TestOut LabSim Chapter 6
What does the ip address dhcp command allow you to do? Configure the switch to obtain an IP address from a DHCP server Configure the switch to act as a DHCP server Send the DHCP server address to all connected devices Specify the DHCP relay server for forwarding DHCP packets
Configure the switch to obtain an IP address from a DHCP server
Switches running the STP are in the process of exchanging BPDUs and redefining their roles. In what state are the switches?
Listening
You need to configure spanning tree on a Cisco switch. You'd like to use a protocol that conforms to the 802.1w standards. Which protocol should you use?
Rapid PVST+
Which of the following solutions would you implement to eliminate switching loops? Spanning tree Auto-duplex CSMA/CD Inter-VLAN routing
Spanning tree
You manage a network that uses multiple switches. You want to provide multiple paths between switches so that if one link goes down, an alternate path is available. Which feature should your switch support?
Spanning tree
You manage a single subnet with three switches. The switches are connected to provide redundant paths between the switches. Which feature prevents switching loops and ensures there is only a single active path between any two switches?
Spanning tree
When you configure VLANs on a switch, which of the following is used to identify a device's VLAN membership? Switch port MAC address IP address Host name
Switch port
Which of the following statements accurately describes a VLAN ID? VLAN IDs are defined at the Networrk layer and help route the frame through the switch fabric Switches append a VLAN ID to the header of each frame to identify the virtual network it belongs to VLAN IDs identify the VLAN where the frame originated so the receiving host can reply VLAN IDs identify both the source and destination VLAN. They are like network addresses, except they exist at the Data Link layer
Switches append a VLAN ID to the header of each frame to identify the virtual network it belongs to
Which of the following benefits apply only to creating VLANs with switches and not to segmenting the network with regular switches? You can provide guaranteed bandwidth between two devices You can create multiple collision domains You can create multiple broadcast domains You can segment the network based on physical location
You can create multiple broadcast domains
Which command would you use on a switch to enable management from a remote network? no shutdown ip default-gateway 192.168.10.185 ip address 192.168.10.185 255.255.255.0 ip address dhcp
ip default-gateway 192.168.10.185
Select the statement that best describes a broadcast storm. A broadcast storm occurs when the amount of electrical interference on a cable exceeds acceptable levels, broadcasting a storm of noise and preventing accurate data transfer A broadcast storm occurs when there are so many broadcast messages on the network that they approach or exceed the network bandwidth A broadcast storm occurs when a network server loses its connection to the network, and the disconnected cable sends feedback messages that overwhelm the network cable capacity A broadcast storm occurs when the level of TCP/IP transfers overwhelm a gateway
A broadcast storm occurs when there are so many broadcast messages on the network that they approach or exceed the network bandwidth
A switch running STP is classified as a backup bridge. What state is it in?
Blocking
Which of the following statements describe how VLANs affect broadcast traffic within an internetwork? (Select two) Broadcast traffic is only transmitted on VLAN1 Devices on the same VLAN have the same subnet address Broadcast traffic is transmitted to all devices on all VLANs Devices on separate VLANs share the same subnet address Broadcast traffic is transmitted only within a VLAN
Devices on the same VLAN have all the same subnet address Broadcast traffic is transmitted only within a VLAN
Which of the following best describes the concept of a VLAN? Devices connected through the internet that can communicate without using a network address Devices in separate networks (which means they have different network addresses) logically grouped as if they were in the same network Devices on different networks that can receive multicast packets Devices on the same network logically grouped as if they were on separate networks Devices connected by a transmission medium other than cable (such as microwave or radio transmissions)
Devices on the same network logically grouped as if they were on separate networks
You manage a network with multiple switches. You find that your switches are experiencing heavy broadcast storms. Which of the following will help reduce the effects of a broadcast storm? Configure each switch with a single trunk port Manually set the speed for each switch port Disable auto-duplex detection Enable spanning tree on the switches
Enable spanning tree on the switches
Which statements accurately describe the port states of both bridges and switches? (Select two) In the learning state, the MAC address table can be populated, but frames are not forwarded Ports in a blocked state still receive BPDUs In the learning state, all ports are in a forwarding state Ports in a blocked state cannot receive BPDUs In the learning state, the MAC address table cannot be populated because the port is blocked
In the learning state, the MAC address table can be populated, but frames are not forwarded Ports in a blocked state still receive BPDUs
Match each with its correct switch management method: Competes with normal network traffic for bandwidth Uses a dedicated communication channel Must be encrypted to protect communications from sniffing Does not compete with normal network traffic for bandwidth Affected by network outages
In-band management: Competes with normal network traffic for bandwidth Must be encrypted to protect communications from sniffing Affected by network outages Out-of-band management: Uses a dedicated communication channel Does not compete with normal network traffic for bandwidth
Which of the following are reasons to configure VLANs on a switch as opposed to using switches without VLANs? (Select two) Increased number of broadcast domains Allowing broadcast traffic between subnets Redundant paths between two hosts Increased security Increased number of collision domains
Increased number of broadcast domains Increased security
A switch running STP is in the listening state. A message destined for a different network segment arrives at the switch. Which of the following best describes what the switch will do? It does not record address or segment information. However, the message is forwarded. It does not record address or segment information. It does not forward the message It places the source address and segment in its database and forwards the message It places the source address and segment in its database, but does not forward the message.
It does not record address or segment information. It does not forward the message
A switch is running STP is in the learning state. A message destined for a different network segment arrives at the switch. Which of the following best describes what the switch will do? It places the source address and segment in its database and forwards the message It does not record address or segment information. However, the message is forwarded It uses the source MAC address and network segment information to build its bridge database, but does not forward the message. It does not record address or segment information. It does not forward the message
It uses the source MAC address and network segment information to build its bridge database, but does not forward the message
You are configuring a switch so that you can manage it using PuTTY from the same network segment as the switch. On the switch, you enter the following commands: switch#config terminal switch(config)#interface vlan 1 switch(config-if)#ip address 192.168.1.10 255.255.255.0 Will this configuration work? Why or why not?
No, the no shutdown command needs to be entered
You manage a network with two switches. The switches are connected together through their Gigabit Ethernet uplink ports. You define VLAN 1 and VLAN 2 on each switch. A device on the first switch in VLAN 1 needs to communicate with a device on the same switch which is in VLAN 2. What should you configure so that the two devices can communicate?
Routing
A switch receives a frame addressed to the MAC address FF:FF:FF:FF:FF:FF. What will the switch do with the frame? Send it out all ports except for the port it was received on. Forward it out the port and to the device with that MAC address Drop the frame Process the frame and respond to the sending device
Send it out all ports except for the port it was received on
What feature dynamically places switch ports in blocking or forwarding states?
Spanning tree
What connectivity hardware is used to create a VLAN?
Switch
You can create a virtual LAN using which of the following? Hub Gateway Switch Router
Switch
You want to reduce collisions by creating separate collision domains and virtual LANs. Which device should you use?
Switch
Which problem does the spanning tree protocol prevent? Switching loops from developing when redundant paths are implemented between switches Packet blocking on backup bridge ports to allow switches to forward frames to all BPDUs Buffer overflows by defining source-quench messages that a receiving device sends to the transmitting device Routing table from becoming outdated by decreasing the convergence time on a network
Switching loops from developing when redundant paths are implemented between switches
Which of the following are true regarding using multiple VLANs on a single switch? (Select two) The number of broadcast domains increases The number of collision domains remains the same The number of broadcast domains decreases The number of collision domains decreases The number of broadcast domains remains the same The number of collision domains increases
The number of broadcast domains increases The number of collision domains remains the same
When configuring VLANs on a switch, what type of switch ports are members of all VLANs defined on the switch?
Trunk ports
You manage a network with two switches. The switches are connected together through their Gigabit Ethernet uplink ports. You define VLAN 1 and VLAN 2 on each switch. A device on the first switch in VLAN 1 needs to communicate with a device on the second switch in VLAN 1. What should you configure to allow communications between these two devices through the switches?
Trunking
You manage a single subnet with three switches. The switches are connected to provide redundant paths between the switches. Which feature allows the switches to pass VLAN traffic between the switches?
Trunking
Match each type of switch with its corresponding characteristics: Commonly sold at retail stores Provides port security features Supports VLANs Provides very few configuration options Can be configured over a network connection Can be configured over a dedicated communication channel
Unmanaged switch: Commonly sold at retail stores Provides very few configuration options Managed switch: Provides port security features Supports VLANs Can be configured over a network connection Can be configured over a dedicated communication channel
You run a small network for your business that has a single router connected to the Internet and a single switch. You keep sensitive documents on a computer that you would like to keep isolated from other computers on the network. Other hosts on the network should not be able to communicate with this computer through the switch, but you still need to access the network through the computer. What should you use for this situation?
VLAN
Your company is a small start-up that has leased office space in a building shared by other businesses. All businesses share a common network infrastructure. A single switch connects all devices in the building to the router that provides internet access. You would like to make sure that your computers are isolated from computers used by other companies. Which feature should you request to have implemented?
VLAN
You manage a network that uses a single switch. All ports within your building connect through the single switch. In the lobby of your building are three RJ45 ports connected to the switch. You want to allow visitors to plug into these ports to gain internet access, but they should not have access to any other devices on your private network. Employees connected throughout the rest of your building should have both private and internet access. Which feature should you implement?
VLANs
You need to keep users in all other departments from accessing the servers used by the finance department. Which of the following technologies should you use to logically isolate the network? VLANs NIC teaming MAC filtering Subnetting
VLANs
Match the Cisco device password type on the with its function: Controls the ability to log on through a LAN or WAN interface configured on the device Controls the ability to connect to the device using a web browser using HTTPS Controls the ability to connect to the device using a direct connection
VTY - Controls the ability to log on through a LAN or WAN interface configured on the device SDM - Controls the ability to connect to the device using a web browser using HTTPS Console - Controls the ability to connect to the device using a direct connection
