https://github.com/nand2/libvmod-throttle
GitHub - nand2/libvmod-throttle: Varnish: Reject or delay requests after given tresholds are...
Varnish: Reject or delay requests after given tresholds are reached. (Think API rate limit, or per-ip MISS rate limit) - nand2/libvmod-throttle
https://manpages.ubuntu.com/manpages/xenial/man3/DPGEN_NAND2.3.html
Ubuntu Manpage: DPGEN_NAND2 - NAND2 Macro-Generator
NAND2 Macro-Generator
ubuntumanpagemacrogenerator