The OP had posted a question to both Security.SE and Superuser. The post in Security.SE was migrated to Superuser and it has answers. The original post he posted here has been closed as a duplicate of the migrated post.
https://superuser.com/questions/643847/whats-wrong-with-my-local-network (closed as a dupe)
What's wrong with my local network and router? (the one with a answer)
Shouldn't the question he originally posted here be deleted ? It is a replica of the one which has answers.