Samsung Ubigate iBG3026 Configuration Manual page 532

CHAPTER 31. Digital Voice Port
Frame
Sync/FDL
30 31 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 0 1
Trunk Information Management
Requirements
Prerequisites
Before you attempt this configuration, ensure that you meet these
prerequisites:
R2 signaling applies to E1 only
In order to run R2 signaling on the SBM routers, these hardwares are
required:
WTE-2M or WTE-4
−
Define the command cas-ds0-group on the E1 trunk(module) to create ds0-
group.
Use the command voice-port and cas-custom in order to customize the E1
R2 variants for different countries or regions.
Configuration Steps
Complete physical layer of E1 trunk settings
Create ds0-groups to manage the DS0 channels on the E1 trunk
Configure ds0-group with sub-commands such as 'timeslots' and 'signal cas'
Customize country variants in 'cas-custom' configuration mode.
Configure basic voice port parameters in 'voice-port' configuration mode.
490
Channels
Channels
carrying
carrying
signaling for all
voice info
other channels
One E-1
E-1 timeslot
Frame
Figure 31.2 E1 timeslots for R2 signaling
Channels
carrying
voice info
© SAMSUNG Electronics Co., Ltd.
E-1
Trunk