Home is not the forum to set up the secondary domain name bbs

If I was a forum.
Use
www.abc.com
abc.com can visit

just think of all of a sudden, since if I would like to develop a website, then at that time, The Forum may use bbs.abc.com
now bbs.abc.com would like to first set up.
Can do better …
detailed description
point with bbs.abc .com visit, PR should not be the same as it ..
Is there any way to let the domain name PR-high
it up, for example www.abc.com bbs.abc.com they refer to the same page if
Bbs.abc.com and enhancing the PR value

no problem, to set the time to visit the port with a different directory on the line The
——–
PR 3 I did not used to this, you should say very complicated if, in fact, a simple special, IIS settings inside look on the line, throw a dog will be steamed, Try to find out on their own to understand the