若不知道PEAR是什麼的，可以參考 What is PEAR，PEAR目前也可以用來安裝PECL套件

YUM已經有PEAR套件了
shell># yum install php-pear

下載完成後，更新channel資料
shell># pear channel-update pear.php.net
Retrieving channel.xml from remote server
Channel pear.php.net channel.xml is up to date


安裝pear套件
shell># pear install Net_Ping
downloading Net_Ping-2.4.5.tgz …
Starting to download Net_Ping-2.4.5.tgz (9,600 bytes)
…..done: 9,600 bytes
install ok: channel://pear.php.net/Net_Ping-2.4.5

列出目前系統安裝的pear套件庫
shell># pear list

Installed packages, channel pear.php.net:
=========================================
Package        Version State
Archive_Tar    1.3.1   stable
Console_Getopt 1.2     stable
Net_Ping       2.4.5   stable
PEAR           1.4.9   stable
XML_RPC        1.5.0   stable

若只想下載套件的話
shell># pear download Net_Ping

到PEAR PACKAGES尋找你要的套件
http://pear.php.net/manual/en/packages.php

參考文獻
http://pear.php.net

轉貼至http://beakdoosan.blogspot.tw/