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UPS5000-E-(25 kVA-125 kVA)-FM
User Manual
4 User Interface
Issue 06 (2019-12-13)
Copyright © Huawei Technologies Co., Ltd.
123
−
If the MDU is directly connected to a computer, the IP address can only be allocated
manually. The IP addresses of the MDU and computer must be in the same network
segment, and must be different.
−
If the MDU is connected to a computer through an LAN switch or router with the
DHCP function, the IP address can be allocated manually or automatically.
Manual
: Check that their IP addresses are two different values on the same
network segment. Set the UPS IP address to be in the same subnet as the PC IP
address. Perform the bitwise AND operation for the UPS IP address and the
PC IP address with the subnet mask respectively. If the operation results are
the same, the two IP addresses are in the same subnet.
AND operation rule: 1 AND 1 = 1, 1 AND 0 = 0, 0 AND 1 = 0, 0 AND 0 = 0.
That is when the corresponding bits are both 1, the result is 1. In other cases,
the result is 0.
Table 4-3
Bitwise AND operation example
-
PC IP address
(182.98.225.125)
UPS IP address
(182.98.225.112)
PC IP address/UPS IP
address
10110110.01100010.111000
01.01111101
10110110.01100010.111000
01.01110000
Subnet mask
(255.255.255.192)
11111111.11111111.111111
11.11000000
11111111.11111111.111111
11.11000000
Bitwise AND operation
result
10110110.01100010.111000
01.01000000
10110110.01100010.111000
01.01000000
Automatic
: The MDU automatically searches for available IP addresses in the
connected network. Ensure that the MDU and PC are on the same network
segment.
After you restart the device,
IP address allocation
changes back to
Manual
. The IP address is set to the
IP address set previously.
IP address
Set an Ethernet IP address that ranges from 1.0.0.0 to 223.255.255.255. The default value
is
192.168.0.10
.
Ensure that the UPS IP address is unique on the network segment. Otherwise, the WebUI
display function may not function properly.
Subnet mask
Set an Ethernet subnet mask that ranges from 0.0.0.0 to 255.255.255.255. The default
value is
255.255.255.0
.
Gateway
Set an Ethernet gateway that ranges from 1.0.0.0 to 223.255.255.255. The default value
is
192.168.0.1
.