Ultramonkey on RHES 4

Hi Everybody,

I Have 2 servers with Ultramonkey 3 in RHES 3 with Tomcat 5.5 and they
having worked for one year without problems,  now I am planning to
migrate my platform to RHES 4, I revise the links about this in the
Ultramonkey site but they are broken,.

Can some one tell me the best practices to do it?.

I need another packages?

Thanks.

Jose Severino.