Displaying And Maintaining Arp - 3Com MSR 50 Series Configuration Manual

Displaying and
Maintaining ARP
[RouterB] dhcp relay server-group 1 ip 10.1.1.1
# Correlate Ethernet 1/1 to DHCP server group 1.
[RouterB] interface ethernet 1/1
[RouterB-Ethernet1/1] dhcp relay server-select 1
# Configure the DHCP server to support authorized ARP.
[RouterB-Ethernet1/1] dhcp update arp
# Enable authorized ARP.
[RouterB-Ethernet1/1] arp authorized enable
# Configure the aging time for authorized ARP entries.
[RouterB-Ethernet1/1] arp authorized time-out 120
[RouterB-Ethernet1/1] quit
3 Configure Router C
<RouterC> system-view
[RouterC] interface ethernet 1/0
[RouterC-Ethernet1/0] ip address dhcp-alloc
[RouterC-Ethernet1/0] quit
[RouterC] ip route-static 10.1.1.0 24 10.10.1.1
4 After Router B obtains the IP address from Router A, display the authorized ARP
information on Router B.
[RouterB] display arp all
Type: S-Static
IP Address MAC Address
10.10.1.2 0012-3f86-e94c
To do...
Display the ARP entries in the
ARP mapping table
Display the ARP entries for a
specified IP address
Display the ARP entries for a
specified VPN instance
Display the aging time for
dynamic ARP entries
Display the configuration
information of ARP source
suppression

Displaying and Maintaining ARP

D-Dynamic A-Authorized
VLAN ID Interface
N/A Eth1/1
Use the command...
display arp { { all | dynamic |
static } | vlan vlan-id |
interface interface-type
interface-number }
[ [ verbose ] [ | { begin |
exclude | include } string ] |
count ]
display arp ip-address
[ verbose ] [ | { begin |
exclude | include } string ]
display arp vpn-instance
vpn-instance-name [ | { begin
| exclude | include } string |
count ]
display arp timer aging
display arp
source-suppression
559
Aging Type
1 A
Remarks
Available in any view
Available in any view
Available in any view
Available in any view
Available in any view