H12-221-ENU 試験問題を無料オンラインアクセス

How many types can the Hello packets of ISIS be divided into? (Multiple Choice)

• A.Level-2 LAN IIH
• B.P2P LAN IIH
• C.Level-1 LAN IIH
• D.Level-3 LAN IIH

In the OSPF routing protocol, under the same conditions, the second type of external route is always preferred over the first type of external route.

• A.True
• B.False

The following is part of the configuration information of the router Huawei. The description about the configuration information which is wrong?
<Huawei> system-view
【 Huawei 】 ip as-path-filter 2 permit_200_300
【 Huawei 】 route-policy test permit node 10
【 Huawei-route-policy 】 if-match as-path-filter 2

• A.The Route-Policy can only be called in the OSPF process.
• B.Define a Route-Policy named test with a serial number of 10.
• C.Set the AS path filter with sequence number 2 to allow the routing information include AS200 and AS300.
• D.Node 10 of the Route-Policy references AS path filter 2 and defines an if-match clause.

Which command can view the Type 2 LSA details?

• A.display ip ospf lsdb network
• B.display ip ospf lsdb router
• C.display ospf lsdb router
• D.display ospf lsdb network

In the RSTP protocol, when the network topology changes, which is the mechanism for responding to the topology change?

• A.Delete the entire MAC address table
• B.Flooding across the entire network
• C.Partial deletion of the MAC address table
• D.Modify the lifetime of the MAC address table