SOS Some help answer exam questions 3 is the type of LSA 3 OSPF () issued. 4 during the multicast IP address and MAC address mapping, there may be () IP address mapping for the same MAC address the situation. 5 MPLS, the label two ways : () and () Part III : judgment that (10 minutes) 1 OSPF routers loop back to the router must be adapter addresses id () BGP attributes hop in the next two EBGP neighbors should always convey change and the transmission time Transient neighbors remain unchanged. () BGP finer put all three are on BGP BGP routing table, and choose from a number of best path routing, the best path for routing is certainly in the routing table () 4 BGP MED attribute only Transient neighbors transmission, and will not be passed to other AS. () A maximum of five data packets only three MPLS label. () Part IV : SR questionnaires (20 minutes) Please give one OSPF area and briefly describe the types of the characteristics of each area. 2 Please give Distance Vector Routing Protocol in order to avoid loop can be taken by technical means. SOS ABR 3 More than four 5 automatic and manual designated Judgment 1 wrong 2, if not next-hop-self 3 wrong 4, wrong 5, wrong [ Closed window ]