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Diagnosing and correcting PoE problems
155
Nortel Ethernet Routing Switch 4548GT-PWR and the Nortel Ethernet RPS 15
If the Nortel Ethernet Routing Switch 4548GT-PWR supplies 320 W of
power to a powered device and the supply to the internal power source is
interrupted, the power to all powered devices is uninterrupted due to failover
to the Nortel Ethernet RPS 15.
"Power availability with the PSU option" (page 155)
shows the available PoE
power when you configure a Nortel Ethernet Routing Switch 4548GT-PWR
for RPS with an external power source.
Power availability with the PSU option
Power Source
Available Power for Powered Devices
AC
320 W
Nortel Ethernet RPS 15
320 W
Total Power (RPS)
320 W
By using the Nortel Ethernet RPS 15, you have a total of 320 W of PoE
redundant power, which provides 6.6 W of power to up to 48 ports..
Diagnosing and correcting PoE problems
This section discusses some common problems that you can encounter
while using the PoE features of the Nortel Ethernet Routing Switch
4548GT-PWR and the 4550T-PWR.
Nortel Ethernet Routing Switch 4500 Series
Overview — System Configuration
NN47205-500
02.01
Standard
5.0
23 February 2007
Copyright © 2007, Nortel Networks
Nortel Networks Confidential
.