Working Principle And Signal Flow - Huawei ATN 950B Hardware Description

ATN 950B Multi-service Access Equipment
Hardware Description
Function and Feature Remarks
CES
ML-PPP

5.7.3 Working Principle and Signal Flow

The AND3ML1A/AND3ML1B mainly consists of the service access module, service
processing module, management module, clock module, and power supply module.
Issue 03 (2012-07-23)
Supported traffic types
Number of supported ATM
connections
(VPC and VCC included)
Number of supported ATM
services
Encapsulates ATM VPC/VCC service to the PWE3 in the N-to-1
(N≤32) or 1-to-1 format.
Encapsulates the ATM cells to the PW in the concatenation and
non-concatenation modes. The number of PW connections that
support the cell concatenation is 64, and the maximum number of
concatenated cells is 31.
Number of supported CES
services
Supported emulation mode
Supports the timeslot compression function. Provides the vacant
64 kbit/s timeslot suppression function for the CES services in the
CESoPSN mode to save the transmission bandwidth.
The jitter compensation buffer time of the CES service can be set.
The jitter buffer time ranges from 2 ms to 8 ms.
The packet loading time of the CES service can be set. The
encapsulation buffer time ranges from 1 ms to 3 ms.
Number of supported ML-PPP
groups
Maximum number of links
supported by each ML-PPP
group
Functions as the UNI interface to access IP packets of the L3VPN
services.
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5 Physical Interface Card
l CBR
l UBR
l UBR+
l rt-VBR
l nrt-VBR
256 remote connections
128 local connections
64
16
CESoPSN
SAToP
8
16
69