Aastra AXD

Installation and Maintenance Manual - Aastra 5000 AMT/PTD/PBX/0058/4/6/EN
Description des sous-ensembles 01/2011 Page 243
4.13.6 CS1 card
4.13.6.1 Description
The CS1 card enables two X.25 synchronous interfaces to be connected in V28 or V10
mode.
Figure 4.46 H
OW TO USE A CS1 OR CA1 CARD BUILT INTO AN IPBX
system
DCE
DCE
ETTD
DTE-C
asynchronous serial link
type: "HDLC LOCAL"
synchronous serial link
type: "TRANSPAC"
PSTN
CS1
DCE
DCE
CS1
(PSTN/ISDN/X25)
DTE-P
synchronous serial link
type: "PAD"
CA1
DCE
DCE
DCE
DCE
DCE
iPBX