Network address translation
When using Network address translation, coordinate with the IT department to obtain a
public IP address and a port exception in the firewall.
Use public address
Select to enable network address translation and port forwarding.
Public address
The static public IP address supplied by the IT department.
Public port
The public UDP port supplied by the IT department. For security, use a port that
is not in the typical range of BACnet ports.
Table
The items in Table define the Broadcast Distribution Table (BDT) for the BBMD. Enter an IP
address, UDP port number, and IP subnet mask of each BBMD that is part of the
internetwork.
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If none of the BBMDs are using a public IP address, the BDT entries in every BBMD are
the same.
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If the BBMD uses a public IP address, the BDTs are different in every translator. Each
BDT will use its own private IP address, port number, and subnet mask and the public
IP address, port number, and subnet mask for all of the other BBMDs on the
internetwork.
To add or delete entries, do the following:
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Adding entries—Click
Add
for additional entries.
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Deleting entries—Select
sel
and click
Delete
.
Max FDT Table Entries
Sets the maximum number of foreign devices that can register at
one time. The value for MAX FDT Entries is 1–128.
Enable FD Service
When selected, the BBMD permits foreign devices to register with the
BBMD. The maximum number of devices is limited by the value in Max FDT Table Entries.
Accept Remote Configuration
When selected, the BBMD will update the BDT with a table it
receives from another BBMD.
Other IP routing protocols
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KMD-5551E Translator
Section 4: Setting up translation
Revision B
37
