Operation Manual – IP Address and Performance Confiugration
Quidway S3900 Series Ethernet Switches-Release 1510
Chapter 1 IP Address Configuration
Huawei Technologies Proprietary
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Table 1-1 Classes and ranges of IP addresses
Network
type
Address range
IP network
range
Description
A
0.0.0.0 to
127.255.255.255
1.0.0.0 to
126.0.0.0
z An IP address with all 0s
host ID is a network address
and is used for network
routing.
z An IP address with all 1s host
ID is a broadcast address
and is used for broadcast to
all hosts on the network.
z The IP address 0.0.0.0 is
used by hosts when they are
booted but is not used
afterward.
z An IP address with all 0s
network ID represents a
specific host on the local
network and can be used as
a source address but cannot
be used as a destination
address.
z All the IP addresses in the
format of 127.X.Y.Z are
reserved for loopback test
and the packets sent to these
addresses will not be output
to lines; instead, they are
processed internally and
regarded as incoming
packets.
B
128.0.0.0 to
191.255.255.255
128.0.0.0 to
191.254.0.0
z An IP address with all 0s host
ID is a network address and
is used for network routing.
z An IP address with all 1s host
ID is a broadcast address
and is used for broadcast to
all hosts on the network.
C
192.0.0.0 to
223.255.255.255
192.0.0.0 to
223.255.254.0
z An IP address with all 0s host
ID is a network address and
is used for network routing.
z An IP address with all 1s host
ID is a broadcast address
and is used for broadcast to
all hosts on the network.
D
224.0.0.0 to
239.255.255.255
None
Class D addresses are multicast
addresses.
E
240.0.0.0 to
255.255.255.254
None
These IP addresses are
reserved for future use.
Others
255.255.255.255
255.255.255.2
55
255.255.255.255 is used as a
LAN broadcast address.