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Monitoring DHCP Local Address Pools

Purpose

Display the DHCP local pool configurations.

Action

To display information about the local address pool:

host1#show ip dhcp-local pool

*****************************************
Pool Name - ispBoston
Pool Id - 6
Domain Name - ispBoston
Network - 10.10.0.0
Mask - 255.255.255.0
NETBIOS Node Type - 1
Lease - Days:0 Hours:0 Minutes:24 Seconds:0
Grace Period - Days:0 Hours:0 Minutes:10 Seconds:0 
Grace period for released leases enabled 
DNS Servers
   10.10.1.1
NETBIOS Name Servers
   10.10.1.1
   10.10.1.2
Default Routers
   10.10.1.3
Server Address - 10.10.20.8 
Linked Pool - cable5
High utilization threshold - 85%
Abated utilization threshold - 75%
Current utilization - 0%
Utilization trap disabled.
Shared pool allocations - 25

To display information about local address pool groups:

host1#show ip dhcp-local pool groups

  DHCP Local Server Pool Groups
There is 1 group configured

*****************************************
Group Name: pool8_7-1-Group
    Total Addresses Available: 145
    Total Addresses In Use:    0
    High Utilization Thresh:   85%
    Abated Utilization Thresh: 75%
    Current Utilization:       0%
    Trap Enabled:              no
    ====== Pools ======
        pool8_7-1
        pool8_7-2
        pool8_7-3
        pool8_7-4
        pool8_7-5

Meaning

Table 108 lists the show ip dhcp-local pool command output fields.

Table 108: show ip dhcp-local pool Output Fields

Field Name	Field Description
Pool Name	Name of the DHCP local pool
Pool Id	ID of the pool
Domain Name	Domain name assigned to the pool
Network	Addresses that the DHCP local server can provide from the pool
Mask	Subnet mask that goes with the network address
NETBIOS Node Type	Type of NetBIOS server: 1 = Broadcast 2 = Peer-to-peer 4 = Mixed 8 = Hybrid
Lease	Time for which the supplied IP address is valid
Grace Period	Length of grace period
Grace period for released leases	Status of the grace period for released leases; enabled or disabled
DNS Servers	Address of each DNS server assigned to the pool
NETBIOS Name Servers	NetBIOS server assigned to subscribers
Default Routers	Address of default router used for subscribers
Server Address	DHCP server address that is sent to subscribers
Linked Pool	Names of any pools that are linked to this pool
High utilization threshold	Threshold at which the utilization trap is triggered, if the trap is enabled
Abated utilization threshold	Threshold at which the utilization trap is reenabled after the trap has been triggered
Current utilization	Percentage of local address pool currently used
Utilization trap	Status of the utilization trap, which is generated when the high utilization threshold is reached; enabled or disabled
Shared pool allocations	Number of addresses allocated to shared pools
Group Name	Group name; based on the name of the original pool
Total Addresses Available	Number of addresses in the group
Total Addresses In Use	Number of addresses currently being used
Trap Enabled	Status of utilization trap, yes or no
Pools	Names of pools in the group

Monitoring DHCP Local Address Pools

Purpose

Action

Meaning

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