Install vpnclient on centos 5.1 and perforce

INSTALL VPNCLIENT
download vpnclient-linux-x86_64-4.8.02.0030-k9.tar.gz file
tar -zxvf vpnclient-linux-x86_64-4.8.02.0030-k9.tar.gz
cd vpnclient
./vpn_install
/etc/init.d/vpnclient_init start
copy cust.pcf (your vpn profile file to connect to your client) to /etc/opt/cisco-vpnclient/Profiles/.
To connect to your customer type
#vpnclient connect cust
Above cust is the name of the pcf file you copied to /etc/opt/cisco-vpnclient/Profiles/.


INSTALL PERFORCE
download p4v from http://www.perforce.com/perforce/downloads/index.html
tar -zxvf p4v.tgz
cd p4v-2009.1.212209
directly you can access perforce here.