On the device functioning as a DHCP server, run the display ip pool { interface interface-pool-name | name ip-pool-name } used command to check the IP addresses used.
For example, the following command output indicates that there are 253 available IP addresses (10.1.1.1-10.1.1.254, excluding the gateway address 10.1.1.2) in the global address pool pool1. The IP address 10.1.1.254 is used by the DHCP client with the MAC address 0235-2036-adcc, and 10.1.1.5 is used by the DHCP client with the MAC address 00e0-0987-7895.
<HUAWEI> display ip pool name pool1 used
Pool-name : pool1
Pool-No : 0
Lease : 1 Days 0 Hours 0 Minutes
Domain-name : -
DNS-server0 : -
NBNS-server0 : -
Netbios-type : -
Status : Unlocked
Gateway-0 : 10.1.1.2
Network : 10.1.1.0
Mask : 255.255.255.0
VPN instance : --
-----------------------------------------------------------------------------
Start End Total Used Idle(Expired) Conflict Disable
-----------------------------------------------------------------------------
10.1.1.1 10.1.1.254 253 2 252(0) 0 0
-----------------------------------------------------------------------------
Network section :
-----------------------------------------------------------------------------
Index IP MAC Lease Status
-----------------------------------------------------------------------------
253 10.1.1.254 0235-2036-adcc 178 Used
4 10.1.1.5 00e0-0987-7895 60 Static-bind
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More Information: S Series Switches Common Operation Guide
