show dhcp-security binding
Syntax
show dhcp-security binding<detail> <interface interface-name> <ip-address ip-address> <ip-source-guard ip-sg-name><statistics> <vlan vlan-name>
Description
Display the DHCP snooping database information.
Options
| detail | (Optional) Display the DHCP snooping database information along with various DHCP client options. The option information associated with a binding is displayed in Code-Length-Value triplet. The option values are displayed as a hex dump. |
| interface interface-name |
(Optional) Display the DHCP snooping database information for an interface. |
| ip-address ip-address |
(Optional) Display the DHCP snooping database information for an IP address. |
| vlan vlan-name |
(Optional) Display the DHCP snooping database information for a VLAN. |
Required Privilege Level
view
Output Fields
Table 1 lists the output
fields for the show dhcp-security binding command. Output fields are listed in
the approximate order in which they appear.
Field Name |
Field Description |
Level of Output |
|---|---|---|
|
IP address of the network device; bound to the MAC address. |
All levels |
|
MAC address of the network device; bound to the IP address. |
All levels |
|
VLAN name of the network device whose MAC address is shown. |
All levels |
|
The time, in seconds, remaining before the lease of the IP address to the MAC
address expires. This field is |
All levels |
|
State of the address binding:
|
All levels |
|
Interface address (port). |
All levels |
Sample Output
- show dhcp-security binding
- show dhcp-security binding detail
- show dhcp-security binding interface
- show dhcp-security binding ip-address
- show dhcp-security binding vlan
show dhcp-security binding
user@device> show dhcp-security binding IP address MAC address Vlan Expires State Interface 10.1.1.10 00:10:00:20:00:01 vlan20 0 STATIC ge-0/0/4.0 10.1.1.18 00:10:94:00:00:34 vlan20 86287 BOUND ge-0/0/6.0 10.1.1.15 00:10:94:00:00:55 vlan20 86265 BOUND ge-0/0/4.0 10.1.1.16 00:10:94:00:00:56 vlan20 86265 BOUND ge-0/0/4.0 10.1.1.19 00:10:94:00:00:5b vlan20 86287 BOUND ge-0/0/6.0 10.1.1.20 00:10:94:00:00:5c vlan20 86287 BOUND ge-0/0/6.0 10.1.1.21 00:10:94:00:00:5d vlan20 86287 BOUND ge-0/0/6.0 10.1.1.17 00:10:94:00:00:68 vlan20 86265 BOUND ge-0/0/4.0
show dhcp-security binding detail
user@device> show dhcp-security binding detail IP address: 20.1.1.16 MAC address: 00:10:94:00:00:03 Vlan: snoop-vlan Lease Expires in: 589 State: BOUND Interface: ge-0/0/13.0 DHCP Client Options: Option: 53, Length: 1, Value: 03 Option: 57, Length: 2, Value: 02 40 Option: 61, Length: 7, Value: 01 00 10 94 00 00 03
show dhcp-security binding interface
user@device> show dhcp-security binding interface ge-0/0/6 IP address MAC address Vlan Expires State Interface 10.1.1.18 00:10:94:00:00:34 vlan20 86282 BOUND ge-0/0/6.0 10.1.1.19 00:10:94:00:00:5b vlan20 86282 BOUND ge-0/0/6.0 10.1.1.20 00:10:94:00:00:5c vlan20 86282 BOUND ge-0/0/6.0 10.1.1.21 00:10:94:00:00:5d vlan20 86282 BOUND ge-0/0/6.0
show dhcp-security binding ip-address
user@device> show dhcp-security binding ip-address IP address MAC address Vlan Expires State Interface 10.1.1.18 00:10:94:00:00:34 vlan20 86282 BOUND ge-0/0/6.0
show dhcp-security binding vlan
user@device> show dhcp-security binding vlan vlan20 IIP address MAC address Vlan Expires State Interface 10.1.1.18 00:10:94:00:00:34 vlan20 86282 BOUND ge-0/0/6.0
Release Information
Command introduced in Junos OS Release 12.1.
detail option introduced in Junos OS Release 23.1.