E-carrier
E4: multiplexing level 4: 140 Mbit/s

E-carrier

Section Title: E4: multiplexing level 4: 140 Mbit/s
Table Section Text: None

Group	Bits

I	FAS 111110100000 (12 bits)	A	3 S Bits	472 Tributary Bits

II	J1 | J2 | J3 | J4	484 Tributary Bits

III	J1 | J2 | J3 | J4	484 Tributary Bits

IV	J1 | J2 | J3 | J4	484 Tributary Bits

V	J1 | J2 | J3 | J4	484 Tributary Bits

VI	J1 | J2 | J3 | J4	R1 | R2 | R3 | R4	480 Tributary Bits

Sentence(s)

Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits data.
Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits transporting data.
Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits.

final_sentence: Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits data.
final_sentence: Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits transporting data.
final_sentence: Groups II, III, IV, and V contain a block of four J-bits and 484 T-bits.