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DHCP Filtering
147
DELL CONFIDENTIAL – PRELIMINARY 9/13/06 – FOR PROOF ONLY
DHCP
Filte
r
ing
ip
dhc
p
f
ilte
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ing
v
l
a
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Use the
ip dhcp filtering vlan
global configuration command to enable filtering of DHCP requests
on a VLAN. Use the
no
form of this command to disable DHCP requests filtering on a VLAN .
Syntax
ip dhcp filtering vlan
vlan-id
no ip dhcp filtering vlan
vlan-id
•
vlan-id
— Specify VLAN ID.
Default Configuration
Disabled
Command Mode
Global Configuration mode
User Guidelines
•
Use this command to limit flooding of DHCP requests to trusted ports only.
•
Use the
ip dhcp filtering trust
interface configuration command to define trusted ports.
Examples
The following example enables filtering of DHCP requests on a VLAN.
ip
dhc
p
f
ilte
r
ing
t
rus
t
Use the
ip dhcp filtering trust
interface configuration command to configure a port as trusted for
DHCP filtering purposes. Use the
no
form of this command to return to the default setting.
Syntax
ip dhcp filtering trust
no ip dhcp filtering trust
Default Configuration
The interface is untrusted.
console(config)# ip dhcp filtering vlan 3
Содержание PowerConnect 3400 Series
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Страница 22: ...22 Contents ...
Страница 134: ...134 Clock w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 150: ...150 DHCP Filtering w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 214: ...214 Line Commands w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 224: ...224 LLDP Commands w w w d e l l c o m s u p p o r t d e l l c o m ...
Страница 302: ...302 SNMP Commands w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 350: ...350 SSH Commands w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 424: ...424 VLAN Commands w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...
Страница 436: ...436 Web Server w w w d e l l c o m s u p p o r t d e l l c o m DELL CONFIDENTIAL PRELIMINARY 9 13 06 FOR PROOF ONLY ...