454
undo
ip
source
binding
{
ip-address
ip-address
|
ip-address
ip-address
mac-address
mac-address
|
mac-address
mac-address
} [
vlan
vlan-id
]
Default
No static IPv4 binding entry exists on a port.
Views
Layer 2 Ethernet interface view
Default command level
2: System level
Parameters
ip-address
ip-address
: Specifies the IPv4 address for the static binding entry. The IPv4 address
cannot be 127.x.x.x, 0.0.0.0, or a multicast IP address.
mac-address
mac-address
: Specifies the MAC address for the static binding in the format H-H-H.
The MAC address cannot be all 0s, all Fs (a broadcast address), or a multicast address.
vlan
vlan-id
: Specifies the VLAN ID for the static binding, in the range of 1 to 4094.
Usage guidelines
You cannot configure the same static binding entry repeatedly on one port, but you can configure the
same static entry on different ports.
You cannot configure a static binding entry on a link aggregation member port.
Examples
# Configure a static IPv4 source guard entry (IP+MAC binding) on port GigabitEthernet 3/0/1.
<Sysname> system-view
[Sysname] interface gigabitethernet 3/0/1
[Sysname-GigabitEthernet3/0/1 ip source binding ip-address 192.168.0.1 mac-address
0001-0001-0001
Related commands
display ip source binding static
ip verify source
Use
ip verify source
to enable the IPv4 source guard function on a port and specify the elements to
be included in the port's dynamic binding entries.
Use
undo ip verify source
to restore the default.
Syntax
ip verify source
{
ip-address
|
ip-address mac-address
|
mac-address
}
undo ip verify source
Default
The IPv4 source guard function is disabled on a port.
Views
Ethernet interface view, VLAN interface view, port group view
Default command level
2: System level
