HP (Hewlett-Packard) J8161A Network Router User Manual


 
3-6
Planning
Planning Your PoE Configuration
Planning
With an HP 600 RPS/EPS Powering One Switch
The lowest loaded bank of ports (1-24 or 25-48) has 38 watts reserved.
That power is available for use by the two highest priority ports in the
bank, (in a default configuration ports 1 and 2, or 25 and 26).
Source of
Power
Watts
Available
# of Ports Powered and
Average Watts/Port
Redundant # of Ports
Powered and Average Watts/
Port
Internal PoE
Power
Supply
406 24 @ average 15.4 W each
48 @ average 8.45 W each
Internal plus
External PoE
Power
Supply
406 368
1 - 24 25 - 48
48 @ average 15.4 W each
External PoE
Power
Supply
(Failed
Internal PoE
Power
Supply)
368
(38 W is
reserved for
either 1-24 or
25-48)
24 @ average 15.4 W each
48 @ average 7.6 W each
+