display snmp-server arp-sync table

Function

The display snmp-server arp-sync table command displays ARP entries synchronized using SNMP.

Format

display snmp-server arp-sync table [ vpn-instance vpn-instance-name ]

Parameters

Parameter	Description	Value
vpn-instance vpn-instance-name	Specifies aVPN instance. The VPN instance must exist and the route distinguisher (RD) has been configured for the VPN instance. The command without this parameter displays all ARP entries.	-

Parameter

Description

Value

vpn-instance vpn-instance-name

Specifies aVPN instance. The VPN instance must exist and the route distinguisher (RD) has been configured for the VPN instance.

The command without this parameter displays all ARP entries.

Views

All views

Default Level

1: Monitoring level

Usage Guidelines

ARP entries display mapping between the IP address and MAC address. You can add the MAC addresses in security or rate limiting policies to more accurately and reliably match traffic.

Example

# Display all ARP entries synchronized using SNMP.

Output 1:

<sysname> display snmp-server arp-sync table
Synchronization status of the IP-MAC address mapping table: Synchronizing              
-----------------------------------------------------------------------------------------------
IP Address         MAC Address       Expire(M)  VPN Instance                                   
-----------------------------------------------------------------------------------------------
10.10.90.220       0022-****-b948      20                                                    
10.10.90.33        0000-****-0000      20

Synchronizing: indicates that ARP entries of the target Layer-3 network device are being synchronized.

Output 2:

<sysname> display snmp-server arp-sync table
Synchronization status of the IP-MAC address mapping table: Done
The start time of synchronizing IP-MAC mapping table: 2013/8/2 09:39:24
The end time of synchronizing IP-MAC mapping table: 2013/8/2 09:39:28                          
-----------------------------------------------------------------------------------------------
IP Address       MAC Address     Expire(M)  VPN Instance
-----------------------------------------------------------------
10.10.221.1      00e0-****-0001    20                                          
10.10.221.2      0022-****-e0f8    20                                          
10.10.221.11     0022-****-fc89    20                                          
10.10.221.17     0025-****-742c    20                                          
10.10.221.19     0022-****-d58e    20                                          
10.10.203.10     0018-****-e03b    20                                          
10.10.203.11     0018-****-e06e    20                                          
10.10.203.12     0018-****-e032    20                                          
10.10.203.17     5489-****-fe3b    20                                          
10.10.203.18     286e-****-79b4    20                                          
10.10.203.20     286e-****-79aa    20                                          
10.10.203.23     000c-****-7fe4    20                                          
10.10.203.24     000c-****-9f21    20                                          
10.10.203.25     000c-****-94e3    20                                          
10.10.203.27     000c-****-c254    20                                          
10.10.203.29     000c-****-46fd    20                                          
10.10.203.30     0018-****-b0f4    20                                          
10.10.203.40     000c-****-7e64    20                                          
10.10.203.56     000c-****-c428    20                                          
10.10.203.93     286e-****-a24d    20                                          
10.10.203.100    000c-****-6329    20                                          
10.10.203.101    000c-****-0c30    20                                          
10.10.203.102    000c-****-bf55    20                                          
10.10.203.104    0000-****-0101    20                                          
10.10.203.118    000c-****-1c0b    20                                          
10.10.203.199    000c-****-e40d    20                                          
10.10.203.222    000c-****-6c43    20                                          
10.10.203.241    40e0-****-0146    20 
-----------------------------------------------------------------
Total:28

Done indicates that ARP entries of the target Layer-3 network device have been synchronized.

Output 3:

<sysname> display snmp-server arp-sync table
Synchronization status of the IP-MAC address mapping table: Disabled

Disabled: indicates that synchronizing ARP entries of the target Layer-3 network device using SNMP is disabled.

**Table 1** Description of the **display snmp-server arp-sync table** command output
Item	Description
Synchronization status of the IP-MAC address mapping table:	ARP synchronization of the target Layer-3 network device are as follows: Synchronizing: indicates that ARP entries of the target Layer-3 network device are being synchronized. Done: indicates that ARP entries of the target Layer-3 network device have been synchronized. Disabled: indicates that synchronizing ARP entries of the target Layer-3 network device using SNMP is disabled.
IP Address	IP address of the target Layer-3 network device.
MAC Address	MAC address of the target Layer-3 network device.
Expire(M)	Remaining aging time of the ARP entries, in minutes.
VPN Instance	VPN instance that ARP entries of the target Layer-3 network device belong to.