The STINGA ISDN PRA test instruments covers solutions for both ISDN PRA protocol simulation and ISDN PRA protocol analysis. For more information, please select the relevant link below.

• STINGA ISDN PRA Simulator - protocol simulator/tester
• STINGA ISDN PRA Monitor - protocol analyser

• Software modules for ISDN PRA protocol simulation and anaysis.
• PCMCIA-based notebook solutions and PCI-based desktop solutions.
• Monitoring up to eight bi-directional E1/T1 line interfaces.
• Simulating up to two E1/T1 line interfaces.
• Both terminal and network mode simulation supported.
• Voice and DTMF support.
• ISDN PRA Conformance Test Suite Framework is included with the ISDN PRA Simulator product.
• Supporting Windows NT 4.0, Windows 2000 and Windows XP.
• Expandable to support SS7, BICC and V5 protocol simulation and analysis by adding software modules.

• Layer 1 alarms (framesync, AIS, loss of layer1, etc.) and link status
• DSS1 layer 2 (Q.921/I.441)
• Euro-ISDN layer 2, LAPD, LAPDE, LAPB, LAPBE
• DSS1 layer 3 (Q.931/I.451)
• Euro-ISDN layer 3
• X.25 (B and D channel, layer 3)
• Layer 6 and 7, ASN.1 (Supplementary Services)
• PPP, IPX and IP in B channel
• Support for new protocols and protocol versions are added continuously, so please contact Utel Systems if you don't find the protocols of interest. Other protocols and national protocol variants are also implemented on customer requests.