Huawei Certified Datacom Professional - Fast Certification Set 11

Type 1 Type 2 Type 3 Type 4 Type 5

LSA LS Request LSP LS Update LS Ack

LS type Link state ID Advertising Router LS Sequence number

The smaller the sequence number, the more recent the LSA. The smaller the LS age, the more recent the LSA. When router generates a new LSA at the first time, it will use Ox80000001 as the sequence number. An LSA can be flushed from routing domain by setting its LSA age to \4axage.

Every OSPF router only uses one Router LSA to describe local active link state for one area. Every OSPF uses more than one Router LSA to describe local active link state for one area. One Router LSA only describes one link. One Router LSA describes more than one link.

True ✘ False ✘

True ✘ False ✘

Link ID Data Type Metric

Router ✘ Router and network segment ✘ Port and network segment ✘ Router and port ✔

Link ID Net mask Attached Router list Metric