HPE 5920 series

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Examples
# Enable DHCPv6-REQUEST check.
<Sysname> system-view
[Sysname] interface Ten-GigabitEthernet1/0/1
[Sysname-Ten-GigabitEthernet1/0/1] ipv6 dhcp snooping check request-message
ipv6 dhcp snooping deny
Use ipv6 dhcp snooping deny to configure a port as DHCPv6 packet blocking port.
Use undo ipv6 dhcp snooping deny to restore the default.
Syntax
ipv6 dhcp snooping deny
undo ipv6 dhcp snooping deny
Default
A port does not block DHCPv6 packets.
Views
Layer 2 Ethernet interface view, Layer 2 aggregate interface view
Predefined user roles
network-admin
Usage guidelines
DHCPv6 clients connected to DHCPv6 packet blocking ports cannot obtain IPv6 addresses, IPv6
prefixes, and other configuration parameters from the DHCPv6 server.
Do not configure a port as both a trusted port and a DHCPv6 packet blocking port.
Examples
# Configure Layer 2 Ethernet interface Ten-GigabitEthernet 1/0/1 as a DHCPv6 packet blocking port.
<Sysname> system-view
[Sysname] interface Ten-Gigabitethernet 1/0/1
[Sysname-Ten-Gigabitethernet1/0/1] ipv6 dhcp snooping deny
ipv6 dhcp snooping enable
Use ipv6 dhcp snooping enable to enable DHCPv6 snooping.
Use undo ipv6 dhcp snooping enable to disable DHCPv6 snooping.
Syntax
ipv6 dhcp snooping enable
undo ipv6 dhcp snooping enable
Default
DHCPv6 snooping is disabled.
Views
System view
Predefined user roles
network-admin