Function and Feature

Remarks

Basic function

Provides 16 E1 interfaces.

Supports the hot swappable function.

Detects the temperature and voltage of the board.

Interface function

Impedance supported by the interface

AND1ML1: 75 ohm

AND1ML1A: 120 ohm

Supports the E1 and CE1 modes.

Supports the master clock mode (unconfigurable).

Supports the HDB3 line coding (unconfigurable).

Supports inloops and outloops.

Supports the PRBS function in framed or unframed mode of an E1 interface in the receive/transmit direction.

ATM

Number of supported ATM E1 services

16

Number of supported IMA groups

16

Maximum number of E1 links in each IMA group

16

Encapsulates ATM VPC/VCC service to the PWE3 in the N-to-1 (N≤32) or 1-to-1 format.

Supports the ATM bundle function.

Number of supported PVCs/PVPs

256

Number of supported local ATM CCCs

32

Number of supported remote ATM PWE3s

64

TDM

Supports CES services in CESoPSN and SAToP modes.

Supports the timeslot compression function. For services in CESoPSN mode, a minimum of2timeslots can be bundled during serial port configuration.

Supports the fractional E1. Different timeslots of an E1 can be bound to different CES PWs.

Number of supported local TDM CCCs

8

Number of supported remote TDM PWE3s

16

PPP

Number of supported PPP links

16

Number of supported ML-PPP groups

8

Maximum number of links supported by each ML-PPP group

16