How do I check the IP address lease on an AR

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On the AR, you can run the following command to check the IP address lease.
- If IP addresses are assigned based on the interface address pool, run the display ip pool interface interface-pool-name [ start-ip-address [ end-ip-address ] ] command.
- If IP addresses are assigned based on the global address pool, run the display ip pool [ name ip-pool-name [ start-ip-address [ end-ip-address ] ] ] command.
The value of the Lease fiels is the lease of the address.

Other related questions:
How do I check IP addresses that are dynamically obtained by an AR
On the AR, you can run the following command to check the IP address that is dynamically obtained. - If IP addresses are assigned based on the interface address pool, run the display ip pool interface interface-pool-name used command. If the IP addresses are assigned based on the global address pool, run the display ip pool name ip-pool-name used command. You can know the IP address assigned to each client based on the mapping between IP addresses and MAC addresses.

Check DHCP IP address lease on S series switch
On S series switches except S1700 switches, you can view the lease of IP addresses in an address pool as follows: - If an interface address pool is used, run the display ip pool interface interface-pool-name [ start-ip-address [ end-ip-address ] ] command. - If a global address pool is used, run the display ip pool name ip-pool-name [ start-ip-address [ end-ip-address ] ] command. The Lease field in the command output indicates the lease of IP addresses.

How do I check IP addresses for Internet access on the AR router
1. Run the display nat outbound command to check the outbound NAT configuration and determine the ACL referenced by outbound NAT. 2. Run the display acl { | name | all } command to check the source address in the ACL. The source address is the address segment for Internet access.

Method used to check the DHCP lease on the AR
On the AR, you can run the following command to check the IP address lease. -If IP addresses are assigned based on the interface address pool, run the display ip pool interface interface-pool-name [ start-ip-address [ end-ip-address ] ] command. -If IP addresses are assigned based on the global address pool, run the display ip pool [ name ip-pool-name [ start-ip-address [ end-ip-address ] ] ] command. The value of the Lease field is the lease of the address.

How do I check address allocation on an AR
On an AR, you can run the following commands to check address allocation: - If addresses are allocated based on the interface address pool, run the display ip pool [ interface interface-pool-name [ start-ip-address [ end-ip-address ] | all | conflict | expired | used ] ] command. - If addresses are allocated based on the interface address pool, run the display ip pool [ interface interface-pool-name [ start-ip-address [ end-ip-address ] | all | conflict | expired | used ] ] command. - If addresses are allocated based on the interface address pool, run the display ip pool [ interface interface-pool-name [ start-ip-address [ end-ip-address ] | all | conflict | expired | used ] ] command. - If addresses are allocated based on the interface address pool, run the display ip pool [ interface interface-pool-name [ start-ip-address [ end-ip-address ] | all | conflict | expired | used ] ] command. - If addresses are allocated based on the global address pool, run the display ip pool [ name ip-pool-name [ start-ip-address [ end-ip-address ] | all | conflict | expired | used ] ] command. - If all is specified, the command displays information about all IP addresses in an address pool. - If conflict is specified, the command displays information about conflicting IP addresses in an address pool. - If expired is specified, the command displays information about expired and idle IP addresses in an address pool. - If used is specified, the command displays information about used IP addresses in an address pool. - If start-ip-address [ end-ip-address ] is specified, the command displays information about a specified IP address or start and end IP addresses.

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