Eicon Networks V8.3 - Manual (Page 71)

Features 71
1)
HOLD is not a standard supplementary service for Euro-ISDN PRI, nevertheless some PBXs
support call hold and retrieve.
2)
HOLD is not defined in Q-Sig but corresponding procedures are available.
3)
Call transfer is only possible if path replacement works.
4) In a Q-Sig environment, the feature is also called ‘Simple Dialog’.
Generic functional
procedures (basis for
supplementary services in
Q-Sig environment) •
Common information •
Redirected number
translation from Q-Sig to
Q.931 •
Escape message types •
(5ESS Custom
only)
Call Appearance/Call
Handling (CACH) plus
configuration •
Feature activators plus
configuration •
(5ESS NI + DMS
100 only)
Network display
conversion/treatment •
Message waiting • • • •
CCBS (call completion to
busy subscriber) • •
CCNR (call completion on
no reply) • •
Supplementary services
with switch type Euro-ISDN
(ETSI) PRI
Euro-ISDN
(ETSI) BRI Q-Sig
5ESS Custom
(AT&T),
5ESS NI
(Lucent/Avaya),
DMS 100