Connection pooling in System.DirectoryServices.Protocols (S.DS.P)

I'm struggling with System.DirectoryServices.Protocols (S.DS.P) in an ASP.NET Helpdesk application to manage users and security gro开发者_如何学Cups.

I want to implement connection pooling for my LDAP connections and I can´t really find any good articles or information about successful patterns for solving the problem with too many TIME_WAIT TCP connections on my Active Directory Server.

How do you solve this issue in your ASP.NET applications?