(Max. ports * slot) + physical port offset
+ number of management ports Maximum ports—This
is a constant of 64. Slot—This is the chassis slot number of the network
interface card. Physical port offset—This is the physical port number. Number of management ports—This is a constant of 5.
| PA-7000 Series firewall, Eth3/9 = [64
(max. ports) * 3 (slot)] + 9 (physical port) + 5 (number of management ports)
= 206 |