mask: ${mask:192.168.10.206/0}
mask: ${mask:192.168.10.206}
mask: ${mask:a.b.c.d}
+mask: ${mask:2a00:2:3:4:5:6:7:8/79}
+mask: ${mask:2a00:2:3:4:5:6:7:8/128}
+mask: ${mask:2a00:2:3:4:5:6:7:8/129}
ipv6denorm: ${ipv6denorm:::1}
ipv6denorm: ${ipv6denorm:fe00::1}
ipv6denorm: ${ipv6denorm:192.168.0.1}
> mask: 0.0.0.0/0
> Failed: missing mask value in "192.168.10.206"
> Failed: "a.b.c.d" is not an IP address
+> mask: 2a00.0002.0003.0004.0004.0000.0000.0000/79
+> mask: 2a00.0002.0003.0004.0005.0006.0007.0008/128
+> Failed: mask value too big in "2a00:2:3:4:5:6:7:8/129"
> ipv6denorm: 0000:0000:0000:0000:0000:0000:0000:0001
> ipv6denorm: fe00:0000:0000:0000:0000:0000:0000:0001
> ipv6denorm: 0000:0000:0000:0000:0000:ffff:c0a8:0001