This is a general bulletin board for posting information, resources and questions regarding the dachshund. No listing of dogs for sale allowed. All posts will be removed.
Regarding the aggression. Your pups aggression will not stop and likely it will worsen if not corrected soon. What steps have you taken to correct him? Have you had both of them in obedience training?
With an aggressive dog you really need help, possibly from a certified pet behaviorist. This is a tricky situation and you might inadverently make it worse. Please seek professional help as soon as possible.