ss-nat(1) on Linux
The text f92412ad698a, as Debian 12 (Bookworm) shipped it.
helper script to setup NAT rules for transparent proxy
Flags it lists
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-L -
-S -
-U -
-a -
-b -
-e -
-f -
-h -
-i -
-l -
-o -
-s -
-u -
-w