Operation Manual

ARGUS
140
A
RGUS 125
DAD Destination Address (1TR6)
DDI Direct Dialling In (dialling in to an extension directly)
DISC DISConnect Message
DM Supplementary services (Dienstmerkmal)
DTMF Dual Tone Multi Frequency
EAZ Terminal Ident. No. (Endgeräteauswahlziffer - 1TR6)
ECT Explicit Call Transfer / call forwarding or explicit call diversion
E-DSS1 European Digital Subscriber Signalling System Number 1
GBG Closed user group (CUG) (Geschlossene Benutzer Gruppe)
HLC High Layer Compatibility
HOLD Call Hold
ISDN Integrated Services Digital Network
INFO INFOrmation Message
LAPD Link Access Procedure for D-channel channels
LCN Logical channel number /X.25 channel number
LLC Low Layer Compatibility
MCID Malicious Call Identification
MSN Multiple Subscriber Number
NSF Network Specific Facilities
NT Network Termination
OAD Origination Address (1TR6)
PD Protocol Discriminator
REL RELease Message
REL ACK RELease ACKnowledge Message
REL COMPL RELease COMPLete Message
SCI Sending Complete Indication
SIN Service Indicator (1TR6)
SUB Sub-addressing / Sub-addressing is possible
SUSP SUSPend Message
TE TErminal, Terminal Equipment
TEI Terminal Endpoint Identifier
TP Terminal Portability / Moving the terminal on the bus
UUS User-to-User Signalling / transfer of user data