# Promote secondary addresses when the primary address is removed
net.ipv4.conf.all.promote_secondaries = 1
-# ping(8) without CAP_NET_ADMIN and CAP_NET_RAW
-# The upper limit is set to 2^31-1. Values greater than that get rejected by
-# the kernel because of this definition in linux/include/net/ping.h:
-# #define GID_T_MAX (((gid_t)~0U) >> 1)
-# That's not so bad because values between 2^31 and 2^32-1 are reserved on
-# systemd-based systems anyway: https://systemd.io/UIDS-GIDS.html#summary
-net.ipv4.ping_group_range = 0 2147483647
-
# Fair Queue CoDel packet scheduler to fight bufferbloat
net.core.default_qdisc = fq_codel