Реферат: Модемная связь и компьютерные сети

V.32bis

V.32bis

V.32bis

V.32

V.32 uncode

V.32

V.29

V.29

V.29

V.27ter (Bell 208B)

V.27ter

V.26bis (Bell 201)

V.23bis

V.23

(Bell 202)

V.22bis

V.22

(Bell 212A)

V.21

(Bell 103)

G3 Fax

28,800 |2400 |-------- | ----

14,400 |2400 |128-TCM | 1800

12,000 |2400 |64-TCM | 1800

14,400 |2400 |-------- | 1800

14,400 |2400 |128-TCM | 1800

12,000 |2400 |64-TCM | 1800

9,600 |2400 |32-TCM | 1800

7,200 |2400 |16-TCM | 1800