01. Configure the silent interface on the router so that the router does not send OSPF protocol messages. The command is _______.
a) RTA-ospf-1]silent-interface serial2/0
b) RTA-ospf-1-area-0.0.0.1]silent-interface serial2/0
c) RTA-Serial2/0]silent-interface
d) RTA-ospf]silent-interface serial2/0
02. ______ uses the Shortest Path First (SPF) algorithm.
a) RIP
b) OSPF
c) IS-IS
d) BGP
03. LSAs of type ______ may be injected into the OSPF TotallStub area.
a) Tpe1
b) Tpe4
c) Tpe2
d) Tpe5
04. What kinds of ICMPv6 messages are used in the duplicate address detection process of the ND protocol?
a) Neighbor Advertisement
b) Router Solicitation
c) Redirect
d) Neighbor Solicitation
e) Router Advertisement
05. OSPF protocol does not belong to the function of Hello packet, which is _________.
a) Negotiate DR/BDR
b) establish neighbor relationship
c) Exchange LSA Summary Information
d) Acknowledge the received LSU message
06. SOA-based network architecture divides enterprise IT systems into which of the following layers?
(Select one or more)
a) Network layer
b) application layer
c) session layer
d) Infrastructure layer
07. There are two detailed routes 10.10.1.0/24 and 10.10.2.0/24 in the BGP routing table. The user requests to advertise 10.10.1.0/24 and the aggregated route 10.10.0.0/16, but not 10.10.2.0/24. How to achieve?
a) acl number 2000 rule permit source 10.10.2.0 0.0.0.255 bgp 100 aggregate 10.10.0.0 255.255.0.0 suppress-policytest route-policytest dennode 10 if-match acl 2000 route-policytest permit node 20
b) acl number 2000 rule permit source 10.10.2.0 0.0.0.255 bgp 100 aggregate 10.10.0.0 255.255.0.0 origin-policytest route-policytest dennode 10 if-match acl 2000 route-policytest permit node 20
c) acl number 2000 rule permit source 10.10.2.0 0.0.0.255 bgp 100 aggregate 10.10.0.0 255.255.0.0 origin-policytest route-policytest permit node 10 if-match acl 2000
d) acl number 2000 rule permit source 10.10.2.0 0.0.0.255 bgp 100 aggregate 10.10.0.0 255.255.0.0 suppress-policytest route-policytest permit node 10 if-match acl 2000
08. Which of the following statements is incorrect about filter-policy filters?
a) RIP routing information received from neighbors can be filtered using filter-policy in RIP
b) The entire IP routing table sent to neighbors can be filtered using filter-policy in RIP
c) IS-IS routing information received from neighbors can be filtered using filter-policy in IS-IS
d) You can use filter-policy in OSPF to filter routing information between areas
09. The figure shows an OSI routing network. The route between RTB and RTE in the figure should be _______ route.
a) Level-3
b) Level-2
c) Level-1
d) Level-0
10. For NSAP area addresses in IS-IS, which of the following statements is true ________.
a) The NSAP area address is used to identify the area in the routing domain
b) In NSAP address 12.3456.7890.abcd.ef, the zone address is 12
c) In NSAP address 12.3456.7890.abcd.ef, the zone address is 12.3456
d) A router can be configured with up to 3 NSAP area addresses, usually only 1