Nortel 1200N User Manual page 68

Line Interface
6-8
E3 Frame Format
For public network UNI and private network UNI/NNI
Physical layer
ITU-T G703
G751
G804
G832
I432
ETSI T/NA (91)18
Coaxial cable
Line coding: HDB3
Data rate/line rate: 34.368 Mbps +/-20ppm
Cell rate: 33.92 Mbps (G832), 34.01 Mbps (G751 Direct Mapping)
FA 1 FA 2
E M
T R
M A
N R
G C
Figure 6-8: G.832 E3 Frame Format
Hardware Interface
59 octets
53 0 octe ts
pa yload
Centillion 1200N ATM Switch User Manual
9 ro w s
NTP 297-8103-903