DELL S50V User Manual

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Dynamic Host Configuration Protocol
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To create an address pool:
Once an IP address is leased to a client, only that client may release the address. FTOS performs a IP + 
MAC source address validation to ensure that no client can release another clients address. This is a default 
behavior, and is separate from 
.
Exclude Addresses from the Address Pool
The DHCP server assumes that all IP addresses in a DHCP address pool are available for assigning to 
DHCP clients. You must specify the IP address that the DHCP server should not assign to clients.
Specify an Address Lease Time
Specify a Default Gateway
The IP address of the default router should be on the same subnet as the client.
Step
Task
Command Syntax
Command Mode
1
Access the DHCP server CLI context.
ip dhcp server
CONFIGURATION
2
Create an address pool and give it a name.
pool name
DHCP
3
Specify the range of IP addresses from which the 
DHCP server may assign addresses.
network
 is the subnet address.
prefix-length
 specifies the number of bits 
used for the network portion of the address 
you specify.
network network /prefix-length
Prefix-length Range: 17-31
DHCP <POOL>
4
Display the current pool configuration.
show config
DHCP <POOL>
Task
Command Syntax
Command Mode
Exclude an address range from DHCP assignment. The 
exclusion applies to all configured pools.
excluded-address 
DHCP
Task
Command Syntax
Command Mode
Specify an address lease time for the addresses in 
a pool.
lease 
{
days
 [
hours
] [
minutes
] | 
infinite
}
Default: 24 hours
DHCP <POOL>
Task
Command Syntax
Command Mode
Specify default gateway(s) for the clients on the subnet, in 
order of preference.
default-router address 
DHCP <POOL>