H3C S3100 8C SI User Manual

Operation Manual – ARP
H3C S3100 Series Ethernet Switches Chapter 1 ARP Configuration
1-2
Hardware type (16 bits)
Protocol type (16 bits)
Length of hardware address
Length of protocol address
Operator (16 bits)
Hardware address of the sender
IP address of the sender
Hardware address of the receiver
IP address of the receiver
Hardware type (16 bits)Hardware type (16 bits)
Protocol type (16 bits)
Length of hardware address
Length of protocol address
Operator (16 bits)
Hardware address of the sender
IP address of the sender
Hardware address of the receiver
IP address of the receiver
Figure 1-1 ARP message format
Table 1-1 describes the fields of an ARP packet.
Table 1-1 Description on the fields of an ARP packet
Field Description
Hardware Type
Type of the hardware interface. Refer to
Table
1-2 for the information about the field values.
Protocol type
Type of protocol address to be mapped.
0x0800 indicates an IP address.
Length of hardware address Hardware address length (in bytes)
Length of protocol address Protocol address length (in bytes)
Operator
Indicates the type of a data packets, which
can be:
z 1: ARP request packets
z 2: ARP reply packets
z 3: RARP request packets
z 4: RARP reply packets
Hardware address of the sender Hardware address of the sender
IP address of the sender IP address of the sender
Hardware address of the receiver
z For an ARP request packet, this field is
null.
z For an ARP reply packet, this field carries
the hardware address of the receiver.
IP address of the receiver IP address of the receiver

H3C S3100 8C SI Specifications

General

Brand	H3C
Model	S3100 8C SI
Category	Switch
Language	English