Which IDL Describes DCOM?
Clarification of the IDL flavor used to specify DCOM components. By Richard Grimes.

Using Distributed COM with Firewalls
This article is intended to provide information on how to configure the DCOM to work through a firewall. It assumes that the reader is familiar with the TCP, DCOM, and understands the basics of firewall technology. By Michael Nelson / Microsoft.

COM Internet Services
Introduces support for a new DCOM transport protocol known as Tunneling TCP that allows DCOM to operate over TCP port 80. It explains what the COM Internet Services are, how they work, and how to configure computers to use the services. By Marc Levy / Microsoft.

Wrapping Jini Services in ActiveX
Whitepaper from California Software Laboratories illustrates how the JINI services can be encapsulated as an ActiveX component and made to run over a Windows Platform.

Bug in DCOM or a bad-written COM Application?
This article describes a problem of DCOM clients disconnection from all DCOM servers. The articles goes over technical aspects of the DCOM implementation and gives explanations what conditions may cause DCOM clients lose a connection to a DCOM Server.