Regarding the difference between NSR and NSF, which one is correct?
Answer(s): C
The routing policy tools that BGP can use mainly include Filterpolicy and Route-policy. Its Fiterpolicy can only filter routes, and Rote-policy can only modify routes.
Answer(s): B
Because BGP is the EGP routing protocol, BGP routing policies can only be deployed between EBGP neighbors. Routing policies deployed between IBGP neighbors are invalid.
The link state value information between different ISIS processes of multiple routers is considered to be isolated.
Answer(s): A
MPLS has always been slower than IP forwarding.
By default, the Domain ID of each OSPF process running on the router is the same as the process number of the process, which can be modified by the domain-id command under the process.
In the VLAN aggregation technology, multiple Sub-VLANs are used to isolate the wide recruitment area, and these Sub-VLANs are aggregated into a logical Super-VLAN. A company divides different departments into different Sub-VLANs because of the Sub-VLAN. VLAN not only includes physical connections, but also can establish a three-layer VLANIF interface, which can directly communicate with the external network on the three-layer.
In order to prevent hackers from attacking user equipment or network through MAC address, the MAC address of untrusted users can be configured as black hole MAC address to filter out illegal MAC.
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