What is the ipv6 equivalent of 0.0.0.0/0

Solution 1:

The IPv6 equivalent of IPv4's 0.0.0.0 is ::/0.

Solution 2:

::/0 is the short-form, but you could also write out all the zeros if you want. 0000:0000:0000:0000:0000:0000:0000:0000/0