Would Router B retransmit if Frame Relay was used as the encapsulation
protocol?  If so, how would Frame Relay detect the loss of the "packet"?
What about X.25--would Router B retransmit?  How would X.25 detect the loss?
What about HDLC?  PPP?

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Brant Stevens
Sent: February 8, 2001 9:10 AM
To: Dennis Laganiere; [EMAIL PROTECTED]
Subject: RE: not quite sure...


The question is if Router B and Router C are routing, or if they are
bridging...  If they are routing, then Router B would re-transmit a packet.
If bridging is happening, then Host A would retransmit...

Hope this helps...

Brant I. Stevens
Internetwork Solutions Engineer
Thrupoint, Inc.
545 Fifth Avenue, 14th Floor
New York, NY. 10017
646-562-6540

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
Dennis Laganiere
Sent: Wednesday, February 07, 2001 11:32 PM
To: '[EMAIL PROTECTED]'
Subject: not quite sure...


I've tried to diagram this question to make it clear...

Host A is sending to Host D...

A line error occurs on the serial link between Router-B and Router-C while
passing a packet from Host-A to Host-B

Devices -   Host A---------ROUTER B---------ROUTER C--------HOST D
Interfaces -  (A1)        (B1)  (B2)        (C1) (C2)         (D1)

What device would rebroadcast?

I think that router-B (port B2) would realize an error had occured, and
would resend, so the answer should be port B2, but I've been through all my
books and can't find anything to confirm or deny my conclusion...

Any thoughts?

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