User-agent: * 
Disallow: /forum/faq.php
Disallow: /forum/statistics.php
Disallow: /forum/memberlist.php
Disallow: /forum/profile.php
Disallow: /forum/usercp.php
Disallow: /forum/posting.php
Disallow: /forum/search.php
Disallow: /forum/viewtopic.php?p=*

Crawl-delay: 2 # sets 2 seconds delay

Clean-param: sid /forum/index.php
Clean-param: sid /forum/viewforum.php
Clean-param: sid /forum/viewtopic.php