directory replicator

I have 1 organization from Ms Exchange, there are many site, and one server into site

The conection to site is with connector X400
Each conector have one replicator connector

The server A from site A have tre connector X400
One connector to site the conector Internet mail service
Two connector to site B, server B
Three connector to site C, server C

The server B from site B have one connector
One connector to site A, server A

The server C from site C have one connector
One connector to site A, server A

In the Microsoft Exchange Server 5.5, with service pack 2 and service pack 4

The server B and C, into the directory service dont have a messages

But the server A, into the directory service have a messages

Process execute

I run mtacheck, delete messages from MTADATA
Run DS/IS from directory services
Defrag priv.edb, pud.edb, dir.edb
Run isinteg

Questions

1. How delete messages from Directory services from site A, server A
There are so muchmessages

2. There are tools to delete messages from Directory services , how purge the messages from Internet mail services

thank you for you information

Ing. Roberto Moreno