SNR S2940-8G-v2 Switch Configuration Guide
DHCPv6 option37, 38
38.2 DHCPv6 option37, 38 Configuration Task List
1. Dhcpv6 snooping option basic functions configuration
2. Dhcpv6 relay option basic functions configuration
3. Dhcpv6 server option basic functions configuration
1.DHCPv6 snooping option basic functions configuration
Command Explanation
Global mode
ipv6 dhcp snooping remote-id
option
no ipv6 dhcp snooping remote-id
option
This command enables DHCPv6 SNOOPING to support op-
tion 37 option, no command disables it.
ipv6 dhcp snooping subscriber-
id option
no ipv6 dhcp snooping
subscriber-id option
This command enables DHCPv6 SNOOPING to support op-
tion 38 option, no command disables it.
ipv6 dhcp snooping remote-id
policy { drop | keep | replace }
no ipv6 dhcp snooping remote-id
policy
This command is used to configure the reforward policy of
the system when receiving DHCPv6 packets with option 37,
which can be:
drop, the system simply discards it with option 37;
keep, the system keeps option 37 unchanged and forwards
the packet to the server;
replace, the system replaces option 37 of current packet
with its own before forwarding it to the server. no command
configures the reforward policy of DHCPv6 packets with op-
tion 37 as replace.
ipv6 dhcp snooping subscriber-
id policy { drop | keep | replace
}
no ipv6 dhcp snooping
subscriber-id policy
This command is used to configure the reforward policy of
the system when receiving DHCPv6 packets with option 38,
which can be:
drop, the system simply discards it with option 38;
keep, the system keeps option 38 unchanged and forwards
the packet to the server;
replace, the system replaces option 38 of current packet
with its own before forwarding it to the server. no command
configures the reforward policy of DHCPv6 packets with op-
tion 38 as replace.
ipv6 dhcp snooping subscriber-
id select (sp | sv | pv | spv) de-
limiter WORD (delimiter WORD
| )
no ipv6 dhcp snooping
subscriber-id select delimiter
Configures user configuration options to generate
subscriber-id, no command restores to its original de-
fault configuration, i.e. enterprise number together with
vlan MAC.
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