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Q1. Which two statements about classful or classless routing protocol operations are true? (Choose two.)
A. Classful routing protocols do not send subnet mask information with their
B. routing updates.
Variable-length subnet masks are supported when using classful routing protocols.
C. Examples of classless routing protocols include RIPv1, EIGRP, OSPF, and
D. IS-IS.
Classful routing protocols do not support discontiguous subnets.
Answer: A,D
Explanation:
Q2. Refer to the exhibit.
You want to enable these three actions:
.
Enable the fa0/1 router's interface to obtain its interface IP address dynamically from a DHCP server.
.
Enable the router to configure the next hop ip address of the default route automatically based on the DHCP response.
.
Enable the router to act as the DHCP server for other clients connected to the router fa0/2 interface.
Which three Cisco IOS configurations must you use? (Choose three.)
A. ip route 0.0.0.0 0.0.0.0 fa0/1
B. ip route 0.0.0.0 0.0.0.0 dhcp
C. ip dhcp excluded-address 192.168.101.1
D. ! ip dhcp pool test1 network 192.168.101.0 255.255.255.0 default-router 192.168.101.1 dns-server 200.165.200.101 ip dhcp pool test2
E. ip local pool test2 192.168.101.2 192.168.101.254 default-router 192.168.101.1 dns-server 200.1665.200.101 int fa0/1
F. ip address auto int fa0/1
G. ip address dhcp int fa0/1
H. ip helper-address dhcp
Answer: B,C,F
Explanation:
Q3. Which type of IPv6 address does the ff00::/8 prefix denote?
A. local loopback
B. global unicast
C. unique link local
D. link local unicast
E. multicast
F. anycast
Answer: E
Explanation:
Q4. Which Cisco IOS XR command presents a list of all interfaces, their Layer 3 address (if configured), and the status of the interface and protocol?
A. RP/0/RSP0/CPU0:PE1# show interface GigabitEthernet 0/0/0/1
B. RP/0/RSP0/CPU0:PE1# show controllers
C. RP/0/RSP0/CPU0:PE1(admin)# show hw-module fpd location all
D. RP/0/RSP0/CPU0:PE1(config)# show bundle
E. RP/0/RSP0/CPU0:PE1(admin)# show platform
F. RP/0/RSP0/CPU0:PE1# show ipv4 interfaces brief
Answer: F
Explanation:
Q5. Which Cisco IOS XR command displays information about statically configured routes and their corresponding interface or next-hop?
A. show ipv4 interfaces brief
B. show route connected
C. show interfaces Loopback
D. show route static
E. show route ospf
Answer: D
Explanation:
Q6. Which pair of mechanisms are often used together to allow dynamic routing over a secured site-to-site VPN tunnel?
A. GRE + SSL
B. VTI + SSL
C. VRF + SSL
D. GRE + IPsec
E. L2TP + IPsec
F. VRF + IPsec
Answer: D
Explanation: