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