Labels:book | bulletin board | earth | encyclical | poster | reckoner | sky | windowpane OCR: TABLE B-5 Blocking and unblocking sequences Signal received Signal transmitted State t0 the circuit Note BLA{S} 94 SR BLA(R) + BLA(S) 97 SA 95 so 96 so 95 98 LAIR 95 Not blocked 95 BLOIS s VBL(S) 96 SN 95 95 BLA{S}+ BLO(S) SN so s0 96 94 9 BLA(S) X UBL{S] SN -26081 Symbois for Tabies H-ItoR-S SA Scnd resei-band Acknowledgement signal. Discard reccived signal. SB Send Biocking-acknowledgement signa} Inhibit signal sending Scnd Confusion signal Double seizure case (a: noncontrol, b con trol} Send clear-forward signal. ST Send uNblocking-acknowledgement signal ComPare received IAM with previous IAM it identical, discard; Send blocking signal. different, scrd confusion signal. Send Kelease- pien? signal. PS Prevent outgoing circuit Setection Transfer received signal an intermediate Retransmit ...
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