Configuration Guide
DHCP Snooping Configuration
Configuring DHCP Source MAC Address Check Function
After configuring this command, the device will match the MAC address of the DHCP Request
packet from the UNTRUST port against the one in the client field and discard unmatched
packet. By default, this funciton is not enabled.
To configure the source MAC address check function, execute the following command:
Command
Description
Ruijie#
configure terminal
Enter the global configuration mode.
Ruijie(config)# [
no
]
ip dhcp snooping verify
mac-address
Enable or disable the source MAC address
check function.
The following example shows how to enable the DHCP source MAC address check function:
Ruijie#
configure terminal
Ruijie(config)#
ip dhcp snooping verify mac-address
Ruijie(config)#
end
Configuring Static DHCP Snooping Information Option
By default, this function is disabled. After configuring this command, when DHCP Snooping
forwards the packets, option82 will be added to all DHCP request packets and removed from
all reply packets.
Command
Function
Ruijie#
configure terminal
Enter the global configuration mode.
Ruijie(config)# [
no
]
ip dhcp snooping
Information option
[
standard-format
|
dot1x-format]
Set DHCP snooping information option, including
extension, standard and DOT1X formats.
Ruijie(config)# [
no
]
ip
dhcp
snooping
information
option
format
remote
-
id
[
string
ASCII-string
|
hostname
]
Configure remote-id in extension format.
string: the populated content is customized
character string.
hostname: the populated content is host name.
Ruijie(config)#
interface
interface
Enter interface configuration mode.
Ruijie(config-if)# [
no
]
ip dhcp snooping vlan
vlan-id
information
option
format
-
type
circuit
-
id
string
ASCII-string
Configure circuit-id as customized character string
in extension format.
Ruijie(config-if)# [
no
]
ip
dhcp
snooping
vlan
vlan-id
information
option
change
-
vlan
-
to
vlan
vlan-id
Configure VLAN mapping of circuit-id in extension
format, which is exclusive with the last command.
The following configuration enables DHCP snooping information option:
Ruijie#
configure terminal
Ruijie(config)#
ip dhcp snooping information option
Ruijie(config)#
end
Содержание RG-S2900G-E Series
Страница 1: ...RG S2900G E Series Switch RGOS Configuration Guide Release 10 4 2b12 p1 ...
Страница 91: ...Configuration Guide Configuring PoE Configuration ...
Страница 133: ...Configuration Guide EEE Configuration ...
Страница 319: ...Configuration Guide QinQ Configuration ...
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Страница 409: ...IP Routing Configuration 1 Static Route Configuration ...
Страница 412: ......
Страница 413: ...Multicast Configuration 1 IGMP Snooping Configuration 2 MLD Snooping Configuration ...
Страница 621: ...Configuration Guide CPU Protection Configuration udp helper 180 4 dhcp client 180 4 lacp 180 4 ...
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Страница 758: ...ACL QoS Configuration 1 Access Control List Configuration 2 QoS Configuration ...
Страница 801: ...Reliability Configuration 1 RLDP Configuration 2 TPP Configuration 3 SEM Configuration ...
Страница 901: ...Configuration Guide ERSPAN Configuration ...
Страница 902: ...Web based Configuration 1 Web based Configuration ...