Download - Linux Servers

Transcript
Page 1: Linux Servers

LINUX SERVERS

PRESENTED BY : SUSMITA DAS COE, IV YEAR-VII SEM

Page 2: Linux Servers

WHAT IS SERVER?

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Client-Server Architecture

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TYPES OF LINUX SERVERS

DNS Server

DHCP Server

FTP Server

APACHE Server

SAMBA Server

NFS Server

EMAIL Server

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DNS SERVERServes as the "phone book" for the Internet

Translates human-readable computer hostnames into IP addresses

Also stores other information

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DNS Server Working

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DHCP SERVERAutomatically assigns IP addresses to devices (I.e. hosts) on your network

Prevents having to manually enter data

Steps used in Configuration- DHCPDISCOVER DHCPOFFER DHCPREQUEST DHCPACK

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DHCP Server Working

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APACHE SERVER

Red Hat's standard web server

More then 60% sites are hosted on apache web server

Apache support virtual hosts in which multiple web sites may share the same web server

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SAMBA SERVER Developed by Andrew Tridgell

Allows file and print sharing between computers running Windows and computers running Unix

It was originally developed for Unix and Unix-like systems, like Linux, Solaris, Mac OS X, etc

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Working of Samba Server

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NFS SERVER It stands for Network File System

It was originally developed by Sun Microsystems

It allows user on a client computer to access files over a network in a manner similar to how local storage is accessed

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Working of NFS Server

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FTP SERVER

FTP is a standard mechanism for copying a file from one host to another

FTP uses the services of TCP

It needs two TCP connections- port 21 is used for the control connection port 20 for the data connection.

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Working of FTP Server

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EMAIL SERVER It is a computer that serves as an electronic post office for email

It’s a computer that performs MTA (Mail Transfer Agent) function, i.e., it transfers mails from one computer to another

Protocols used for Sending Mails- SMTP (Simple Mail Transfer Protocol),

sendmail Receiving Mails- POP3 (Post Office Protocol), IMAP

(Internet Message Access Protocol)

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Working of Email Server

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QUERIES???

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THANK YOU