MySql 5.1

[naren_bishayee]

Hi all,
i just download MySQL-client-5.1.35-0.glibc23.i386.rpm & MySQL-server-5.1.35-0.glibc23.i386.rpm from mysql site & install from "install software" option & it shows successfully installition message, but whenever type "mysql" command from gnome terminal it shows the following message
"ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)
"
please help me.
one thing, before installation i remove all mysql related packages from "Software Management".