After upgrading my Guruplug Display from Lenny to Squeeze I came along an odd error; every non-root user was unable to access anything related to the internet.
NTP:
Mar 26 20:31:50 localhost ntpd[1055]: ./../lib/isc/unix/ifiter_ioctl.c:348:
unexpected error:
Mar 26 20:31:50 localhost ntpd[1055]: making interface scan socket:
Permission denied
Mar 26 20:35:09 localhost ntpd[1055]: ntpd exiting on signal 15
Regular user:
yeri@gplugD ~ $ ping google.be
ping: unknown host google.be
yeri@gplugD ~ $ ping 85.12.6.171
socket: Permission denied
yeri@gplugD ~ $ ssh localhost
socket: Permission denied
ssh: connect to host localhost port 22: Permission denied