Welltech Dialogic SS7 Protocols ISUP - Manual (Page 11)

Dialogic ® SS7 Protocols ISUP Programmer's Manual Issue 15
11
[23] ITU-T Recommendation Q.1902.2 (2001), Bearer independent Call
Control protocol (CS-2) and Signalling System No. 7 – ISDN User Part
general functions of messages and parameters
[24] ITU-T Q. Recommendation 1902.3 (2001), Bearer independent call
control protocol (CS-2) and signalling system No. 7 – ISDN user part
formats and codes
[25] ITU-T Recommendation Q.1902.4 (2001), Bearer independent call
control protocol (CS-2) basic call procedures
[26] ITU-T Recommendation Q.1902.5 (2001), Exception
[27] ITU-T Q.765.5 (2000), Signalling System No. 7 – Application
transport mechanism: Bearer Independent Call Control (2000)
1.4 Feature Overview
Key features of the ISUP module include:
• Software implementation of ITU-T recommendation Q.761-Q.764 (1997).
• Software implementation of ITU-T recommendation Q.767 (1992).
• Software implementation of ETSI standard ETS 300 356-1 (1995).
• Software implementation of ANSI T1.113-1995.
• Software implementation of ITU-T recommendation Q.1901, Q1902.1-
Q.1902.5 (2001).
• Message oriented interface.
• Configuration options on a per-circuit group basis.
• User configuration of all protocol timers.
• Support for both en-bloc and overlap address signaling.
• Support for Suspend and Resume.
• Full user control of Circuit Supervisory functions - Reset, Blocking,
Unblocking and Query.
• Support for circuit group as well as individual circuit supervision
messages.
• Support for supplementary services.
• Built-in generation of Automatic congestion control parameter.
• Ability to add or delete optional parameters to define a custom ISUP
variant.
• Debug tracing of messages exchanged with the user and MTP.
• Ability to send and receive CRG messages for ITU based variants.