On Sun, Mar 6, 2011 at 6:39 AM, M.R.Hadian <[log in to unmask]> wrote:
> Hi
> i am a new comer to scientific linux though i have some experiences with
> ubnuntu and fedora.
> i installed SL6 (x86-64 ) on my pc and selected pptp package to be installed
> during system installation. i need pptp connection to be connected to
> internet. in fedora and ubuntu i can create this connection from
> network-manager applet. in SL6 the tab related to vpn connection is disable.
> probably i should install network-manager-pptp but i can not using yum to
> download and install the required packages since i still do not have
> connection to internet with this system. what is the required packages and
> from where i can download them manually?
> Best Wishes,
> Hadian
>

Hadian,

You need the EPEL repo intalled.
Direct link should be
http://www.mirrorservice.org/sites/download.fedora.redhat.com/pub/epel/6/x86_64/NetworkManager-pptp-0.8.0-1.git20100411.el6.x86_64.rpm.
Good luck.