RAD Data comm MBE10-8 Manuel D’Utilisation

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Chapter 1  Introduction 
MBE Family Installation and Operation Manual 
1-6 Functional 
Description
 
 
Bridge Mode Compatibility 
Most members of the MBE range of products are intercompatible (see  
Table 1-1
)
 
Additional bridges cannot be connected to the remote LAN. However, no 
limitations on additional bridging or routing apply to the main LAN. 
 
 
Table 1-1.  Bridge Mode Product Intercompatibility 
Product Compatibility 
             Main 
Remote 
MBE-1 MBE-8  MBE 
10-1 
MBE 
10-1D 
MBE 
10-8 
MBE 
10-8D 
MBE-RAS MBE-
RAS/A 
RR-MBE 
10-8D 
MBE-1** 
 
NA 
 
 
 
 
 
NA 
 
MBE-8** NA 
 
NA NA   
 
 
NA 
 
MBE10-1 
 
 
 
 
 
 
 
 
 
MBE10-1D 
 
 
 
 
 
 
 
 
 
MBE10-8 NA 
 
NA NA   
 
 
 
 
MBE10-8D NA  
NA NA   
 
 
 
 
RR-MBE-8D NA  
NA NA   
 
 
 
 
** 
Earlier version without RJ-45 control port on front panel 
 
Indicates unconditional compatibility 
NA Not 
Applicable 
Principles of Operation 
MBE10-1 Operation 
The remote MBE learns the address of the remote workstation connected to it 
when the workstation attempts to access the network. The remote MBE then uses 
this workstation address to request the local MBE to insert into the local (main) 
LAN. The remote MBE forwards all frames originating from the remote 
workstation. The local MBE will forward to the link only those frames destined for 
the remote workstation including broadcast and multicast messages, unless they 
have been masked out. 
MBE10-1D Operation 
The remote MBE units on both links update the local MBE with the addresses of 
the remote workstation attached to it. Each remote MBE forwards to the link all 
frames destined for the local LAN. The local MBE forwards to a particular link only 
those frames destined for a workstation connected to that link. Broadcast and 
multicast messages are forwarded to both links, unless they have been masked out. 
Note 
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