CCIE SP Written Exam (Version 3.0)
Number: 350-029
Passing Score: 790
Time Limit: 120 min
File Version: 421Q+69
QUESTION 331
Which three IS-IS TLVs are used to support MPLS traffic engineering? (Choose three).
A. extended TLV 22
B. extended TLV 23
C. extended TLV 134
D. extended TLV 135
E. extended TLV 136
F. extended TLV 138
Correct Answer: ACD
QUESTION 332
If the IPv6 address 2001:0DB8:0000:0000:09C0:876A:0000:130B is entered into a router, which option is displayed in the configuration?
A. 2001:db8:0:0:9C0:876A::130B
B. 2001:db8:0:0:09C0:876A:0:130B
C. 2001:db8::9C0:876A:0:130B
D. 2001:db8::9C0:876A:130B
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E. 2001:0db8::9C:876A:13B
Correct Answer: C
QUESTION 333
How many bits are expressed by "::" in the address 2001:DB8::9C0:876A:0:130B?
A. 32 bits
B. 28 bits
C. 44 bits
D. 64 bits
E. 0 bits
Correct Answer: A
QUESTION 334
Which statement about OSPFv3 is true?
A. OSPFv3 runs on per subnet basis instead of per-link.
B. OSPFv3 instance ID is only locally significant.
C. OSPFv3 authentication is performed using the authentication field in the OSPFv3 packet header.
D. OSPFv3 neighbor discovery messages can be sourced only from link-local addresses.
Correct Answer: D
QUESTION 335
In the case of 6RD, how does the residential gateway device route the IPv6 packet received from local host?
A. It looks into the local NAT table to translate the IPv6 address into an IPv4 address.
B. It looks for the IPv6 destination in the local IPv6 routing table.
C. It sends all the IPv6 traffic to the Border Relay router.
D. It derives the IPv4 address from the IPv6 destination address.
Correct Answer: D
QUESTION 336
What happens when a broadcast storm is detected?
A. The traffic threshold reaches 100%.
B. CPU utilization reaches 100%.
C. The value of the TotalSuppDiscards counter increments.
D. The port goes down.
E. The switch goes down.
Correct Answer: C
QUESTION 337
Which statement about the requirements of eBGP multipath is true?
A. The path should be learned from an external or confederation-external neighbor.
B. The path should be learned from an internal neighbor.
C. The IGP metric to the BGP next hop should be equal to the best-path IGP metric, unless the router is configured for unequal-cost iBGP multipath.
D. The path should be learned from an IGP protocol.
Correct Answer: A
QUESTION 338
Which two options describe how 6RD compares to automatic 6to4 tunneling? (Choose two.)
A. 6RD provides a controlled exit point from the IPv6 Internet.
B. 6RD provides a controlled entry point to the IPv6 Internet.
C. 6RD is widely available in current OS implementations.
D. Automatic 6to4 tunneling is widely available in current OS implementations.
E. Automatic 6to4 tunneling and 6RD use a well-known IPv6 prefix.
Correct Answer: BD
QUESTION 339
In Cisco IOS XR Software Multicast Routing Implementation, which three features are supported in IPv6 on Cisco CSR routers? (Choose three.)
A. Multicast NSF
B. PIM-SSM
C. OOR handling
D. Aggregation multicast
E. Integrated multicast
F. PIM-Bidirectional
Correct Answer: ABF
QUESTION 340
Which three options are EIGRP route types? (Choose three.)
A. internal route: routes that originate within the AS
B. summary route: routes that are summarized in the router
C. external route: routes that are redistributed to EIGRP
D. partial route: partial routes that are summarized in the router
E. stub route: default route that originates in the area
Correct Answer: ABC
QUESTION 341
Which statement about provider-independent and provider-assigned address blocks is true?
A. There is no difference.
B. PI space is not globally routable and can be used as private addressing.
C. PA space is globally routable and can be obtained from IANA by all organizations.
D. PA space is assigned by the ISP and PI space is assigned by the regional registry. Both are globally routable.
E. PI and PA blocks are both assigned by the regional registry to all organizations.
Correct Answer: D
QUESTION 342
You applied this ACL to the interface and several people reported that they were unable to access the network.
ipv6 access-list webOnly permit tcp any 2001:DB8::/32 permit udp any 2001:DB8::/32 deny ipv6 any any
Which answer explains why they were unable to access the network?
A. The connections are stale. The users must close and restart their applications.
B. DNS queries and replies are not working.
C. The ACL is blocking the operation of the ND process.
D. DHCP requests are not reaching to the DHCP server.
Correct Answer: C
QUESTION 343
Which type of IPv6 address does OSPFv3 use to communicate with OSPFv3 neighbors?
A. link-local
B. site-local
C. global
D. unique local
E. anycast
Correct Answer: A
QUESTION 344
Which two statements about 6RD are true? (Choose two.)
A. The 6RD customer edge device forwards all packets to the 6RD border relay.
B. The 6RD customer edge device can forward packets destined to other 6RD customer edge devices outside the local 6RD domain without traversing the 6RD
border relay.
C. Packets between 6RD customer edge devices in the same 6RD domain do not need to traverse the 6RD border relay.
D. Packets received from a 6RD domain can easily be identified as such on the IPv6 Internet.
E. The entry point into the local 6RD domain is deterministic.
Correct Answer: CE
QUESTION 345
What is the maximum capacity of a single Cisco CRS-1?
A. 64 Tb/s
B. 78 Tb/s
C. 92 Tb/s
D. 106 Tb/s
E. 128 Tb/s
Correct Answer: C
QUESTION 346
Which two options describe the order of preference of attributes when some or all are applied to one neighbor in BGP? (Choose two.)
A. For inbound updates, the order of preference is route-map, filter-list, prefix-list, distribute-list.
B. For inbound updates, the order of preference is filter-list, route-map, prefix-list, distribute-list.
C. For inbound updates, the order of preference is prefix-list, route-map, filter-list, distribute-list.
D. For outbound updates, the order of preference is filter-list, prefix-list, distribute-list, route-map.
E. For outbound updates, the order of preference is prefix-list, distribute-list, filter-list, route-map.
F. For outbound updates, the order of preference is route-map, prefix-list, distribute-list, filter-list.
Correct Answer: AE
QUESTION 347
R1 and R2 share the same Fast Ethernet connection. OSPFv3 is configured on each interface, but the adjacency is not being established. Review the
configuration provided. Which option explains why the OSPFv3 adjacency is not coming up?
R1
Interface fastethernet 0/0 ipv6 address 2001:db8:1234:1::1/64 ipv6 ospf 1 area 0 instance 2 ipv6 enable ipv6 router ospf 1 router-id 1.1.1.1
R2
Interface fastethernet 0/0 ipv6 address 2001:db8:6789:9::1/64 ipv6 ospf 2 area 0 instance 3 ipv6 router ospf 2 router-id 2.2.2.2
A. The two routers are not on the same subnet.
B. IPv6 is not enabled on R2 Fast Ethernet 0/0.
C. There is no reachability to 1.1.1.1 or 2.2.2.2.
D. The OSPFv3 processes do not match.
E. The instance IDs do not match.
Correct Answer: E
QUESTION 348
Which statement about IPv6 security is true?
A. Reconnaissance attacks are easier to do in IPv6 compared to IPv4.
B. IPv6 amplification attacks can happen using IPv6 broadcast address.
C. RA-guard feature is used to block rogue RAs.
D. ICMP policies on firewalls do not need to be changed for IPv6 because ICMP is Layer 3 agnostic.
Correct Answer: C
QUESTION 349
Which two network management models are supported by IPoDWDM? (Choose two.)
A. virtual transponder protocol management
B. segmented management
C. integrated management
D. traffic management
E. slow outages management
Correct Answer: BC
QUESTION 350
The origin is a mandatory attribute that defines the origin of the path information. Which three options are valid origin attributes? (Choose three.)
A. IBGP: NLRI is learned via intra-AS BGP.
B. EBGP: NLRI is learned via inter-AS BGP.
C. IGP: NLRI is interior to the AS of origination.
D. EGP: NLRI is learned via EGP.
E. INCOMPLETE. NLRI is unknown or learned some other way.
Correct Answer: CDE
Which three IS-IS TLVs are used to support MPLS traffic engineering? (Choose three).
A. extended TLV 22
B. extended TLV 23
C. extended TLV 134
D. extended TLV 135
E. extended TLV 136
F. extended TLV 138
Correct Answer: ACD
QUESTION 332
If the IPv6 address 2001:0DB8:0000:0000:09C0:876A:0000:130B is entered into a router, which option is displayed in the configuration?
A. 2001:db8:0:0:9C0:876A::130B
B. 2001:db8:0:0:09C0:876A:0:130B
C. 2001:db8::9C0:876A:0:130B
D. 2001:db8::9C0:876A:130B
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E. 2001:0db8::9C:876A:13B
Correct Answer: C
QUESTION 333
How many bits are expressed by "::" in the address 2001:DB8::9C0:876A:0:130B?
A. 32 bits
B. 28 bits
C. 44 bits
D. 64 bits
E. 0 bits
Correct Answer: A
QUESTION 334
Which statement about OSPFv3 is true?
A. OSPFv3 runs on per subnet basis instead of per-link.
B. OSPFv3 instance ID is only locally significant.
C. OSPFv3 authentication is performed using the authentication field in the OSPFv3 packet header.
D. OSPFv3 neighbor discovery messages can be sourced only from link-local addresses.
Correct Answer: D
QUESTION 335
In the case of 6RD, how does the residential gateway device route the IPv6 packet received from local host?
A. It looks into the local NAT table to translate the IPv6 address into an IPv4 address.
B. It looks for the IPv6 destination in the local IPv6 routing table.
C. It sends all the IPv6 traffic to the Border Relay router.
D. It derives the IPv4 address from the IPv6 destination address.
Correct Answer: D
QUESTION 336
What happens when a broadcast storm is detected?
A. The traffic threshold reaches 100%.
B. CPU utilization reaches 100%.
C. The value of the TotalSuppDiscards counter increments.
D. The port goes down.
E. The switch goes down.
Correct Answer: C
QUESTION 337
Which statement about the requirements of eBGP multipath is true?
A. The path should be learned from an external or confederation-external neighbor.
B. The path should be learned from an internal neighbor.
C. The IGP metric to the BGP next hop should be equal to the best-path IGP metric, unless the router is configured for unequal-cost iBGP multipath.
D. The path should be learned from an IGP protocol.
Correct Answer: A
QUESTION 338
Which two options describe how 6RD compares to automatic 6to4 tunneling? (Choose two.)
A. 6RD provides a controlled exit point from the IPv6 Internet.
B. 6RD provides a controlled entry point to the IPv6 Internet.
C. 6RD is widely available in current OS implementations.
D. Automatic 6to4 tunneling is widely available in current OS implementations.
E. Automatic 6to4 tunneling and 6RD use a well-known IPv6 prefix.
Correct Answer: BD
QUESTION 339
In Cisco IOS XR Software Multicast Routing Implementation, which three features are supported in IPv6 on Cisco CSR routers? (Choose three.)
A. Multicast NSF
B. PIM-SSM
C. OOR handling
D. Aggregation multicast
E. Integrated multicast
F. PIM-Bidirectional
Correct Answer: ABF
QUESTION 340
Which three options are EIGRP route types? (Choose three.)
A. internal route: routes that originate within the AS
B. summary route: routes that are summarized in the router
C. external route: routes that are redistributed to EIGRP
D. partial route: partial routes that are summarized in the router
E. stub route: default route that originates in the area
Correct Answer: ABC
QUESTION 341
Which statement about provider-independent and provider-assigned address blocks is true?
A. There is no difference.
B. PI space is not globally routable and can be used as private addressing.
C. PA space is globally routable and can be obtained from IANA by all organizations.
D. PA space is assigned by the ISP and PI space is assigned by the regional registry. Both are globally routable.
E. PI and PA blocks are both assigned by the regional registry to all organizations.
Correct Answer: D
QUESTION 342
You applied this ACL to the interface and several people reported that they were unable to access the network.
ipv6 access-list webOnly permit tcp any 2001:DB8::/32 permit udp any 2001:DB8::/32 deny ipv6 any any
Which answer explains why they were unable to access the network?
A. The connections are stale. The users must close and restart their applications.
B. DNS queries and replies are not working.
C. The ACL is blocking the operation of the ND process.
D. DHCP requests are not reaching to the DHCP server.
Correct Answer: C
QUESTION 343
Which type of IPv6 address does OSPFv3 use to communicate with OSPFv3 neighbors?
A. link-local
B. site-local
C. global
D. unique local
E. anycast
Correct Answer: A
QUESTION 344
Which two statements about 6RD are true? (Choose two.)
A. The 6RD customer edge device forwards all packets to the 6RD border relay.
B. The 6RD customer edge device can forward packets destined to other 6RD customer edge devices outside the local 6RD domain without traversing the 6RD
border relay.
C. Packets between 6RD customer edge devices in the same 6RD domain do not need to traverse the 6RD border relay.
D. Packets received from a 6RD domain can easily be identified as such on the IPv6 Internet.
E. The entry point into the local 6RD domain is deterministic.
Correct Answer: CE
QUESTION 345
What is the maximum capacity of a single Cisco CRS-1?
A. 64 Tb/s
B. 78 Tb/s
C. 92 Tb/s
D. 106 Tb/s
E. 128 Tb/s
Correct Answer: C
QUESTION 346
Which two options describe the order of preference of attributes when some or all are applied to one neighbor in BGP? (Choose two.)
A. For inbound updates, the order of preference is route-map, filter-list, prefix-list, distribute-list.
B. For inbound updates, the order of preference is filter-list, route-map, prefix-list, distribute-list.
C. For inbound updates, the order of preference is prefix-list, route-map, filter-list, distribute-list.
D. For outbound updates, the order of preference is filter-list, prefix-list, distribute-list, route-map.
E. For outbound updates, the order of preference is prefix-list, distribute-list, filter-list, route-map.
F. For outbound updates, the order of preference is route-map, prefix-list, distribute-list, filter-list.
Correct Answer: AE
QUESTION 347
R1 and R2 share the same Fast Ethernet connection. OSPFv3 is configured on each interface, but the adjacency is not being established. Review the
configuration provided. Which option explains why the OSPFv3 adjacency is not coming up?
R1
Interface fastethernet 0/0 ipv6 address 2001:db8:1234:1::1/64 ipv6 ospf 1 area 0 instance 2 ipv6 enable ipv6 router ospf 1 router-id 1.1.1.1
R2
Interface fastethernet 0/0 ipv6 address 2001:db8:6789:9::1/64 ipv6 ospf 2 area 0 instance 3 ipv6 router ospf 2 router-id 2.2.2.2
A. The two routers are not on the same subnet.
B. IPv6 is not enabled on R2 Fast Ethernet 0/0.
C. There is no reachability to 1.1.1.1 or 2.2.2.2.
D. The OSPFv3 processes do not match.
E. The instance IDs do not match.
Correct Answer: E
QUESTION 348
Which statement about IPv6 security is true?
A. Reconnaissance attacks are easier to do in IPv6 compared to IPv4.
B. IPv6 amplification attacks can happen using IPv6 broadcast address.
C. RA-guard feature is used to block rogue RAs.
D. ICMP policies on firewalls do not need to be changed for IPv6 because ICMP is Layer 3 agnostic.
Correct Answer: C
QUESTION 349
Which two network management models are supported by IPoDWDM? (Choose two.)
A. virtual transponder protocol management
B. segmented management
C. integrated management
D. traffic management
E. slow outages management
Correct Answer: BC
QUESTION 350
The origin is a mandatory attribute that defines the origin of the path information. Which three options are valid origin attributes? (Choose three.)
A. IBGP: NLRI is learned via intra-AS BGP.
B. EBGP: NLRI is learned via inter-AS BGP.
C. IGP: NLRI is interior to the AS of origination.
D. EGP: NLRI is learned via EGP.
E. INCOMPLETE. NLRI is unknown or learned some other way.
Correct Answer: CDE
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