ok guyz sharing you two outputs. unrar is failing and not extracting many files out of one archive. however rar is doing the job for me. therefore for future i only wanted to use rar non unrar. please see the behaviour of both command with same archive.
/tmp# unrar -x CSR.rar
unrar 0.0.1 Copyright (C) 2004 Ben Asselstine, Jeroen Dekkers
Extracting from /tmp/CSR.rar
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/a.gif Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_star_3.gif Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_thumbdown.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_thumbsup.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.css Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.jpg Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.php Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/kayako-logo-blue.png OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/newsfeed.js Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS1.JPG Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS2.JPG Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS3.JPG Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS5.JPG Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS7x-4.png Failed
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software.htm Failed
/tmp# rar x CSR.rar
RAR 3.93 Copyright (c) 1993-2010 Alexander Roshal 15 Mar 2010
Shareware version Type RAR -? for help
Extracting from CSR.rar
Creating CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/a.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_star_3.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_thumbdown.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/icon_thumbsup.gif OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.css OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.jpg OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/index.php OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/kayako-logo-blue.png OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/newsfeed.js OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS1.JPG OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS2.JPG OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS3.JPG OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS5.JPG OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software_files/ssl-IIS7x-4.png OK
Extracting CSR Generation Microsoft IIS 7.x - Powered by Kayako Help Desk Software.htm OK
All OK
please tell me how can i install rar (only).
Thanks,