Cron <root at lake> /root/fping.ksh

[Cron Daemon]

ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lane.auton.cs.cmu.edu (128.2.182.68)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lane.auton.cs.cmu.edu (128.2.182.68)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lane.auton.cs.cmu.edu (128.2.182.68)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lena.auton.cs.cmu.edu (128.2.177.40)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lena.auton.cs.cmu.edu (128.2.177.40)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lena.auton.cs.cmu.edu (128.2.177.40)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to line.auton.cs.cmu.edu (128.2.179.51)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to line.auton.cs.cmu.edu (128.2.179.51)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to line.auton.cs.cmu.edu (128.2.179.51)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to loco.auton.cs.cmu.edu (128.2.179.224)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to loco.auton.cs.cmu.edu (128.2.179.224)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to loco.auton.cs.cmu.edu (128.2.179.224)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to luck.auton.cs.cmu.edu (128.2.177.60)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to luck.auton.cs.cmu.edu (128.2.177.60)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to luck.auton.cs.cmu.edu (128.2.177.60)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lucy.auton.cs.cmu.edu (128.2.176.218)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lucy.auton.cs.cmu.edu (128.2.176.218)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lucy.auton.cs.cmu.edu (128.2.176.218)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lula.auton.cs.cmu.edu (128.2.177.175)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lula.auton.cs.cmu.edu (128.2.177.175)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to lula.auton.cs.cmu.edu (128.2.177.175)
ICMP Host Unreachable from 128.2.177.47 for ICMP Echo sent to luck.auton.cs.cmu.edu (128.2.177.60)