Destination field:
Displays the destination IP address/mask. All packets matching an address in the mask bits of this route, but not any route with a higher number of bits set, exit this interface toward the next hop. A route to an individual host has all 32 bits of the destination mask set.
Gateway field: The dotted-decimal or hexadecimal identifier of the next-hop IP router.
Flags field: Any flags listed are turned on. The following routing flags may appear in your routing table:
|
Flag |
Name |
Definition |
|---|---|---|
|
1 |
RTF_PROTO2 |
Protocol specific routing flag #1 |
|
2 |
RTF_PROTO2 |
Protocol specific routing flag #2 |
|
3 |
RTF_PROTO3 |
Protocol specific routing flag #3 |
|
B |
RTF_BLACKHOLE |
Just discard pkts (during updates) |
|
C |
RTF_CLONING |
Generate new routes on use |
|
c |
RTF_PRCLONING |
Generate new routes on use (protocol-specified) |
|
D |
RTF_DYNAMIC |
Created dynamically (by redirect) |
|
G |
RTF_GATEWAY |
Destination requires forwarding by intermediary |
|
H |
RTF_HOST |
Host entry (otherwise, net) |
|
L |
RTF_LLINFO |
Valid protocol to link address translation |
|
M |
RTF_MODIFIED |
Modified dynamically (by redirect) |
|
R |
RTF_REJECT |
Host or net unreachable |
|
S |
RTF_STATIC |
Manually added |
|
U |
RTF_UP |
Route usable |
|
W |
RTF_WASHCLONED |
Route was generated as a result of cloning |
|
X |
RTF_XRESOLVE |
External daemon translates proto to link address |
Refs field:
Displays the number of current references to the route.
Use field:
Displays the number of times the route has been used.
Netif field:
Displays the identifier of the output port associated with the route.
Expire field:
Displays the time, in seconds, until this routing entry is removed from the routing table.