![]() There is reserved ipv6 address for loopback and lets ping that as ~]# ping6 ::1Ħ4 bytes from ::1: icmp_seq=1 ttl=64 time=0.029 msĦ4 bytes from ::1: icmp_seq=2 ttl=64 time=0.014 msĦ4 bytes from ::1: icmp_seq=3 ttl=64 time=0.028 msģ packets transmitted, 3 received, 0% packet loss, time 2038ms ping statistics -Ģ packets transmitted, 2 received, 0% packet loss, time 1018ms Let me ping my hostname as infrared]$ infrared]$ ping IANA has reserved 127.0.0.0/8 ip address range for loopback interfaces in the localhost. Today, thought of a blog came in my mind where I shall explain more about loopback interfaces and try to find why and how it exist in the networking space. ![]() Long time ago, around the beginning of my career, Once I was asked about loopback interface in an interview. ![]()
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