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Click on the exhibit.
If router R2 re-distributes the IS-IS route 192.168.3.0/24 into OSPF, router R3 will receive two routes to 192.168.3.0/24 Assume that all IS-IS routers are L1/L2 capable and are in the same area.
What will be the preference of the two routes?
Which component of the Alcatel-Lucent 7750 SR is in charge of performing the longest prefix match lookup on packets that arrive on the physical interfaces?
Which of the following is a characteristic of OSPFv2 that was NOT preserved in OSPFv3?
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A static route has been configured on router R1 to reach the PC at 139.120.121.2. What else is required to make the ping succeed?
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Which of the following best describes the format of data traffic sent to the server as it exits from the PC?
An OSPF backbone area contains Type 5 LSAs. If an attached area receives only Summary LSAs from the backbone area, what type of area is the attached area?
Which of the following best describes the forwarding of a IPv6 packet that has a destination anycast address?
What are the three databases that are maintained by a link-state protocol?
An Alcatel-Lucent 7750 SR has a port with the MAC address of 00;03:FA:AC:77: AF. The port is bound to an interface. If IPv6 is then enabled on that interface .what will the link-local address be?
Which of the following is FALSE about the databases used by a link-state routing protocol in a single area routing domain?
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All ports in the network are operationally up and have a speed of 1Gbps.
Which of the following is TRUE?
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Router R1 learns the network 192.168.3.0/24 from IS-IS. Given the OSPF configuration shown, why isn't the 192.168.3.0/24 route in router R3's route table?
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Router R2 learns the networks shown from IS-IS. Router R2 is configured to redistribute routes from IS-IS to OSPF as shown. Assume the OSPF and IS-IS adjacencies are operational.
How many OSPF Type 5 LSAs will router R1 receive from router R2?
A router running a link-state protocol sends an update to a neighbor. The neighbor sends an update back.
Why would the neighbor do this?
A new router is added to a broadcast network. What is used by IS-IS as the tie breaker for selecting the DIS if the priorities are the same?
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Given the contents of the LSPs from routers R1 and R2, which of the following is TRUE?
Which type of OSPF LSA has the following characteristics: It is flooded only within the area it originates from and can be originated by any OSPF router within the area (including non-DR routers).
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The routers have an established IS-IS L2 adjacency on which IPv4 system addresses are exchanged. An operator successfully configures multi-topology IS-IS routing so that the IPv6 system addresses are also exchanged between routers.
After IPv6 has been configured, which of the following is TRUE?
Which field of an IPv6 header indicates an upper layer protocol carried in the packet?
When a router performs the SPF calculation, which router is used as the root of the shortest path tree?
Which function or component of the Alcatel-Lucent 7750 SR is in charge of supporting dynamic routing protocols and constructing the routing table?
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Given the contents of the Router LSA, which of the following best describes the local topology of the router?
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The numbers beside the links are the metrics for that link.
Given the diagram, what path will traffic follow from router R1 to router R7, and from router R7 to router R1, if IS-IS is the routing protocol?
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Which of the following would you expect to see in router R4's OSPF database?
The exhibit shows a route to 2001:DB8:1:200::/56 in the IPv6 route table. How did the route get into the route table?
What is the CIDR summary for the block of networks from 193.4532.0/24 to 193.45.47.0/24?
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192.168.3.1 is a loopback interface on router R2 and is distributed to OSPF area 0, but the ping fails from router R3. Which of the following is a possible solution to the problem?
Refer to the exhibit below.
R1 distributes its loopbacks into IS-IS and globally routed addresses are configured as shown. How many routes will R4 have in its IPv6 route table?
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A static route has been configured on router R1 to reach the PC at 139.120.121.2. However, as shown in the exhibit, the ping fails. What is the most likely cause of the problem?
An operator configures an Alcatel-Lucent 7750 SR with a loopback interface and IPv6 address. The operator then configures a routing policy to redistribute the loopback prefix into OSPFv3. What type of LSA is used to advertise the route to other OSPFv3 routers in the same area?
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What is the command to configure a static route on the 7750 service router R1 to reach the network behind router R2?
Which of the following is optional when configuring IS-IS on the Alcatel-Lucent 7750 SR?
Refer to the exhibit below. IS-IS IPv6 routing is configured in the network with globally routed addresses as shown. How many routes will R4 have in its IPv6 route table?
Which of the following statements best describes the function of an OSPF Type 4 LSA?
An interface has a MAC address of 24-16-4d-16-b5-3d. What link-local address will be assigned to this interface?
Which of the following conditions will prevent an OSPF adjacency from reaching the full state? Choose three answers.
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Given the diagram below, what path will traffic follow from router R6 to router R3, and from router R3 to router R6, if IS-IS is the routing protocol? The numbers beside the links are the metrics for that link.
If routers R1 and R2 have a Level 1 and Level 2 IS-IS adjacency, which of the following statements is true? Choose two answers.
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The OSPF adjacency between routers R3 and R1 is down. What is the problem?
Static routing will be used in a network between a corporate head office, with many connected networks, and a branch office, with one connection to the head office. Which of the following best describes the likely configuration?
In which of the following types of areas does an OSPF router not set the E bit in its Type 1 LSA?
What is the default preference value for a static route in the Alcatel-Lucent 7750 SR?
Two IS-IS L1/L2 routers are in the same area on the same Ethernet segment. How many adjacencies will be formed between them?
Which of the following cannot be used as a matching criterion in route policy statements?
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What is the command to configure a static route on the Alcatel-Lucent 7750 SR router R1 to reach the network behind router R2?
What are the default Hello and Dead timer intervals for OSPF on the Alcatel-Lucent 7750 SR?
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In the topology shown, router R1 is an ASBR configured to export external routes to OSPF. Assuming that there are no stub networks, which of the following statements regarding type 4 LSA generation is true?
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Routers R1 „ R2, and R3 are running a classful routing protocol between them. Assuming that router R1 advertises all directly connected networks, how will these networks be represented in router R3's routing table?
Which type of IS-IS router is summarization most likely to be configured on?
Which of the following statements regarding IS-IS Hello packets are true? Choose two answers.
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For the IS-IS network shown, and assuming point-to-point links, what adjacencies will router R1 establish?
If a Router originates a type 1 router LSA with the E bit set what types of areas can it belong to? Select all that apply.
What command will show the OSPF neighbors, and their status on the Alcatel-Lucent 7750 SR?
An OSPF router receives an update in which the sequence number, age, and checksum are the same as the entry already in the topological database. What action is taken by the router?
An OSPF ASBR must have at least one interface in the backbone area (area 0)
When configuring a filter, where should the most explicit entries be placed?
NSSA LSA packets are what type within an NSSA area, and are converted to what other type at the ABR?
Exhibit
Given the two configurations shown, identify the two incorrect statements below: (Choose two)
What is the default priority value used for electing the DR on an Alcatel-Lucent 7750 SR running OSPF on an Ethernet?
What must be configured on the Alcatel-Lucent 7750 SR for RIP to advertise locally attached links?
What command could be used to verify proper configuration of a static route in an Alcatel-Lucent 7750 SR router?
In an OSPF Hello packet what fields must match all neighbor routers on the segment? (Choose 3)
What is wrong with the following filter configuration from an Alcatel-Lucent 7750 SR?
RTR-B# configure filter
RTR-B>config>filter# ip-filter 1 create
RTR-B>config>filter>ip-filter$ entry 1 create
RTR-B>config>filter>ip-filter>entry$ match src-ip 172.2.0.0/16
RTR-B>config>filter>ip-filter>entry# action drop
RTR-B# configure router interface toRTR-A
RTR-B>config>router>if# egress
RTR-B>config>router>if>egress# filter ip 1
What is the value of the protocol discriminator used to denote IS-IS protocol information?
When an OSPF adjacency is stuck in the "ExchStart" state, what is the most likely cause?
TESTED 12 Sep 2025
