Configuration
8-29
9124-A2-GH30-00
June 1999 - Preliminary
Table 8-4.
T1 Network Physical Options (2 of 3)
Line Build Out (LBO)
Possible Settings: 0.0, –7.5, –15, –22.5
Default Setting: 0.0
Specifies the line build out for the signal transmitted to the network.
0.0, –7.5, –15, –22.5 – Specifies line build out in dB.
Bit Stuffing
Possible Settings: 62411, Disable
Default Setting: 62411
Determines the type of bit insertion to provide ones density requirements for data
transmitted to the network.
Display Conditions – This option does not appear when Line Coding Format is set
to B8ZS.
62411 – Inserts a one in the data after 15 consecutive zeros are received or the density
of ones falls below 12.5%. This setting complies with AT&T TR 62411, but is not
recommended for frame relay data because it inserts errors in the data traffic.
Disable – Disables bit stuffing. Ones density is not enforced on data sent to the
network.
Network Initiated LLB
Possible Settings: Enable, Disable
Default Setting: Enable
Allows the initiation and termination of the line loopback (LLB) to be controlled by the
receipt of LLB-Actuate and LLB-Release commands from the network.
Enable – LLB is controlled by LLB-Actuate and LLB-Release commands. Receiving a
LLB-Actuate command causes the FrameSaver unit to enter a line loopback (provided
an LLB can be performed in the FrameSaver unit’s current state). Receiving an
LLB-Release command terminates the LLB.
Disable – The FrameSaver unit ignores the LLB-Actuate and LLB-Release commands.
NOTE:
When disabled, the system is not in compliance with ANSI T1.403 or
AT&T TR 62411.
Network Initiated PLB
Possible Settings: Enable, Disable
Default Setting: Enable
Allows the initiation and termination of the payload loopback (PLB) to be controlled by
the receipt of PLB-Actuate and PLB-Release commands from the network.
Display Conditions – This option only appears when Line Framing Format is set
to ESF.
Enable – PLB is controlled by PLB-Actuate and PLB-Release commands. Receiving a
PLB-Actuate command causes the system to enter a payload loopback (provided a PLB
can be performed in the unit’s current state). Receiving a PLB-Release command
terminates the PLB.
Disable – The FrameSaver unit ignores the PLB-Actuate and PLB-Release commands.
NOTE:
When disabled, the unit is not in compliance with ANSI T1.403 or
AT&T TR 54016.
Содержание FrameSaver SLV 9124
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