QSIG features

• Basic call (64 kbps unrestricted, 3.1 kHz audio and speech bearer services) ECMA 142/143
• Line identification presentation ECMA-148
• Name identification presentation ECMA-163/164
• Generic functional procedures ECMA-165
• Call deflection (call rerouting) ECMA-173/174
• Call transfer ECMA-177/178 (only with working path replacement)
• Path replacement ECMA 175/176
• Advice of charge ECMA-211/212 (incl. configuration "while/end of call")
• Message waiting indication ECMA-241/242
• Common information ANF ECMA-250/251
• Single step call transfer ECMA-299/300
• Simple dialog ECMA-310/311
• Redirected number translation from QSIG to Q.931
• Several QSIG derivatives (ECMA-QSIG, ISO-QSIG, Alcatel, Ericsson)
• Indefinite length of IEs (to support more switches like Lucent)
• Segmented message up to 8 segments incoming and 8 Rev.2, 2 Rev.1 outgoing
• Physical and logical CHI format for PRI trunks
• Configuration of QSIG settings (CHI, CR, CHI format) for BRI trunks
• Physical and logical CHI format for PRI trunks
• Redirecting Number Emulation
• T1-QSIG (QSIG for PRI T1 trunks)
• Ericsson-specific protocol dialects. MD110: Path replacement QSIG-PR (ISO/IEC 13863/13874) with software version BC 11, CTPR, MWI in UUI on MD110 (BC10/CNI138(=SP)- ECMA, BC11/SP4-ECMA+ISO) (without or with CLC analog). BP250: ETSI trunk MWI in UUI (CLC analog)

  Note: For a complete list of supported protocol dialects, see Supported switch types.