This makes our routers less likely to reject connections when they're
being bruteforced: first, by disabling password auth (which we don't
use, anyway), second by making connection limits a bit less draconian.
Change-Id: I4e1e3b0be85dd5ad07a10610ca28a6f094249d8c
Reviewed-on: https://gerrit.hackerspace.pl/c/hscloud/+/1174
Reviewed-by: q3k <q3k@hackerspace.pl>
Reviewed-by: implr <implr@hackerspace.pl>
This combats this:
[126624.252775] Route cache is full: consider increasing sysctl net.ipv[4|6].route.max_size.
This used to be fixed manually on edge01.waw, but we forgot to actually
set this in configuration. Whoops
Change-Id: Ibd45f019a9f4d8d6c2bf1db27f438589acaffd77