Operation Manual - Getting Started 
Quidway S3000-EI Series Ethernet Switches  Chapte
r 5  System IP Configuration
 
Huawei Technologies Proprietary 
5-2 
sted in the 
Table 5-1 IP address classes and ranges 
When using IP addresses, it should also be noted that some of them are reserved for 
special uses, and are seldom used. The IP addresses you can use are li
following table. 
Network 
class 
Address 
range 
IP network 
range 
Note 
A  127.255.2
126.0.0.0 
st ID  
icate  
rk
network routing. 
Host ID with all the digits being 1 
indicates the broadcast address, i.e. 
broadcast to all hosts on the network. 
rk number. 
f 127.X.Y.Z 
st and the 
ress will not be 
output to the line. The packets are 
input packets. 
0.0.0.0 to 
1.0.0.0 to 
IP address 0.0.0.0 is used for the host 
that is not put into use after starting up.
55.255 
The IP address with network number as 
0 indicates the current network and its 
network can be cited by the router 
without knowing its netwo
Ho
ind
 with all the digits being 0
s that the IP address is the
netwo  address, and is used for 
Network ID with the format o
is reserved for self-loop te
packets sent to this add
processed internally and regarded as 
B 
to 
191.255.2
55.255 
128.0.0.0 to 
191.254.0.0 
network routing. 
Host ID with all the digits being 1 
128.0.0.0 
ll the digits being 0 
 address is the 
network address, and is used for 
ddress, i.e. 
e network. 
Host ID with a
indicates that the IP
indicates the broadcast a
broadcast to all hosts on th
C 
192.0.
to 
o 
5.254.0
 with all the digits being 0 
indicates that the IP address is the 
network address, and is used for 
network routing. 
Host ID with all the digit  being 1 
indicates the broadcast address, i.e. 
etwork. 
0.0 
192.0.0.0 t
223.255.2
55.255 
223.25
Host ID
s
broadcast to all hosts on the n
D 
to 
239.255.2
None 
Address
224.0.0.0 
55.255 
address
es of class D are multicast 
es. 
E 
240.0.0.0 
to 
255.255.2
55.254 
None 
The addresses are reserved for future 
use.