CCNA 4 Final Exam
1. Which functions are provided by LCP and NCP as part of the PPP layered architecture?
LCP sets up the PPP connection and its parameters. NCP terminates the PPP connection.
LCP sets up the PPP connection and its parameters. NCP handles higher layer protocol configurations.
LCP includes the link-establishment phase. NCP includes link-maintenance and link-termination phases.
LCP negotiates options for multiple network layer protocols. NCP agrees automatically on encapsulation formats.
2.
Refer to the exhibit. EIGRP has been configured on routers R1 and R2. Connectivity across the Frame Relay switch between routers R1 and R2 is successfully verified using the ping command. However, no EIGRP routes are appearing in the routing table. What could be a cause for this failure?
The Frame Relay switch has failed
4.
Refer to the exhibit. A network administrator is considering updating the IOS on Router1. What version of IOS is currently installed on Router1?
1
12.4
15
1841
5.
Refer to the exhibit. What is placed in the address field in the header of a frame that will travel from the San Jose router to the DC router?
DLCI 103
DLCI 301
172.16.1.18
172.16.1.19
6. A company is looking for a WAN solution to connect its headquarters site to four remote sites. What are two advantages that dedicated leased lines provide compared to a shared Frame Relay solution? (Choose two.)
reduced jitter
reduced costs
reduced latency
the ability to burst above guaranteed bandwidth
the ability to borrow unused bandwidth from the leased lines of other customers
7.
Refer to the exhibit. Partial results of the show access-lists and show ip interface FastEthernet 0/1 commands for router Router1 are shown. There are no other ACLs in effect. Host A is unable to telnet to host B. Which action will correct the problem but still restrict other traffic between the two networks?
Apply the ACL in the inbound direction.
Apply the ACL on the FastEthernet 0/0 interface.
Reverse the order of the TCP protocol statements in the ACL.
Modify the second entry in the list to permit tcp host 172.16.10.10 any eq telnet .
8. Which combination of authentication and Layer 2 protocol should be used to establish a link between a Cisco and a non-Cisco router without sending authentication information in plain text?
CHAP and HDLC
CHAP and PPP
PAP and HDLC
PAP and PPP
9. Which statement is true about wildcard masks?
A wildcard mask must be created by inverting the subnet mask.
A wildcard mask performs the same function as a subnet mask.
A wildcard mask of 0.0.0.0 means the address should match exactly.
A wildcard mask uses a "1" to identify IP address bits that must be checked.
Questions and Answers
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1. What functionality do access control lists provide in the implementation of dynamic NAT on a Cisco router? define which addresses can be translated define which addresses are assigned to a NAT pool define which addresses are allowed out the router define which addresses can be accessed from the inside network 2. Which three guidelines would help contribute to creating a strong password policy? (Choose three.) Once a good password is created, do not change it. Deliberately misspell words when
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If you are interested in understanding and working with network switches and routers you should seriously consider undergoing a Cisco training course and certification. If you are new to the area you should first aim at being CCNA certified. CCNA is basically the acronym which means Cisco Certified Network Associate.
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An administrator is configuring a dual stack router with IPv6 and IPv4 using RIPng. The administrator receives an error message when trying to enter the IPv4 routes into RIPng. What is the cause of the problem? When IPv4 and IPv6 are configured on the same interface, all IPv4 addresses are over-written in favor of the newer technology. Incorrect IPv4 addresses are entered on the router interfaces. RIPng is incompatible with dual-stack technology.
1. Due to a security violation, the router passwords must be changed. What information can be learned from the following configuration entries? (Choose two.) Router(config)# line vty 0 3 Router(config-line)# password c13c0 Router(config-line)# login
What two advantages does CIDR provide to a network? (Choose two.) reduced routing table size dynamic address assignment automatic route redistribution reduced routing update traffic automatic summarization at classful boundaries
A network administrator has been told that the company IP address infrastructure must adhere to RFC 1918. What three IP address ranges from RFC 1918 could the administrator use on the network? (Choose three.) 10.0.0.0/8 127.0.0.0/8 169.254.0.0/16 172.16.0.0/12 192.168.0.0/16 209.165.201.0/27
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