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32369 manual Related Commands, ip dhcp pool, option, Cisco IOS DHCP Server
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Configuring a DHCP Server Boot File
Command Reference
Configuring the Default Router for the Client
timeout seconds write-delay seconds
service dhcp
netbios-name-server
Configuring the Timeout Value for Ping Packets
Feature Overview
RFC 951, Bootstrap Protocol BOOTP
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option
Related Commands
ip dhcp pool
Cisco IOS DHCP Server
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Contents
Cisco IOS DHCP Server
Feature Overview
Supported Platforms
Benefits
RFC 1542, Clarifications and Extensions for the Bootstrap Protocol
RFC 951, Bootstrap Protocol BOOTP
RFC 2132, DHCP Options and BOOTP Vendor Extensions
Supported Standards, MIBs, and RFCs
DHCP Configuration Task List
Prerequisites
Excluding IP Addresses
Configuring a DHCP Database Agent or Disabling DHCP Conflict Logging
Configuring a DHCP Address Pool
timeout seconds write-delay seconds
Configuring the Domain Name for the Client
Configuring the DHCP Address Pool Subnet and Mask
Configuring the Domain Name System IP Servers for the Client
6 Release 12.01T
Configuring the Default Router for the Client
Configuring the NetBIOS Node Type for the Client
Configuring Manual Bindings
Configuring the Address Lease Time
8 Release 12.01T
Configuring a DHCP Server Boot File
Configuring the Number of Ping Packets
Monitoring and Maintaining the DHCP Server
Configuring the Timeout Value for Ping Packets
Enabling the Cisco IOS DHCP Server Feature
DHCP Address Pool Configuration Example
Configuration Examples
DHCP Database Agent Configuration Example
Manual Bindings Configuration Example
Manual Bindings Configuration Example
bootfile clear ip dhcp binding clear ip dhcp conflict
Command Reference
default-router dns-server domain-name hardware-address host
ip dhcp ping packets ip dhcp ping timeout ip dhcp pool
show atm vc begin PeakRate
command begin include exclude regular-expression
Defaults
bootfile
Command Modes
Related Commands
clear ip dhcp binding address
clear ip dhcp binding
address
Clears all automatic bindings
clear ip dhcp conflict address
clear ip dhcp conflict
want to clear
Clears all address conflicts
clear ip dhcp server statistics
clear ip dhcp server statistics
Command Modes
Related Commands
client-identifier unique-identifier no client-identifier
client-identifier
unique-identifier
hardware-address host ip dhcp pool
client-name name no client-name
client-name
name
client name should not include the domain name. For example, the
default-router address address2 ... address8
default-router
no default-router
Specifies the IP address of a router. One IP address is required
dns-server address address2 ... address8
dns-server
no dns-server
Specifies the IP address of a DNS server. One IP address is required
domain-name domain no domain-name
domain-name
domain
dns-server ip dhcp pool
hardware-address hardware-address type
hardware-address
no hardware-address
hardware-address
host address mask /prefix-length
host
no host
Specifies the IP address of the client
Example
ip dhcp conflict logging
ip dhcp conflict logging no ip dhcp conflict logging
clear ip dhcp conflict ip dhcp database show ip dhcp conflicts
timeout seconds
ip dhcp database url timeout seconds write-delay seconds
timeout period are aborted. By default, DHCP waits 300 seconds
write-delay seconds
Related Commands
show ip dhcp database
ip dhcp database
Cisco IOS DHCP Server
ip dhcp excluded-address low-address high-address
ip dhcp excluded-address
no ip dhcp excluded-address low-address high-address
low-address
clear ip dhcp conflicts ip dhcp ping timeout show ip dhcp conflicts
address to a requesting client. The default value is two packets
ip dhcp ping packets
ip dhcp ping packets count no ip dhcp ping packets
ip dhcp ping timeout milliseconds no ip dhcp ping timeout
ip dhcp ping timeout
assignment. The maximum timeout is 10000 milliseconds
10 seconds. The default timeout is 500 milliseconds
ip dhcp pool name no ip dhcp pool name
ip dhcp pool
such as
host ip dhcp excluded-address network DHCP
ip dhcp relay information check no ip dhcp relay information check
ip dhcp relay information check
ip dhcp relay information option ip dhcp relay information policy
Defaults
ip dhcp relay information option no ip dhcp relay information option
ip dhcp relay information option
ip dhcp relay information check ip dhcp relay information policy
Defaults
ip dhcp relay information policy drop keep replace
ip dhcp relay information policy
no ip dhcp relay information policy
drop
lease days hoursminutes infinite
lease
no lease
days
netbios-name-server address address2...address8
netbios-name-server
no netbios-name-server
Specifies the IP address of the NetBIOS WINS name server
netbios-node-type type no netbios-node-type
netbios-node-type
ip dhcp pool netbios-name-server
Defaults
network network-number mask /prefix-length
network DHCP
no network
network-number
bootfile ip dhcp pool ip helper-address option
one command line
next-server
next-server address address2...address8
option code instance number ascii string hex string ip address
option
no option code instance number
code
ip dhcp pool
Related Commands
option
Cisco IOS DHCP Server
service dhcp no service dhcp
service dhcp
Defaults
Command Modes
show ip dhcp binding address
show ip dhcp binding
Optional Specifies the IP address of the DHCP client for which
bindings will be displayed
Related Commands
clear ip dhcp binding
Command Reference
44 Release 12.01T
show ip dhcp conflict
clear ip dhcp conflict ip dhcp ping packets ip dhcp ping timeout
show ip dhcp conflict address
Defaults
show ip dhcp database url
show ip dhcp database
Defaults
Command Modes
Related Commands
ip dhcp database
show ip dhcp database
show ip dhcp database Field Descriptions continued
Defaults
show ip dhcp server statistics
Command Modes
Syntax Description
clear ip dhcp server statistics
Related Commands
show ip dhcp server statistics
show ip dhcp server statistics Field Descriptions
debug ip dhcp server
Debug Commands
Debug Commands
50 Release 12.01T
events
debug ip dhcp server
packets
linkage
Glossary