D-Link DGS-1510 Series - Page 127

DGS-1510 Series Gigabit Ethernet SmartPro Switch CLI Reference Guide
124
Type
D – Dynamic learning entry.
S – Static neighbor entry.
State
INCMP: (Incomplete) Address resolution is being performed on the
entry, but the corresponding neighbor advertisement message has
not yet been received.
REACH: (Reachable) Corresponding neighbor advertisement
message was received and the reachable time (in milliseconds) has
not elapsed yet. It indicates that the neighbor was functioning
properly.
STALE: More than the reachable time (in milliseconds) have
elapsed since the last confirmation was received.
PROBE - Sending the neighbor solicitation message to confirm the
reachability.