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R250D-E
Hardware Installation and Maintenance Guide
1.1 Device Structure
Figure 1-1
Figure 1-1 Appearance of the R250D-E
Table 1-1
Table 1-1 Interface description
No.
1
2
3
4
5
6
7
Issue 01 (2016-09-30)
shows the appearance of the R250D-E.
1
2
3
4
describes ports on the R250D-E.
Name
DC 48V
USB
Default
Pass Through
GE2 to GE4
GE1/
PoE_OUT
GE0/PoE_IN
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
GE0/PoE_IN
5
6
7
Description
DC power socket: connects a 48 V power adapter to the
device.
Connects to a USB flash drive or other storage devices to
extend the storage space of the device. The USB2.0
standard is supported.
Reset button: restores factory settings and restarts the
device if you hold down the button more than 3 seconds.
Pass Through port: connects to a network cable or phone
cable for transparent transmission.
10/100/1000M port: connects to the wired Ethernet.
10/100/1000M port: connects to the wired Ethernet and
supports PoE output.
10/100/1000M port: connects to the wired Ethernet and
supports PoE input.
1 Product Overview
2
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