Hallo!
Vom IBM Software Support:
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Problem
Which ports must be open on your firewall in order to properly use Domino Web Access?
Solution
In order to properly use Domino Web Access, the following ports must be open on your firewall:
Ports 80 (HTTP) and 443 (SSL Port) are required for Web Browser Access.
Port 1352 (NRPC - LotusNotes IP Port) is required for DOLS synchronization (DOLS Replication)
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Vielleicht die Lösung?
Schöne Grüße, Neo