetooth Personal Area Networking
For home area Bluetooth based networking.
partmon
Yes
Partition Monitoring
This service keeps track on free space on mounted partitions. used by most file system browsers for calculating free space on a given partition.
pcmcia
No
Personal Computer Memory Card International Association
pg_autovacum
No
PostgreSQL maintenance
This will automatically run the vacuum needed by PostgreSQL to reduce disk space, pulling temp tables from the db as well as deleting temp files created by PostgreSQL.
pop3s
No
Secure POP3 server
SSL enabled POP3 server
portmap
No
RPC support
Support for those rare apps that use rpc.
Postgresql
No
The Postgresql Database Engine
You only need this if you are either running a postgresql db drives application or are developing one.
postfix
No
email server
asendmail compatible email server, newer than sendmail itself, becoming more commonly used than sendmail.
pptp
No
Shutdown service for ppp
A clean shutdown service for PPP tunnels, used when on ups to avoid lock file problems when power returns to the system.
prelude
No
IDS
Intrusion Detection system
psacct
No
Process Accounting
A Tracker of active processes, a waste of resources really
rawdevices
Yes
Assigns rawdevices to blocks for use
This is needed for DVDS, and oracle DBMS among other things
rsync
No
Remote Synchronization
A server to enable remote synchronization of files in a specified directory tree. Commonly used for maintaining mirror sites, can also be used to keep company files current for backup purposes.
saned
No
Network Scanner Service
To provide access to your scanner from any workstation in the network.
shorwall
Yes
Firewall
A very good IPTables based firewall.
smartd
No
Self Monitor Service
For OS access to smart enabled devices, this will allow Linux to tell you if the device is starting to go bad, but relies on the device smart feature for accuracy.
smb
No
Samba Network Services
This provides the samba services to enable Windows network compatibility.
snmpd
No
Simple Network management Protocol
For use in a small [ home office ] network
sound
No
Sound System
This is the core of the Linux sound system, nice for desktops, a waste of resources on a server
squid
No
Caching Tool
Used to cache Web pages and DNS entries
ssh?xinetd
No
OpenSSH server for x?inetd
a run on demand version of OpenSSH
sshd
No
OpenSSH server
Only turn this on if you require SSH access to your system, and are not going to use the x?inetd version.
subversion
No
Concurrent Versioning system
New alternative to CVS
swat
No
Samba Web Administration Tool
Web based Samba administration
syslog
Yes
System Logging
A Required service, it controls all logging on the entire system.
tmdns
No
Multicast dns responder
For use in zeroconf environments
ultrabayed
No
ThinkPad tool
This detects the presence of the ultrabay for your IBM ThinkPad and starts / stops the IDE interface as appropriate.
upsd
No
NUT daemon and drivers
An uninterrupted power supply monitoring and reporting tool. This tool reports to a central site to generate a database on ups statistics.
upsmon
No
Monitoring tool for UPS
This will monitor the status of the ups, and shut the system down when it's running low.
vncserver
No
Server for Virtual network computing
Very useful for using VNC in projects.
Webmin
No
Remote Administration tool
Distro Agnostic Remote administration tool. Useful for when the machine will not be physically accessible at all times; such as Web server farm.
winbind
No
Samba Name Server
Required for samba networking to function. This maps user and group data from the windows network to the Linux workstation
wine
No
Wine Is Not an Emulator
This enables running MS Windows executables in Linux. WINE is a limited version of the commercial product Crossover Office.
wlan
No
Control Daemon
This Controls services, it is not commonly used as the services are generally controlled through the init process.
x?inetd
Yes
Server for monitoring and controlling other servers
This is required service, and it actually reduces CPU load on a server. if you need SSH, ftp, etc but not all the time, the x?inetd version will start them on request, even remote request. This allows for them to be available, but frees the clock?cycles if they are only being used a few times a day / week.
xfs
Yes
X Font Server
If you are going to be running a GUI at any point in time, this will be required.
ypbind
No
Name Server for Sun's YP server
This is for GLIBC based NIS / YP networked systems.

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