ADTRAN Total Access 3000 System Manual page 144

6TAAPP331-1E
TOTAL ACCESS 3000/3010
APP-331
Page 2 of 6
1.2 HDSL Circuit With One HRE
Figure 2 illustrates a typical HDSL circuit with the use of one HRE.
Central Office
Total Access™ 3000/3010 Chassis
HTU-C
1.1.3 HDSL Circuit With Two HRE
Figure 3 illustrates a typical HDSL circuit with the use of two HREs.
Two is the maximum number of HREs that can be deployed in an HDSL
circuit.
Central Office
Total Access™ 3000/3010 Chassis
HTU-C
© 2002, ADTRAN, Inc.
12 Kft
24 AWG
Figure 2. HDSL Circuit With One HRE
S
NOTE
12 Kft
24 AWG
Figure 3. HDSL Circuit With Two HREs
HRE
12 Kft
24 AWG
12 Kft 12 Kft
24A WG 24 AWG
®
Total Access 3000/3010 System Manual
Remote Site
DS1
HTU-R
Remote Site
DS1
HTU-R