Panasonic 1200N User Manual
Hardware Configuration and Overview of Functions
Hardware Specifications
4-8
Centillion 1200N ATM Switch User Manual
NTP 297-8103-903
Interworking
Cards
Cards
The FR card and the CE card installed in the ATM Switch are equipped with a
function for interworking between ATM network and other types of networks.
function for interworking between ATM network and other types of networks.
The CE cards provide structured service and unstructured service in circuit
emulation. There are four types of CE cards:
emulation. There are four types of CE cards:
■
CE-DS1
■
CE-J2
■
CE-DS3
■
CE-E1
With CE-DS1, 8-bit channels are stored in DS1 frames and the DS1 frames can be
switched over to ATM cells depending on the type of service provided.
switched over to ATM cells depending on the type of service provided.
The frame format of CE-DS1 in shown in
.
Figure 4-3: CE-DS1 Frame Format