no

Removes or resets this DHCP user pool‘s settings

Supported in the following platforms:

Syntax

no [address|bootfile|ddns|default-router|dns-server|domain-name|excluded-address|
  lease|netbios-name-server|netbios-node-type|network|next-server|option|
  respond-via-unicast|static-binding|static-route|update]
no [bootfile|default-router|dns-server|domain-name|lease|netbios-name-server|
  netbios-node-type|next-server|network|respond-via-unicast]
no address [<IP>|<HOST-ALIAS--NAME>|all]
no address range [<START-IP>|<START-HOST-ALIAS-NAME>] [<END-IP>|<END-HOST-ALIAS-NAME>]
no ddns [domainname|multiple-user-class|server|ttl]
no excluded-address [<IP|<HOST-ALIAS-NAME>]
no excluded-address range [<START-IP>|<START-HOST-ALIAS-NAME>] [<END-IP>|<END-HOST-ALIAS-NAME>]
no option <OPTION-NAME>
no static-binding client-identifier <CLIENT-IDENTIFIER>
no static-binding hardware-address <MAC>
no static-route <IP/MASK> <GATEWAY-IP>
no update dns {override}

Parameters

no [bootfile|default-router|dns-server|domain-name|lease|netbios-name-server|
netbios-node-type|next-server|network|respond-via-unicast]

no bootfile

Removes a BOOTP bootfile configuration

no default-router

Removes the configured default router for the DHCP pool

no dns-server

Removes the configured DNS server for the DHCP pool

no domain-name

Removes the configured DNS domain name

no lease

Resets the lease to its default (24 hours)

no netbios-name-server

Removes the configured NetBIOS name server

no netbios-node-type

Removes the NetBIOS node type

no next-server

Removes the next server utilized in the boot process

no network

Removes the DHCP server network information

no respond-via-unicast

Sets the DHCP offer and ACK as broadcast instead of unicast

 
no address [<IP>|HOST-ALIAS-NAME|all]

no address

Resets configured DHCP pool addresses

<IP>

Removes an IP address from the list of addresses

<HOST-ALIAS-NAME>

Removes the host alias (used to identify a single host) associated with this DHCP pool‘s address list

all

Removes configured DHCP IP addresses

 
no address range [<START-IP>|<START-HOST-ALIAS-NAME>] [<END-IP>|<END-HOST-ALIAS-NAME>]

no address

Resets the DHCP pool addresses

range [<START-IP>| <START-HOST-ALIAS- NAME>] [<END-IP>| <END-HOST-ALIAS- NAME>]

Removes a range of IP addresses and host aliases associated with this DHCP pool‘s address list.

  • <START-IP> – Specify the first IP address in the range.

  • <START-HOST-ALIAS-NAME> – Specify the host alias, mapped to the first IP address in the range.

    • <END-IP> – Specify the last IP address in the range.

    • <END-HOST-ALIAS-NAME> – Specify the host alias, mapped to the last IP address in the range.

Note: The specified IP addresses and host aliases are removed from the DHCP pool‘s address list.

 
no ddns [domainname|multiple-user-class|server|ttl]

no ddns

Resets DDNS parameters

domainname

Removes DDNS domain name information

multiple-user-class

Resets the use of a multiple user class with the DDNS

server

Removes configured DDNS servers

ttl

Resets the TTL information for DDNS updates

 
no excluded-address [<IP|HOST-ALIAS-NAME>]

no excluded-address <IP>

Removes an excluded IP address from the list of addresses that cannot be issued by the DHCP server

  • <IP> – Specify the IP address.

<HOST-ALIAS-NAME>

Removes the host alias (used to identify a single host) associated with this DHCP pool‘s excluded-address list

 
no no excluded-address range [<START-IP>|<START-HOST-ALIAS-NAME>] [<END-IP>|<END-HOST-ALIAS-NAME>]

no excluded-address

Removes a range of excluded IP addresses from the list of addresses that cannot be issued by the DHCP server

range [<START-IP>|<START- HOST-ALIAS-NAME>] [<END-IP> <END-HOST-ALIAS- NAME>]

Removes a range of IP addresses and host aliases associated with this DHCP pool‘s excluded address list.

<START-IP> – Specify the first IP address in the range.

  • <START-HOST-ALIAS-NAME> – Specify the host alias, mapped to the first IP address in the range.

    • <END-IP> – Specify the last IP address in the range.

    • <END-HOST-ALIAS-NAME> – Specify the host alias, mapped to the last IP address in the range.

  • Note: The specified IP addresses and host aliases are removed from the DHCP pool‘s excluded address list

 
no option <OPTION-NAME>

no option

Resets DHCP option information

<OPTION-NAME>

Defines the DHCP option

 
no static-binding client-identifier <CLIENT-IDENTIFIER>

no static-binding

Removes static bindings for DHCP client

client-identifier <CLIENT-IDENTIFIER>

Resets client identifier information

  • <CLIENT-IDENTIFIER> – Specify the client identifier.

 
no static-binding hardware-address <MAC>

no static-binding

Removes static bindings for a DHCP client

hardware-address <MAC>

Resets information based on the hardware address

  • <MAC> – Specify the hardware MAC address.

 
no static-route <IP/MASK> <GATEWAY-IP>

no static-route

Removes static routes for this DHCP pool

<IP/MASK>

Removes routing information for a particular subnet

<GATEWAY-IP>

Removes the gateway information from a particular subnet‘s routing information

 
no update dns {override}

no update dns

Removes DDNS settings

override

  • Optional. Removes DDNS updates from an onboard DHCP server

Examples

The following example shows the DHCP pool settings before the ‘no‘ commands are executed:
<exsw5>(config-dhcp-policy-test-pool-testPool)#show context
 dhcp-pool testPool
  network 192.168.13.0/24
  address 192.168.13.4 class dhcpclass1
  lease 100 23 59 59
  ddns server 192.168.13.9
  ddns domainname WID
  ddns multiple-user-class
  excluded-address range 192.168.13.25 192.168.13.28
  domain-name documentation
  netbios-node-type b-node
  bootfile test.txt
            default-router 192.168.13.8 192.168.13.9
  dns-server 192.168.13.19
  netbios-name-server 192.168.13.25
  next-server 192.168.13.26
<exsw5>(config-dhcp-policy-test-pool-testPool)#
<exsw5>(config-dhcp-policy-test-pool-testPool)#no bootfile
<exsw5>(config-dhcp-policy-test-pool-testPool)#no network
<exsw5>(config-dhcp-policy-test-pool-testPool)#no default-router
<exsw5>(config-dhcp-policy-test-pool-testPool)#no next-server
<exsw5>(config-dhcp-policy-test-pool-testPool)#no domain-name
<exsw5>(config-dhcp-policy-test-pool-testPool)#no ddns domainname
<exsw5>(config-dhcp-policy-test-pool-testPool)#no lease
The following example shows the DHCP pool settings after the ‘no‘ commands are executed:
<exsw5>(config-dhcp-policy-test-pool-testPool)#show context
 dhcp-pool testPool
  address 192.168.13.4 class dhcpclass1
  ddns server 192.168.13.9
  ddns multiple-user-class
  excluded-address range 192.168.13.25 192.168.13.28
  netbios-node-type b-node
  dns-server 192.168.13.19
  netbios-name-server 192.168.13.25
<exsw5>(config-dhcp-policy-test-pool-testPool)#

Related Commands

address

Configures the DHCP server‘s IP address pool

bootfile

Configures the BOOTP boot file path

ddns

Configures DDNS for use with this DHCP pool

default-router

Configures default routers for this DHCP pool

dns-server

Configures default DNS servers for this DHCP pool

domain-name

Configures the DDNS domain name for this DHCP pool

excluded-address

Configures IP addresses assigned as static addresses

lease

Configures the DHCP lease settings

netbios-name-server

Configures the NetBIOS name server

netbios-node-type

Configures the NetBIOS node type

network

Configures the DHCP server‘s network settings

next-server

Configures the next server in the BOOTP boot process

option

Configures the DHCP option

respond-via-unicast

Configures how a DHCP request and ACK are sent

static-binding

Configure static binding information

static-route

Configures static routes installed on DHCP clients

update

Controls DDNS service usage
9037762-03 Rev AB