946
Default
No user validity check rule is configured.
Views
System view
Predefined user roles
network-admin
Parameters
rule-id
: Assigns an ID to the user validity check rule. The ID value range is 0 to 511. A smaller value
represents a higher priority.
deny
: Denies matching ARP packets.
permit
: Permits matching ARP packets.
ip
{
ip-address
[
mask
] |
any
}: Specifies the sender IP address as the match criterion.
•
ip-address
: Specifies an IP address in dotted decimal notation.
•
mask
: Specifies the address mask in dotted decimal notation. If you do not specify the mask,
the
ip-address
argument specifies a host IP address.
•
any
: Matches any IP address.
mac
{
mac-address
[
mask
] |
any
}: Specifies the sender MAC address as the match criterion.
•
mac-address
: Specifies a MAC address in the H-H-H format.
•
mask
: Specifies the MAC address mask in the H-H-H format. If you do not specify the mask, the
argument specifies the host MAC address.
•
any
: Matches any MAC address.
vlan
vlan-id
: Specifies the ID of a VLAN to which the specified rule applies. The value range for the
vlan-id
argument is 1 to 4094. If you do not specify a VLAN, the rule applies to all VLANs.
Usage guidelines
A user validity check rule takes effect only when ARP attack detection is enabled.
If you do not specify a rule ID, the
undo arp detection rule
command deletes all user validity check
rules.
Examples
# Configure a user validity check rule and enable ARP detection for VLAN 2.
<Sysname> system-view
[Sysname] arp detection rule 0 permit ip 10.1.1.1 255.255.0.0 mac 0001-0203-0405
ffff-ffff-0000
[Sysname] vlan 2
[Sysname-vlan2] arp detection enable
Related commands
arp detection enable
arp detection trust
Use
arp detection trust
to configure an interface as an ARP trusted interface.
Use
undo arp detection trust
to restore the default.
Syntax
arp detection trust
Summary of Contents for FlexNetwork MSR Series
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