RAD Data comm MBE10-1D - Manual (Page 19)

MBE Family Installation and Operation Manual Chapter 1 Introduction
Functional Description 1-5
link. In addition, it has a LAN interface for connection to the Ethernet LAN (see
Interfaces and Connections in Chapter 2 ).
1.3 Functional Description
General
Routing Mode
For a description of the IP/IPX routing, see the LAN RANger Series Configuration
Guide .
Bridge Mode
In bridge mode, MBE units operate in pairs. Each MBE must be configured for its
specific application, as the local and remote units differ in their functions. See
Figure 1-2 for an illustration of MBE filtering and forwarding. MBE operation is
automatic, including serial link startup and recovery, and learning of address
tables.
MBE10-8 (Main)
MBE10-8 (Remote)
Remote LAN
Synchronous or
Asynchronous Link
Frames with destination
addresses corresponding
to remote workstation
address table or broadcasts
Frames with destination
addresses not corresponding
to remote workstation
address table
Filter
Filter
Ethernet
802.3
Frames
Central LAN
Ethernet
802.3
Frames
Figure 1-2. MBE16-8 Filtering and Forwarding in Bridge Mode
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