. (broadcast) , . (unicast) , , (multicast), ( ) . (broadcast domain) , , .
. , , - IP- NetBIOS-? (. 2). - .
, , . - , . , , , , . . , , .
. 2.
, , . , . , , , . - , .
, . , , -, , .
? , . ! (transparent bridging). , . , . , . , , .
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. , , , , , - . , , .. . , STA (Spanning Tree Algorithm), . , .
STA Ethernet , Token Ring . , , Token Ring , . (source route bridging). , ARB (All Rings Broadcast). ( ), , , . ARB-a , . , , - -.
, , (local bridge). : , . .
- (translation bridge), .3, , , . , , , , . Ethernet FDDI Ethernet (, 100Base TX 100Base4), . - - , . , , - .
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(remote bridge) , . , . , , , .
. 3. -