. The Ping process starts the next ping request.
2. The Ping process creates an ICMP Echo Request message and sends it to the lower process.
3. The source IP address is not specified. The device sets it to the port's IP address.
4. The device sets TTL in the packet header.
5. The destination IP address is not in the same subnet and is not the broadcast address.
6. The default gateway is set. The device sets the next-hop to default gateway.