Network Collection Engine (NCE) installations are typically deployed when CCUs are on
the Internet, the Fixed Network web server is in a DMZ, and the Fixed Network database
server is in the corporate intranet. The following illustration is a simple diagram of the
network topology.
Note The Network Administrative Application (NAA) server may be hosted on
the same server as the database server.
Logical Architecture of Fixed Network (Multiple Network
Zones)
This diagram, while accurate, simplifies the situation considerably and is not a useful
format for formulating firewall rules. The following information describes the ports and
protocols required for Fixed Network operations in greater detail.
ort and Protocol Requirements
TDC-0971-011 CCU 100 and Repeater 100 Installation Guide 65
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