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NDA-24305 CHAPTER 6
Page 209
Revision 1.0
WIDE BAND SWITCHING FOR AT&T #4ESS
W-9 WIDE BAND SWITCHING FOR AT&T #4ESS
1. General Description
This feature allows a PBX to support the H0 (384 kbps)/H11 (1.5 Mbps) switching by using AT&T #4ESS.
2. Operating Procedure
No manual operation is required.
3. Programming
STEP 1: Assign the Basic Data for ISDN/Non-Facility Associated Signaling Data.
ARTD - CDN63 (LYER1)=0
CDN65 (INT)=5
CDN96 (H1)=1
CDN118 (BOB)=1
STEP 2: ACBC - Assign the Call by Call Service Data
CODE=1 (SDN) or 6 (ACCUNET)
Note:
If H0 switching, the continuous six channels are required.
Separate the Bch route (for H0 switching) from others.
H0
PRT
23B+D
PRT
23B+D
H11
PRT
23B+D
PRT
24B
Trunk for Wide Band Switching
PRT
23B+D
PRT
24B
AT&T
Note