Route
You can add route rule to system routing table
Static Route Policy route in multi-PPPoE mode

Policy Route
This table ONLY works in multiple PPPoE mode. This routing table is bind to the secondary PPPoE session in multiple-PPPoE mode
  Enabled Disabled
Destination Network  IP Range TCP Port Rang UDP Port Range DomainName
Interface   Secondary PPPoE session
DomainName    (Ex: *.google.com)
Start  
End  

Policy Route Rule Lists / (Number / Total)
  Type Value