3Com 3CRDSF9PWR-US - OfficeConnect Managed Fast Ethernet PoE Switch User Manual page 224

224 C 18: M
HAPTER ANAGING
D D
EVICE IAGNOSTICS
Destination unreachable - The gateway for this destination indicates
■
that the destination is unreachable.
Network or host unreachable - The gateway found no corresponding
■
entry in the route table.
Press <Esc> to stop pinging.