TestOut Unit 2 Review

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Which of the following use the CSMA/CD access method?

1000BaseT

Which of the following are valid IPv6 IP addresses? Select all that apply.

141:0:0:0:15:0:0:1 6384:1319:7700:7631:446A:5511:8940:2552

Which of the following tunneling methods is used to send IPv4 traffic through an IPv6 network?

4to6 tunneling

You have a network connected using a physical star topology. One of the drop cables connecting a workstation has been removed. Which of the following best describes what affect this will have on network communications?

All devices will be able to communicate, except the device connected with the drop cable .

You have a small network, as shown in the Exhibit. You have configured the IP address and subnet mask on Wrk1. You want to be able to use Wrk1 to browse the internet to connect to sites like www.cisco.com. Which other parameters are required on the workstation? (Select two.)

Default gateway DNS server address

Ethernet 100BaseFX networks use what type of cabling?

Fiber optic

Users are complaining that sometimes network communications are slow. You use a protocol analyzer and find that packets are being corrupted as they pass through a switch. You also notice that this only seems to happen when the elevator is running. What should you do?

Install shielded cables near the elevator.

Which of the following are characteristics of Teredo tunneling? (Select three.)

Tunnel endpoints configured on hosts. Works through NAT. Dual stack hosts.

Examine the following output: Server: to.xct.mirrorxhq.net Address: 209.53.4.130 Name: westxsim.com Address: 64.78.193.84 Which of the following utilities produced this output?

nslookup

Your network follows the 100BaseTX specifications for Fast Ethernet. What is the maximum cable segment length allowed?

100 meters

You have been tasked with designing a high-speed Ethernet network. Your client's building already has 150-ohm shielded twisted pair (STP) wiring installed. Due to budget constraints, they have asked you to reuse the existing wiring instead of installing new fiber optic cabling. Which Ethernet standard could you implement in this situation?

1000BaseCX

Which Gigabit Ethernet standard can support long network segments up to a maximum of 5 km when used with single-mode fiber optic cable?

1000BaseLX

You want to implement an Ethernet network at very long distances using fiber optic cables. Which standard and cable type would you choose? (Select two.)

1000BaseLX Single-mode fiber

Which Gigabit Ethernet standard uses multimode fiber optic cabling and supports network segments up to a maximum of 550 meters long?

1000BaseSX

Which of the following Ethernet standards uses fiber-optic cabling? (Select two.)

100BaseFX 1000BaseLX

You have been tasked with designing an Ethernet network. Your client needs to implement a very high-speed network backbone between campus buildings, some of which are around 300 meters apart. Multi-mode fiber optic cabling has already been installed between buildings. Your client has asked that you use the existing cabling. Which Ethernet standard meets these guidelines? (Choose two.)

10GBaseSR 1000BaseSX

Assuming the network is indicated by the default portion of the IP address, which three of the following IP addresses belong to the Class A network 114.0.0.0? (Select three.)

114.122.66.12 114.0.0.15 114.58.12.0

A host on the network has an IP address of 129.11.99.78 using the default subnet mask. How would you identify the address and mask using CIDR notation?

129.11.99.78/16

Which of the following is the last IP address that can be assigned to hosts on the 166.70.0.0 network using the default subnet mask?

166.70.255.254

What is the network address and subnet mask used by APIPA? (Select two.)

169.254.0.0 255.255.0.0

Which of the following IP address ranges is reserved for automatic private IP addressing?

169.254.0.1 - 169.254.255.254

You've decided to use a subnet mask of 255.255.192.0 on the 172.17.0.0 network to create four separate subnets. Which network IDs will be assigned to these subnets in this configuration? (Select two.)

172.17.128.0 172.17.0.0

Your network has been assigned the Class B network address of 179.113.0.0. Which three of the following addresses can be assigned to hosts on your network?

179.113.0.118 179.113.65.12 179.113.89.0

Your network has been assigned the Class C network address 200.78.151.0. Which of the following addresses can be assigned to hosts on your network? (Select three.)

200.78.151.111 200.78.151.252 200.78.151.12

You are planning a network for an educational campus. Due to the size of the buildings and the distance between them, you have elected to use 10BaseFL hubs, cabling, and network interface cards. What is the maximum length for the network cable between a workstation and a hub?

2000 meters

Consider the following output from a dig command run on a Linux system. ; <<>> DiG 8.2 <<>> westsim111.com;;res options:init recurs defnam dnsrch;;got answer:;;->>HEADER<<-opcode:QUERY, status: NOERROR, id:4;;flags: qr rd ra; QUERY:1, ANSWER:1, AUTHORITY:2, ADDITIONAL:0;;QUERY SECTION:;; westsim111.com, type = A, class = IN;;ANSWER SECTION:westsim111.com. 7h33m IN A 76.141.43.129;;AUTHORITY SECTION:westsim111.com. 7h33m IN NS dns1.deriatct111.com.westsim111.com. 7h33m IN NS dns2.deriatct222.com.;;Total query time: 78 msec;;FROM: localhost.localdomain to SERVER:default -- 202.64.49.150;;WHEN: Tue Feb 16 23:21:24 2005;;MSG SIZE sent: 30 rcvd:103 What is the IP address of the DNS server that performed this name resolution?

202.64.49.150

Your network follows the 100BaseFX specifications for Fast Ethernet and uses half-duplex multi-mode cable. What is the maximum cable segment length allowed?

412 meters

You manage a network with two locations, Portland and Seattle. Both locations are connected to the internet. All computers in both locations are configured to use IPv6. You would like to implement an IPv6 solution to meet the following requirements: Hosts in each location should be able to use IPv6 to communicate with hosts in the other location through the IPv4 internet. You want to use a site-to-site tunneling method instead of a host-to-host tunneling method. Which IPv6 solution should you use?

6to4

Use the exhibit to match the connector type on the left with the corresponding letter on the right.

A - DB25 B - DB9 C - RJ45 D - RJ11 E - LC F - BNC G - F-Type

Which two of the following statements about the dynamic host configuration protocol (DHCP) are true?

A DHCP server assigns addresses to requesting hosts. It can deliver other configuration information in addition to IP addresses.

You manage the two-location network shown in the exhibit. Workstations and servers at each location connect to a patch panel using behind-the-wall wiring. The patch panel then connects network hosts to one of three 1000BASE-T switches. Routers are implemented at each location to connect the two networks together using a private WAN. The switch ports have auto-MDIX disabled. Drag the cable type on the left to the most appropriate network location on the right. Each cable type can be used more than once.

A. Drop cables - Cat 6 straight-through UTP B. Patch cables - Cat 6 straight-through UTP C. Uplink cables - Cat 6 crossover UTP D. WAN cables - Single-mode fiber optic

During a network infrastructure upgrade, you have replaced two 10 Mbps hubs with switches and upgraded from Category 3 UTP cable to Category 5e. During the process, you accidentally cut the Cat 5e patch cable that stretches from the network printer to the upgraded switch. What is the impact on the network?

All network nodes except the printer will be available.

You administer a network with Windows Server 2016 and UNIX servers and Windows 10 Professional, Windows 7, and Macintosh clients. A Windows 7 computer user calls you one day and says he is unable to access resources on the network. You type ipconfig on the user's computer and receive the following output: 0 Ethernet adapter: IP address. . . . . . . . . : 169.254.1.17Subnet Mask . . . . . . . . : 255.255.0.0Default Gateway . . . . . . : You also check your NIC and see the link light on. What might the problem be?

An unavailable DHCP server.

You are implementing a SOHO network for a local business. The ISP has already installed and connected a cable modem in the business. The business has four computers that need to communicate with each other and the internet. The ISP's cable modem has only one RJ45 port. You need to set up the network within the following parameters: You must spend as little money as possible. You must not purchase unnecessary equipment. Computers need to have a gigabit connection to the network. New devices should not require management or configuration. You examine each computer and notice only one of the four computers has a wireless NIC; they all have Ethernet NICs. What should you purchase?

An unmanaged switch and CAT 5e cabling.

Which of the following physical topologies are used with Ethernet networks? (Select two.)

Bus, Star

The media access control method of all Ethernet networks is __________.

CSMA/CD

What is the minimum cable specification that supports 1000 Mbps Ethernet?

Cat 5e

Which of the following are requirements of the 1000BaseT Ethernet standards? (Select three.)

Cat 5e cabling, RJ45 connectors, The cable length must be less than or equal to 100m

What type of cabling is used with 100BaseTX Fast Ethernet networks?

Cat5 or higher

You manage a server that uses an IP address of 192.168.255.188 with a mask of 255.255.0.0. Which of the following describes the address type?

Classless

You want to create a rollover cable that has an RJ45 connector on both ends. How should you connect the wires within the connectors?

Connect pin 1 to pin 8, pin 2 to pin 7, pin 3 to pin 6, and pin 4 to pin 5.

You need to connect two switches using their uplink ports. The switches do not support auto-MDI. Which type of cable should you use?

Crossover

You need to transfer data from one laptop to another, and you would like to use an Ethernet cable. You do not have a hub or a switch. Which type of cable should you use?

Crossover

You want to connect the LAN port on a router to the uplink port on a switch. The switch does not support auto-MDI. Which type of cable should you use?

Crossover

You have a TCP/IP network with 50 hosts. There have been inconsistent communication problems between hosts. You run a protocol analyzer and discover that two hosts have the same IP address assigned. Which protocol can you implement on your network to help prevent problems such as this?

DHCP

You have a network with 50 workstations. You want to automatically configure workstations with the IP address, subnet mask, and default gateway values. Which device should you use?

DHCP server

You want to implement a protocol on your network that allows computers to find the IP address of a host from a logical name. Which protocol should you implement?

DNS

You need to enable hosts on your network to find the IP address of logical names such as srv1.myserver.com. Which device would you use?

DNS server

You have a network connected using a full physical mesh topology. The link between device A and device B is broken. Which of the following best describes what affect this will have on network communications?

Device A will be able to communicate with all other devices.

Which of the following services automatically creates and deletes host records when an IP address lease is created or released?

Dynamic DNS

Which of the following is a valid IPv6 address?

FEC0::AB:9007

You have just connected four new computer systems to an Ethernet switch using spare patch cables. After the installation, only three systems are able to access the network. You verify all client network settings and replace the network card in the failed system. The client is still unable to access the network. Which of the following might you suspect is the real cause of the problem?

Failed patch cable

You are moving a client to a new location within an Ethernet network. Previous to the move, the client system did not have difficulty accessing the network. During the relocation, you attach patch cables from the client system to the wall jack and from the patch panel to the switch. Once connected, you do not get a link light on the network card or the switch. You swap out the cable running between the patch panel and the switch with a known working one, but you still cannot connect. Which of the following might you suspect is the problem?

Failed patch cable between the client system and the wall jack

Upon conducting a visual inspection of the server room, you see that a switch displays LED collision lights that are continually lit. You check the LED on the corresponding workstation and see that it is flashing rapidly even though it is not sending or receiving network traffic at that time. What is the cause of the network collisions?

Faulty network card

Which protocol does an IP host use to inform a router that it wants to receive specific multicast frames?

IGMP

You have a small network with a single subnet connected to the internet as shown in the Exhibit. The router has been assigned the two addresses shown. You need to manually configure the workstation to connect to the network. The workstation should use RouterA as the default gateway and DNS1 as the DNS server address. From the drop-down options, select the appropriate parameters to configure the workstation's TCP/IP settings.

IP address = 192.168.12.46 Subnet mask = 255.255.255.240 Default gateway = 192.168.12.34 DNS Server = 198.162.1.22

You have a workstation connected to a small branch network using a single switch. The network does not have any routers and is not connected to the internet. What are the minimum configuration parameters required on the workstation to be able to communicate with all hosts on the network?

IP address and subnet mask

You recently created a new network segment for the development department. Because the hosts are now on a different network segment, they can no longer contact the DHCP server. Both network segments are connected via a Cisco router. Which of the following would be the best action to take in order to fix the problem?

Implement an IP helper address on the router.

A user reports that he can't browse to a specific website on the internet. From his computer, you find that a ping test to the web server succeeds. A traceroute test shows 17 hops to the destination web server. What is the most likely cause of the problem?

Incorrect DNS server address

You manage a network that has multiple internal subnets. You connect a workstation to the 192.168.1.0/24 subnet. This workstation cannot communicate with any other host on the network. You run ipconfig /all and see the following: Ethernet adapter Local Area Connection:Connection-specific DNS Suffix. : mydomain.localDescription . . . . . . . : Broadcom network adapterPhysical Address . . . . . : 00-AA-BB-CC-74-EFDHCP Enabled. . . . . . . : NoAutoconfiguration Enabled . . : YesIPv4 Address. . . . . . . : 192.168.2.102(Preferred)Subnet Mask . . . . . . . : 255.255.255.0Default Gateway. . . . . . : 192.168.1.1DNS Servers . . . . . . . : 192.168.2.20 What is the most likely cause of the problem?

Incorrect IP address

You manage a network that has multiple internal subnets. You connect a workstation to the 192.168.1.0/24 subnet. This workstation can communicate with some hosts on the private network, but not with other hosts. You run ipconfig /all and see the following: Ethernet adapter Local Area Connection:Connection-specific DNS Suffix . : mydomain.localDescription . . . . . . . : Broadcom network adapterPhysical Address. . . . . . : 00-AA-BB-CC-74-EFDHCP Enabled . . . . . . . : NoAutoconfiguration Enabled. . . : YesIPv4 Address . . . . . . . : 192.168.1.102(Preferred)Subnet Mask . . . . . . . : 255.255.255.0Default Gateway. . . . . . . . . : 192.168.2.1DNS Servers. . . . . . . . . . . : 192.168.2.20 What is the most likely cause of the problem?

Incorrect default gateway

You manage a network that has multiple internal subnets. You connect a workstation to the 192.168.1.0/24 subnet. This workstation can communicate with some hosts on the private network, but not with other hosts. You run ipconfig /all and see the following: Ethernet adapter Local Area Connection:Connection-specific DNS Suffix . : mydomain.localDescription . . . . . . . : Broadcom network adapterPhysical Address. . . . . . : 00-AA-BB-CC-74-EFDHCP Enabled . . . . . . . : NoAutoconfiguration Enabled. . . : YesIPv4 Address . . . . . . . : 192.168.1.102(Preferred)Subnet Mask. . . . . . . . : 255.255.0.0Default Gateway . . . . . . : 192.168.1.1DNS Servers . . . . . . . : 192.168.1.20192.168.1.27 What is the most likely cause of the problem?

Incorrect subnet mask

Your Windows DHCP server had a default lease time of eight days. However, you have decided to reconfigure this DHCP server to dynamically assign IP addresses to DHCP clients using a lease duration of four days. What impact, if any, will this have on the network?

Increased network traffic

Which of the following strategies are used to prevent duplicate IP addresses being used on a network? (Select two.)

Install a DHCP server on the network. Use Automatic Private IP Addressing.

You have a server at work with a custom application installed. Connections to the server that use the custom application must use IPv6. The server is currently running IPv4. You are the only person who connects to the server, and you always use your Linux laptop for the connection. Your laptop supports both IPv4 and IPv6. The rest of your company network runs only IPv4. You need a cost-effective solution to allow your laptop to connect to the server. Your solution must also support communication through NAT servers. Which client software should you use to connect to the server? Correct Answer:

Miredo

Which address type is used for a video conference call consisting of multiple participants?

Multicast

Which of the following address types is shared by multiple hosts and used to form groups of computers that receive the same data stream?

Multicast

Which type of address is the IP address 232.111.255.250?

Multicast

You have a network connected using a physical bus topology. One of the cables that connects a workstation to the bus breaks. Which of the following best describes what effect this will have on network communications?

No devices will be able to communicate.

What topology is used with 100BaseTX Fast Ethernet networks? (Select two.)

Physical star/logical star Physical star/logical bus

You've connected a cable certifier to an RJ45 wall jack and the output shown below is displayed on the device. What does this output indicate? (Select two.)

Pin 4 Pin 6

You work in an office that uses Linux servers and Windows servers. The network uses the TCP/IP protocol. You are sitting at a workstation that uses Windows 10. An application you are using is unable to contact a Windows server named FileSrv2. Which command can you use to determine whether your computer can still contact the server?

Ping

Listed below are several DNS record types. Match the record type on the left with its function on the right.

Points a host name to an IPv4 address - A Provides alternate names to hosts that already have a host record. MX - CNAME Points an IP address to a host name. - PTR Points a hostname to an IPv6 address. - AAAA Identifies servers that can be used to deliver mail. - MX

CorpServ is a small company with 14 client systems and a network printer. Because there are only a limited number of networked systems, you decide to use APIPA addressing for the network. With APIPA configured, all systems are able to communicate with each other, but you are having trouble configuring Internet access. What is the likely cause of the problem?

Private addresses cannot directly communicate to hosts outside the local subnet.

Which of the following standards is typically used in a rollover cable?

RS232

You are creating an Ethernet network for your company. The shipping department is located in a different building that is located 150 meters from the main wiring closet. You connect a single Cat 6a cable to connect the wiring closet to the shipping building. Which of the following should you include in your plan?

Repeater

A user from the sales department calls to report that he is experiencing problems connecting to the sales file server. All users in the sales department connect to the sales server through a single Ethernet switch. No other users have reported problems connecting to the sales server. Which of the following troubleshooting actions are you most likely to perform first?

Replace the network card in the user's computer.

You have purchased a new router that you need to configure. You need to connect a workstation to the router's console port to complete the configuration tasks. Which type of cable would you most likely use?

Rollover

You have a Windows Server 2016 system that you want to use as a DHCP relay agent. Which Windows Server 2016 service would you use to do this?

Routing and Remote Access

Which of the following connectors is typically used on one end of a rollover cable?

Serial

You would like to implement 10 Gbps Ethernet over a distance of 1 kilometer or greater. Which of the following would be the minimum requirement for the implementation? (Select two.)

Single-mode fiber 10GBaseLR standards

You are configuring the DHCP Relay Agent role on a Windows server. Which of the following is a required step for the configuration?

Specify which server network interface the agent listens on for DHCP messages.

You manage a network that uses IPv6 addressing. When clients connect devices to the network, they generate an interface ID and use NDP to learn the subnet prefix and default gateway. Which IPv6 address assignment method is being used?

Stateless autoconfiguration

Match the IPv6 address configuration method on the right with its definition on the left.

Static Full Assignment: The entire 128-bit address and all other configuration information is statically assigned to the host. Static Partial Assignment: The prefix is statically assigned, and the interface ID is derived from the MAC address. Stateless Autoconfiguration: Clients automatically generate the interface ID and learn the subnet prefix and default gateway through the neighbor discovery protocol (NDP). Stateful DHCPv6: Provides each client an IP address, default gateway, and other IP configuration information. Stateless DHCPv6: Supplies the client with the DNS server IP address only. Does not provide the client an IP address, and does not track the status of each client.

You need to connect a workstation to a switch using a regular port on the switch (not an uplink port). The switch does not support auto-MDI. Which type of cable should you use?

Straight-through

Which of the following best describes the purpose of using subnets?

Subnets divide an IP network address into multiple network addresses.

You manage a subnet that uses the subnet address 198.162.1.0/23. Which of the following best describes how addressing is configured for the subnet?

Supernetting

Angela is the network administrator for a rapidly growing company with a 100BaseT network. Users have recently complained about slow file transfers. While checking network traffic, Angela discovers a high number of collisions. Which connectivity device would best reduce the number of collisions and allow future growth?

Switch

You have a small network connected to the internet as shown in the Exhibit. You need to configure the default gateway address on Wrk1 so that it can communicate with hosts on the internet. Which address would you use for the default gateway address?

The IP address assigned to Fa0/0 on Router1.

After installing a new DHCP server on the network, you need to verify that network devices are receiving IP addressing via DHCP. You reboot a Windows 10 client system and using the ipconfig /all command, receive the following information: Ethernet adapter Local Area Connection 1:Description . . . . . . . . . . . : Intel(R) Ethernet ConnectionPhysical Address. . . . . . . . . : 02-00-4C-4F-3F-50DHCP Enabled. . . . . . . . . . . : YesAutoconfiguration Enabled . . . . : YesAutoconfiguration IPv4 Address. . : 169.254.25.129Subnet Mask . . . . . . . . . . . : 255.255.0.0Default Gateway . . . . . . . . . :DNS Servers . . . . . . . . . . . : Which of the following statements are true? (Select two).

The client system is unable to reach the DHCP server. The client system is configured to use DHCP.

Due to widespread network expansion, you have decided to upgrade the network by configuring a DHCP server. The network uses Linux, Windows, and Mac OS X client systems. You configure the server to distribute IP addresses from 192.168.2.1 to 192.168.2.100. You use the subnet mask of 255.255.255.0. After making all setting changes on the DHCP server, you reboot each client system, but they are not able to obtain an IP address from the DHCP server. Which of the following would explain the failure?

The clients must be configured to obtain IP addressing from a DHCP server.

A network is connected following the IEEE 802.3 specifications. Which of the following best describes when a device can transmit messages?

The device listens to determine if the transmission media is free.

If dynamic DNS is being used, which of the following events will cause a dynamic update of the host records? (Select two.)

The ipconfig /registerdns command is entered on a workstation. The DHCP server renews an IP address lease.

Which type of address is the IP address 198.162.12.254/24?

Unicast

Which type of address is used in a packet to address the packet to a single host?

Unicast

Which of the following terms are often synonymous with or made possible with CIDR? (Select two.)

VLSM Classless

You are implementing a DHCP server for your segment. Your segment's IP address is 192.168.1.0. Your default gateway address is 192.168.1.254. Your DNS server address is 192.168.1.1. Your default gateway is configured as a NAT router to translate addresses between network segments. You configured the 03 Router option on your DHCP server so it can deliver the IP address of the default gateway to workstations. After configuring your workstations to get their IP addressing information dynamically, your users complain that they are unable to access websites on the internet. How can you resolve this problem?

You must configure your DHCP server with an option that delivers the IP address of the DNS server (Option 06).

Which of the following tools would you use to view the MAC addresses associated with IP addresses that the local workstation has contacted recently?

arp

Consider the following output. ;; res options: init recurs defnam dnsrch ;;got answer: ;;->>HEADER<<-opcode:QUERY, status; NOERROR,id:4 ;;flags: qr rd ra; QUERY:1, ANSWER:1, AUTHORITY:2, ADDITIONAL:0 ;;QUERY SECTION: ;; westsim111.com, type = A, class = IN ;;ANSWER SECTION:westsim111.com. 7h33m IN A 76.141.43.129 ;;AUTHORITY SECTION:westsim111.com. 7h33m IN NS dns1.deriatct111.com.westsim111.com. 7h33m IN NS dns2.deriatct222.com.;;Total query time: 78 msec ;;FROM: localhost.localdomain to SERVER: default -- 202.64.49.150 ;;WHEN: Tue Feb 16 23:21:24 2005 ;;MSG SIZE sent: 30 rcvd: 103 Which of the following utilities produced this output?

dig

You are troubleshooting a connectivity problem on a Linux server. You are able to connect to another system on the local network, but are not able to connect to a server on a remote network. You suspect that the default gateway information for the system may be configured incorrectly. Which of the following commands would you use to view the default gateway information on the Linux server?

ifconfig

You work in an office that uses Linux servers and Windows servers. The network uses both the TCP/IP protocol. The Linux server is used as an FTP server. Today you have received several calls from people who are unable to contact the Linux server at its known IP address. You are sitting at the Linux server and want to check its IP address. Which command should you use?

ifconfig

You need to configure a Cisco RFC 1542-compliant router to forward any received DHCP frames to the appropriate subnet. The address of the remote DHCP server is 172.16.30.1 Which of the following commands would you use to configure the router?

ip helper-address 172.16.30.1

You have been called in to troubleshoot a connectivity problem on a newly installed Windows Server 2016 system. The system is operating satisfactorily and is able to communicate with other systems on the local network. However it is unable to access any systems on other segments of the corporate network. You suspect that the default gateway parameter for the system has not been configured, or may be configured incorrectly. Which of the following utilities are you most likely to use to view the default gateway information for the system?

ipconfig

Examine the following output: Active Connections Proto Local Address Foreign Address StateTCP SERVER1:1036 localhost:4832 TIME_WAITTCP SERVER1:4798 localhost:1032 TIME_WAITTCP SERVER1:1258 pool-141-150-16-231.mad.east.ttr:24076 CLOSE_WAITTCP SERVER1:2150 cpe-66-67-225-118.roc.res.rr.com:14100 ESTABLISHEDTCP SERVER1:268 C872c-032.cpe.net.cale.rers.com:46360 ESTABLISHEDTCP SERVER1:2995 ip68-97-96-186.ok.ok.cox.net:23135 ESTABLISHED Which of the following utilities produced this output?

netstat

Your computer is sharing information with a remote computer using the TCP/IP protocol. Suddenly, the connection stops working and appears to hang. Which command can you use to check the connection?

netstat

Which command displays network activity statistics for TCP, UDP, and IP?

netstat -s

Mary calls to tell you that she can't connect to an intranet server called WebSrv1. From her computer, you ping the server's IP address. The ping test is successful. Which tool would you use on her workstation next to troubleshoot the problem?

nslookup

You are troubleshooting a network connectivity issue on a Unix system. You are able to connect to remote systems by using their IP address, but unable to connect using the host name. You check the TCP/IP configuration and note that a DNS server IP address is configured. You decide to run some manual resolution queries to ensure that the communication between the Unix system and the DNS server are working correctly. Which utilities can you use to do this? (Choose two.) Correct Answer:

nslookup dig

You need to perform a reverse lookup of the 10.0.0.3 IP address. Which command can you use to accomplish this? (Select two. Each response is a complete solution.)

nslookup 10.0.0.3 dig -x 10.0.0.3

Examine the following output. Reply from 64.78.193.84: bytes=32 time=86ms TTL=115Reply from 64.78.193.84: bytes=32 time=43ms TTL=115Reply from 64.78.193.84: bytes=32 time=44ms TTL=115Reply from 64.78.193.84: bytes=32 time=47ms TTL=115Reply from 64.78.193.84: bytes=32 time=44ms TTL=115Reply from 64.78.193.84: bytes=32 time=44ms TTL=115Reply from 64.78.193.84: bytes=32 time=73ms TTL=115Reply from 64.78.193.84: bytes=32 time=46ms TTL=115 Which of the following utilities produced this output?

ping

Your office has both Windows and Linux computers. You want to be able to view the address of the default gateway that a computer is using. Which of the following utilities could you use? (Select two.)

route ipconfig

While working on a Linux server, you are unable to connect to Windows Server 2016 system across the Internet. You are able to ping the default gateway on your own network, so you suspect that the problem lies outside of the local network. Which utility would you use to track the route a packet takes as it crosses the network?

traceroute


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