192.1.2.23 > 192.1.2.45: icmp: echo request (DF)
192.1.2.45 > 192.1.2.23: icmp: echo reply
192.1.2.23 > 192.1.2.45: icmp: echo request (DF)
192.1.2.45 > 192.1.2.23: icmp: echo reply
