Juniper SRX550, Руководство по оборудованию

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16-Port Gigabit Ethernet XPIM
•
24-Port Gigabit Ethernet XPIM
The Services and Routing Engine (SRE) manages the overall system PoE power. You can configure the
services gateway to act as power sourcing equipment to supply the power to the GPIMs connected on
the designated PoE ports.
Table 4 on page 10 lists the SRX550 Services Gateway PoE specifications.
Table 4: SRX550 Services Gateway PoE Specifications
Values Power Management Schemes
•
IEEE802.3 af
•
IEEE802.3 at
•
Legacy
Supported standards
PoE is supported on the following front panel slots:
•
3
•
4
•
6
•
8
For more information, see “SRX550 Services Gateway Front Panel”
on page 15 .
Supported slots
The 645 W AC and 645 W DC power supplies support the
following capacities:
•
255 W PoE on a single power supply, or with redundancy using
the two power supply option
•
510 W PoE using the two power supply option operating as
nonredundant
Total PoE power sourcing capacity
31.2 W Per-port power limit
•
Static: Power allocated for each interface can be configured
•
Class: Power allocation for interfaces is decided based on the
class of powered device connected
Power management modes
For details about the GPIMs and XPIMs, see the SRX Series Services Gateways for the Branch Physical
Interface Modules Hardware Guide .
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