Siemens S323 User Manual

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User Manual                                                                               UMN:CLI 
SURPASS hiD 6615 S223/S323 R1.5 
A50010-Y3-C150-2-7619                                                                         249 
8.8.3 
DHCP Lease Database 
 
8.8.3.1 DHCP 
Database 
Agent 
The hiD 6615 S223/S323 provides a feature that allows to a DHCP server automatically 
saves a DHCP lease database on a DHCP database agent. 
The DHCP database agent should be a TFTP server, which stores a DHCP lease data-
base as numerous files in the form of leasedb.MAC-ADDRESS, e.g. leasedb.0A:31:4B:1 
A:77:6A
. The DHCP lease database contains a leased IP address, hardware address, etc. 
To specify a DHCP database agent and enable an automatic DHCP lease database back-
up, use the following command. 
Command Mode 
Description 
ip dhcp database
  A.B.C.D  IN-
TERVAL
 
Specifies a DHCP database agent and back-up inter-
val. 
A.B.C.D: DHCP database agent address 
INTERVAL: 120-2147483637 (unit: second) 
no ip dhcp database
 
Global 
Deletes a specified DHCP database agent. 
 
Upon entering the ip dhcp database command, the back-up interval will begin. 
 
To display a configuration of the DHCP database agent, use the following command. 
Command Mode 
Description 
show ip dhcp database 
Enable 
Global 
Bridge 
Shows a configuration of the DHCP database agent. 
 
8.8.3.2 
Displaying DHCP Lease Status 
To display current DHCP lease status, use the following command. 
Command Mode 
Description 
show ip dhcp lease
 {all | bound | 
abandon
 | offer | fixed | free
[POOL
show ip dhcp lease detail
 
[A.B.C.D
Enable 
Global 
Bridge 
Shows current DHCP lease status. 
all: all IP addresses 
bound: assigned IP address 
abandon: illegally assigned IP address 
offer: IP address being ready to be assigned 
fixed: manually assigned IP address 
free: remaining IP address 
POOL: pool name 
 
 
 
 
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