For IPv4 source guard:
Task
Display IPv4 source guard
binding entries.
For IPv6 source guard:
Task
Display IPv6 source guard
binding entries.
IP source guard configuration examples
Static IPv4 source guard configuration example
Network requirements
As shown in
Configure static IPv4 source guard binding entries on Switch A and Switch B to meet the following
requirements:
•
Ten-GigabitEthernet 1/0/2 of Switch A allows only IP packets from Host C to pass.
Ten-GigabitEthernet 1/0/1 of Switch A allows only IP packets from Host A to pass.
•
All interfaces of Switch B allow IP packets from Host A to pass.
•
Ten-GigabitEthernet 1/0/1 of Switch B allows IP packets from Host B to pass.
•
Figure 105 Network diagram
Configuration procedure
1.
Configure Switch A:
# Configure IP addresses for the interfaces. (Details not shown.)
# Enable IPv4 source guard on Ten-GigabitEthernet 1/0/2.
Command
display ip source binding [ static | [ vpn-instance vpn-instance-name ]
[ dhcp-relay | dhcp-server | dhcp-snooping ] ] [ ip-address ip-address ]
[ mac-address mac-address ] [ vlan vlan-id ] [ interface interface-type
interface-number ] [ slot slot-number ]
Command
display ipv6 source binding [ static | [ vpn-instance vpn-instance-name ]
[ dhcpv6-snooping ] ] [ ip-address ipv6-address ] [ mac-address mac-address ]
[ vlan vlan-id ] [ interface interface-type interface-number ] [ slot slot-number ]
Figure
105, all hosts use static IP addresses.
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