ADTRAN 1202060L2-1, Руководство пользователя

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Chapter 1. Introduction
1-6 TSU LT User Manual 1202060L2-1
Network Interface (NI)
The Network Interface (NI) port complies with the applicable
ANSI and AT&T standards:
• Alternate mark inversion (AMI) or binary 8 zero suppres-
sion (B8ZS) coding
• Automatic or manual line build-out
• Auto detect or manual settings for D4 or ESF framing
• Network performance monitoring and reporting
• Local and remote test loopbacks
• Extensive self-testing
Nx56/64 Serial Interface
Features of the Nx56/64 serial interface include:
• Data rates: N*56K or N*64K, where N=1 to 24 (DS0s)
• Inverted data (inverted high-level data link control
(HDLC)
• A V.35 interface
• Standard V.35 connectors
• Test loopbacks with 511 pattern generation and check
• Extensive self-testing
Control Port Input
Features of the control port input include:
• EIA-232 input from a personal computer (PC) or a mo-
dem for control of the TSU LT
• Chain input from another TSU LT
• Up to 9600 baud operation
• Input for PC proxy agent control or for a chained connec-
tion