Introduction: Reference In this activity you will capture an Ethernet frame and identify other higher layer protocols encapsulated inside the frame. Then you will recreate the frame yourself using Colasoft Packet builder . You will use Colasoft Packet Player to transmit this packet (frame) through the interface you captured the original packet. First you will ping you gateway router. Ping tool sends a series of ICMP ( Echo Request] mesages. ICMP is encapsulated in IP. IP, in term, is encapsulated in Ethernet. Here is how. Ethernet IP ICMP Ethernet ICMP Data Header Header Header Trailer