7 Boards
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221
Table 7-231
Service interfaces
Interface
Name
Interfac
e Type
Connec
tor
Type
Description
Cable
E1(0-15)
E1(16-31)
E1
DB32
32 E1
interfaces
Cable
Functional Specifications
Features and
Functions
Remarks
Basic function
Supports a maximum of 32 E1 interfaces. Services on each interface
can be configured.
Reliability and
availability
Support for hot swap
Link protocol
PPP, MP, TDM, ATM, and IMA
Technical Specifications
Table 7-232
Interface specifications
Attribute
Description
Working mode
Full-duplex
Compliant standard
IMA 1.1, RFC4717, RFC4385, RFC4816, RFC5086,
RFC4553_SATOP, and RFC1662
Frame format
Non-framed, CRC4, and NO-CRC4
Interface code
HDB3
Stated bit rate
2048 kbit/s
Table 7-233
Board specifications
Item
Specification
Dimensions (H x W x D)
19.8mm x 193.8mm x 209.3 mm (0.78 in. x 7.63 in. x 8.24
in.)
Typical power
consumption
13.5 W
Typical heat dissipation
43.8 BTU/hour