Wordpress blog problem

I have developed whole my website in wordpress and my site url is like 'http://www.domain.com' and now I have one blog link with my website and I want to give url like 'http://www.domain.com/blog' how can I achieve thi开发者_开发知识库s with wordpress? I have developed whole site in wordpress itself.

I want to keep one link say "http:/domain.com/blog" and I want to display my posts over there.

Please help me out.

this is called Permalink in WordPress. Read this for more information.