NEC ZA-SA3500G, Руководство по эксплуатации функций

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| Device Information Confirmation 307
[How to read the routing table]
Item Display Value Contents
Codes: K - kernel route
C
– connected
S – static
R - RIP
O
– OSPF
I - IS-IS
B
– BGP
A - Babel,
> - selected route
* - FIB route
Information source of routes added to the routing table.
10.1.0.0/16 Destination route and subnet mask
is directly
connected Directly connected to this product, added table
[20/0]
20 is the value of the administrative distance
0 is the metric. The value used for dynamic routing.
via 10.1.180.180 Next hop address
2d00h54m In dynamic routing, the elapsed time since the destination route was added
In the example 2 days and 54 minutes have passed.
[How to read the BGP routing table]
Item Display Value Contents
Symbols
such as * on
the left end * A valid route on the BGP table
d The corresponding route up/down is intense and suppressed.
r A state that is not installed in the routing table by RIB-Failure
s Status suppressed by the summary-only option of the aggregate-address
command
＞ Route selected as best path
i When "i" is displayed on the right side of the best path (>), the route is an
iBGP route
If nothing is displayed on the best path (>) to the right, that route is eBGP
route,
When "Next Hop" is "0.0.0.0", route generated local route
Network 10.1.0.0/16 Destination network prefix/mask length
Next Hop 10.1.180.180 IP address of the next hop
Metric 0 MED attribute
The default value is 0. Valid only in adjacent AS.
LocPrf LOCAL_PREFERENCE attribute
The default value is 100. In case of eBGP route, it is blank.
Weight 32768 WEIGHT attribute
The default value is 32768. 0 is displayed except for the local route in AS.