Chapter 10

Troubleshooting at the Network Layer

IP (Internet Protocol)

The HiSpeed switch supports IP (Internet Protocol), a widely used Network Layer protocol used by devices to communicate across a network. IP utilizes a 32-bit address structure to identify the network and node number. The three primary classes of IP addresses are as follows:

Table 10-1.

IP address classes

 

 

 

Class

Range:

Subnet Mask:

 

 

 

Class A

0 - 127

255.0.0.0

Class B

128 - 191

255.255.0.0

Class C

192 - 223

255.255.255.0

 

 

 

Note: 127.0.0.1 is reserved for loopback testing.

US7070447-001, Rev 01

10-1

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Hitachi US7070447-001 manual IP address classes, Class Range Subnet Mask

US7070447-001 specifications

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