Configuration Option TablesA-4 7976-A2-GB20-10August 1998G.703 Interface Options MenuFor G.703 Interface Options, refer to Table A-2. To access the G.703 InterfaceOptions screen, follow this menu selection sequence:Main Menu →Configuration →Load Configuration From →G.703Î ÎÎmain/config/G.703 HotwireModel: 7976G.703 INTERFACE OPTIONSLine Coding: HDB3Line Framing: noCRC4Time Slot 16: SignalingSend (AIS) on Network Failure: EnablePrimary Clock Source: G703 Pt1––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––Ctrl-a to access these functions, ESC for previous menu MainMenu ExitSaveTable A-2. G.703 Interface Options (1 of 2)Line Coding FormatPossible Settings: AMI, HDB3Default Setting: HDB3Specifies the line coding format to be used by the G.703 interface.AMI – Indicates the line coding format used by the G.703 interface is Alternate MarkInversion (AMI).HDB3 – Indicates the line coding format used by the G.703 interface is HDB3.Line Framing (LTU Only)Possible Settings: CRC4, noCRC4Default Setting: noCRC4Specifies the framing format to be used by the G.703 interface. Line Framing is only available when the standalone unit is configured as an LTU,AutoRate is disabled, and the DSL Line rate is 2064 kbps. Otherwise the noCRC4framing format is used. The NTU is automatically configured to match the framingformat used by the LTU.CRC4 – CRC4 framing formatting is used for transmitted and received data over theNetwork Interface.noCRC4 – Non-CRC4 framing format is used for transmitted and received data over theNetwork Interface.
