This can be accomplished by transmitting the missing packets over {HEAD ~ a separate dial} up network or {TAIL ~ a private virtual network} from the retransmit servers to the repair server 
up
This can be accomplished by transmitting the missing packets over { HEAD ~ a separate dial } up network or { TAIL ~ a private virtual network } from the retransmit servers to the repair server
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH