Figure 9, T1 local link loopback – ADTRAN TRACER 4206 Plan A User Manual

Page 52

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Section 5 User Interface Guide

TRACER 4106/4206 System Manual

52

© 2004 ADTRAN, Inc.

612804206L2-1A

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> T1

X

L

INE

B

UILD

O

UT

Configures the T1 for the appropriate line buildout, based on the distance to the T1 equipment. By default,
the line buildout for the TRACER 4106/4206 is

0 dB/133

FT

.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> A

LARM

R

EPORTING

Determines whether the TRACER 4106/4206 unit will report active alarms. If set to

D

ISABLED

, no alarms will

be displayed on this menu page. The

A

LARM

R

EPORTING

parameter is independently configured for the local

and remote TRACER 4106/4206 units. When set to

D

ISABLED

, the front panel LED alarms are also disabled

(OFF). By default, alarm reporting is set to

E

NABLED

.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> S

IGNALING

Configures the framing format for the T1 link for both the local and remote TRACER 4106/4206 units. The
TRACER 4106/4206 transports T1 data across the link (as long as the T1 signal is properly timed). Configure
the framing format (using the

S

IGNALING

menu) to enable the TRACER 4106/4206 to monitor incoming

framing error events and indicate problems with the attached metallic service. The TRACER 4106/4206
supports both extended superframe (

ESF

) and superframe (

D4

) framing formats. By default, the signaling

method is set to

ESF

.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> L

INE

C

ODE

Sets the line coding for the T1 link. The TRACER 4106/4206 supports bipolar eight-zero substitution (

B8ZS)

and alternate mark inversion (

AMI

) line coding. By default, the line code is set to

B8ZS

.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> L

OOP

/N

ORMAL

S

TATE

Controls the loop status of the T1 link. Activates/deactivates loopback conditions for testing purposes.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> L

OOP

/N

ORMAL

S

TATE

> N

ORMAL

Defines the T1 link as normal data transport mode - there are no active loopbacks.

>T1

X

S

TATUS

/C

ONFIGURATION

/L

OOPBACK

> L

OOP

/N

ORMAL

S

TATE

> L

INK

[L

OCAL

]

Activates a loopback at the local TRACER 4106/4206 T1 framer towards the remote end of the wireless link
(see Figure 9). Use the local

L

INK

loopback to loop the data transmitted from the remote end of the link back

across the radio link to the remote end of the link. This loopback tests the integrity of the radio link and all the
associated digital and RF hardware.

Figure 9. T1 Local Link Loopback

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