Similar to networking.getaddrinfo.label, but this option defines entries for the precedence table instead.
See sections 2.1 and 10.3 of RFC 3484 for details.
Providing any value will disable the glibc's default precedence table.
Declarations
Type
null or (attribute set of signed integer)Default
nullExample
{
"2002::/16" = 30;
"::/0" = 40;
"::/96" = 20;
"::1/128" = 50;
"::ffff:0:0/96" = 10;
}