Debian Trixie
Ping doesn't work for 'normal' user
Symptom: ping fails with the following message
$ ping example.org
ping: socktype: SOCK_RAW
ping: socket: Operation not permitted
ping: => missing cap_net_raw+p capability or setuid?
Either (recommended by iputils-ping anyway)
# apt-get install linux-sysctl-defaults
or
# sysctl -w net.ipv4.ping_group_range="0 2147483647"
or
setcap cap_net_raw+p /bin/ping