[bombcar]

What would use 1.04e+12 ports? Each IP has about 65k ports IIRC and 127/8 is 16m addresses.

[GoblinSlayer]

I select one 127/16 network for all my addresses - a vendor namespace. Each service can have worker processes, they get 127/24 networks.

[GoblinSlayer]

SELinux reserves them for unknown reasons. For all addresses.