Hi,

i have to use All SCCM 2012 Features for Cross Forests hence looking for step by step articles about prerequisites, Limitations and implementations.

Currently no any IP Communication among Cross Fo

Hi,

this blog post series is a good start, http://blogs.technet.com/b/neilp/archive/2012/08/20/cross-forest-support-in-system-center-2012-configuration-manager-part-1.aspx

without IP communication will be tough....

/Jrgen

Is this Feasible to deploy the SCCM 2012 Secondary Sites in remote Untrusted Forest without a two way trust between both Forest ?

No, it's not just not feasible, it won't work.

Also, don't confuse a segregated network from untrusted forest/domain scenarios or even remote client management -- they all have distinct sets of issues that although they often occur together, really have nothing to do with each other at all.

ok got it , i have also one query , if i need to deploy the MP/DP in Untrusted Forest. for this scenarios is the two way trust required between both Forests?

No: https://technet.microsoft.com/en-us/library/gg712701.aspx#Plan_Co