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ISDN and
Enhanced ISDN
BRI-S/T Data
ISDN BRI Voice
Vanguard Daughtercards
This card provides 2B+D Channel through a BRI S/T interface. It conforms to ITU I.430, is LAPD:ITU Q.921 compliant, and supports:
•Integral X.31
•Q.931 dial support
•NI1, 5ESS,
•D Channel Packet Mode
•Leased Circuit Services (I Interface)
•Permanent B for German Monopol support or Japan
Figure 2-12 shows the ISDN BRI-S/T Daughtercard connectors as they appear on the back panel.
BRI S HI Z | TERMINAL | LINE | |||
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100Ω |
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Enhanced
Figure 2-12. ISDN and Enhanced ISDN BRI-S/T Daughtercard Connector
Note
Termination options for the Release 6.3 and greater enhanced ISDN BRI ST data Daughtercards are set in the Configure menu, and are not controlled by switches. For more information, refer to the Vanguard Integrated Services Digital Network: ISDN Manual (Part Number
This card provides 2B+D Channel through a BRI S/T interface. It conforms to ITU I.430, is LAPD:ITU Q.921 compliant, and supports:
•Integral X.31
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•ECMA 143 - QSIG Basic Service to connect to PBXs over private line.
•ECMA 165 - QSIG Generic Functions for Support of PBX Supplementary Services.
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Figure 2-13 shows the ISDN BRI Voice Daughtercard connectors as they appear on the back panel.
BRI S HI Z |
100Ω
Figure 2-13. ISDN BRI Voice Daughtercard Connectors
Hardware Description |