Operation Manual
Vigor2133 Series User’s Guide   
102
Option  Accelerate heaviest traffic sessions – Such option is 
available in Auto Mode, too. But the UDP protocol is only 
supported in this sub-item. 
Apply the Class Rule
 in Quality of Service – Users can apply 
the information provided by QoS in this sub-item. 
Please visit our website for referring the detailed 
configuration of QoS. 
Specific Hosts – This sub-item provides 5 hosts for adding 
NAT sessions into the PPA. For the PPA only supports 128 
sessions, these hosts will share these sessions. Therefore, 
the performance will be lower than only one host. 
Choose this option to specify certain PCs on LAN to apply the 
hardware acceleration. 
  Enable – Check the box to make PC(s) specified in 
the selected index entry to be applied. 
  Dest Port Start – Type the starting port for the 
PC(s) in LAN. 
  Dest Port End – Type the ending port for the PC(s) 
in LAN. 
  Private IP/Choose PC – Type the IP address as the 
selected host. Or click the Choose PC button to 
specify one IP address from the pop-up window. 
Checking the PPA status 
For checking whether the rule of PPA is working or not, a user can login to Vigor2133 series by 
using telnet. User can view how many sessions are transferring in each direction of PPA table 
after entering “ppa –v”. 










