Qtech QSW-8200-28T-POEAC- DC Команды для dhcp-сервера онлайн [57/79] 481628

User Manual

Chapter 4. Commands for DHCPv6 option37, 38 57

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4.2.3 debug ipv6 dhcp snooping packet

 Command: debug ipv6 dhcp snooping packet

 Function: Debug the packets of DHCPv6 SNOOPING. Corresponding information will

also be displayed when adding or deleting option 37 and option 38.

 Parameters: None.

 Command Mode: Admin mode

 Usage Guide: Enable/disable the information of DHCPv6 packets processed by DHCPv6

Snooping, including the type of received packet, source MAC and destination MAC,

client DUID, i.e. the client identification, IA address, preferred lifetime, valid lifetime,

and packet discard and so on.

 Example:

 switch#debug ipv6 dhcp snooping packet

 dhcpv6 snooping packet debug is on

 switch#%Jan 05 00:26:40 2006 DHCP6SNP EVENT: Parse packet SOLICIT from

fe80::200:ff:fe00:1

 src MAC 00-00-00-00-00-01 interface Ethernet1/0/23 vlan 24

 %Jan 05 00:26:40 2006 DHCP6SNP PACKET: Receive DHCPv6 packet SOLICIT from

fe80::200:ff:fe00:1

 src MAC 00-00-00-00-00-01, dst MAC 33-33-00-01-00-02,

 interface Ethernet1/0/23 vlan 24,

 transaction-ID 6137412, smac host flag 0, dmac host flag 0

 %Jan 05 00:26:40 2006 DHCP6SNP PACKET: Forward packet SOLICIT (protocol 0x37)

 %Jan 05 00:26:40 2006 DHCP6SNP PACKET: to vlan 24 except port Ethernet1/0/23

(designPort flag 0)

 %Jan 05 00:26:40 2006 DHCP6SNP PACKET: and return packet to network stack

 switch#

4.2.4 show ipv6 dhcp relay option

 Command: show ipv6 dhcp relay option

 Function: Display the configuration of system relay agent, including the enable switch

for option 37 and option 38.

 Parameters: None.

 Command Mode: Admin mode

 Usage Guide: Use this command to check relay agents’ configuration status for option

37 and option 38.

 Example:

 Switch#show ipv6 dhcp relay option

 remote-id option enable

 subscriber-id option enable

 Interface Vlan 1: remote-id option configure “abc”