ISL Classification

Feature Set N-ANL11

Intel® PAC
Napatech SmartNIC
Feature Description

ISL frames

The frame decoder recognizes an ISL-encapsulated frame if the frame being analyzed has a destination MAC address equal to 01:00:0C:00:00:0X or 03:00:0C:00:00:0X.

ISL length

The length of the ISL field is 26 bytes before the encapsulated Ethernet frame and 4 bytes of ISL CRC after the Ethernet frame.