单选题The following output occurred as a result of the show ip bgp command on Router R1. The output shows all BGP table entries on R1. How many iBGP - learned routes exist on this router?（） *i181.0.0.0/8 10.100.1.1 0 100 0 1 2 111 112 i *i182.0.0.0/8 10.100.1.1 0 100 0 1 2 2 22 i *i183.0.0.0/8 10.100.1.1 0 100 0 1 2 i *i184.0.0.0/8 10.100.1.1 0 100 0 1 2 i * 192.135.250.0/28 192.168.1.6 0 3 4 iA1B2C3D4E5
单选题
The following output occurred as a result of the show ip bgp command on Router R1. The output shows all BGP table entries on R1. How many iBGP - learned routes exist on this router?（） *>i181.0.0.0/8 10.100.1.1 0 100 0 1 2 111 112 i *>i182.0.0.0/8 10.100.1.1 0 100 0 1 2 2 22 i *>i183.0.0.0/8 10.100.1.1 0 100 0 1 2 i *>i184.0.0.0/8 10.100.1.1 0 100 0 1 2 i *> 192.135.250.0/28 192.168.1.6 0 3 4 i
A
1
B
2
C
3
D
4
E
5
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The fol lowing line of output was extracted from the output of the show ip bgp command on Router R1. Which of the following can be determined from this output?（）Network Next Hop Metric LocPrf Weight Path* 130.1.1.0/28 1.1.1.1 0 1 2 3 4 iA. The route is learne d from an eBGP peerB. The route has no more than three ASNs in the AS_PatHC. The route is the best route for this prefixD. None of these facts can be positively determined by this output
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多选题A router is running BGP and receives more than one route for a particular prefix. Assume all the routes for this prefix have the same attributes. Which three path features would be reasons be for the rou ter to ignore some of the routes and not consider them as candidates for the best path?（）Apaths from an internal BGP (iBGP) neighbor if the local autonomous system (AS) appears in the AS_PATHBpaths for which the NEXT_HOP is inaccess ibleCpaths from an external BGP (eBGP) neighbor if the local autonomous system (AS) appears in the AS_PATHDpaths for which the NEXT_HOP is accessibleEpaths that are marked as synchronized in the show ip bgp outputFpaths that are marked as not synchronized in the show ip bgp output