A.If the LS age of an LSA reaches the LS Refresh Time (30min), any router can regenerate an instance of the LSA for this LSA

B.The unit of LSA age is second, the LS age of LSA in LSDB decreases with time

C.The unit of LSA age is second, the LS age of LSA in LSDB increases with time

D.If the LS age of an LSA reaches the LS Refresh Time (30min), the producer of this LSA needs to regenerate an instance of the LSA

A.In node 10, the relationship between if-match community-fiter1 and if-match as-pah-fiter1 are "and"

B.OSPF, ISIS, and BGP can all issue default routes.

C.AS-path-fiter is for AS-path, which affects the routing of routing.

D.Use the impot-route BGP command to import IBGP routes

A.Routers in the entire flooding domain have the same wrong path state database

B.Routers in the flooding domain may repeatedly receive the same link state information.

C.Each router learns the route directly from the routing update and adds it to the routing table.

D.The router will send all the wrong path status information sent by one neighbor to all other neighbors to ensure the synchronization of the database.

E.Each router establishes a topological structure of the entire flood domain

A.TRUE

B.FALSE

A.When using HTTPS to access a website, if the user's browser does not recognize the digital certificate of the website, the website cannot be accessed.

B.If the HTTPS traffic contains a virus, the router cannot directly detect the virus using IPS technology.

C.HTTPS protocol uses TCP port 443 by default.

D.HTTPS secures access to data by using SSL VPN.