Dahua DH-PFS6428-24T - QinQ Configuration; QinQ; QinQ OTpid

4.2 QinQ config
Qinq configuration commands include:
Qinq
Qinq otpid
Function Brief
QinQ technology through the stacked two 802.1Q in the Ethernet
frame header, effectively expanded the number of VLAN, make the
number of vlans up to 4094x4094.
4.2.1 qinq
Command Description
Enable qinq
//no qinq express disable qinq function.
Parameter
None
Default
None
Command Mode
Interface configuration mode
Example
switch(config)# interface G1
switch(config-G1)# qinq
4.2.2 qinq otpid
Command Description
Configuration tag QinQ layer protocol type.
Parameter