Need to know about open source or free alternatives of Citrix Metaframe

Hi All,
I need to know for remote network access what are the proprietary and free and open source options to Citrix Metaframe.
Also someone with experience in Citrix Metaframe and in Mumbai please contact me ASAP.
I m working on some project and a b plan that needs remote network access so want to do a feasibility study in terms of cost, technology, performance. miscellaneous.

Also i am looking at Hardware and Software virtualisation and how to use it in the proj.

Hi All,
I need to know for remote network access what are the proprietary and free and open source options to Citrix Metaframe.
Also someone with experience in Citrix Metaframe and in Mumbai please contact me ASAP.
I m working on some project and a b plan that needs remote network access so want to do a feasibility study in terms of cost, technology, performance. miscellaneous.

Also i am looking at Hardware and Software virtualisation and how to use it in the proj.