Arp Table - Huawei Quidway S3900 Series Operation Manual

Operation Manual – ARP
Quidway S3900 Series Ethernet Switches-Release 1510
Protocol type
Length of the hardware address
Length of protocol address
Operator
Hardware address of the sender
IP address of the sender
Hardware address of the receiver
IP address of the receiver
Table 1-2 Description on the values of the hardware type field
1
2
3
4
5
6
7

1.1.3 ARP Table

In an Ethernet, the MAC addresses of two hosts must be available for the two hosts to
communicate with each other. Each host in an Ethernet maintains an ARP mapping
table, where the latest used IP address-to-MAC address mapping entries are stored.
Note that this manual only introduces the basic implementation of the mapping table.
Different products of different manufactures may provide more information about the
Field
Value
Huawei Technologies Proprietary
1-2
Chapter 1 ARP Configuration
Description
Identifies the type of the protocol used by the
sending device. Normally, the field takes the
value of 1 in TCP/IP networks, which stands
for EtherType.
Hardware address length (in bytes)
Protocol address length (in bytes)
Indicates the type of a data packets, which
can be:
1: ARP request packets
2: ARP reply packets
3: RARP request packets
4: RARP reply packets
Hardware address of the sender
IP address of the sender
For an ARP request packet, this field is
null.
For an ARP reply packet, this field carries
the hardware address of the receiver.
IP address of the receiver
Description
Ethernet
Experimental Ethernet
X.25
Proteon ProNET
Chaos
IEEE802.X
ARC network