CCNA R&S | CCNA Routing And Switching

You would like to set the default 300 second age of a mac address table entry. You need to use the mac-address-table aging-time command. In which configuration mode is this done?

You have configured a router to use EIGRP as its main routing protocol for your internal network. You would like to configure a floating static route. What would need to be configured for the floating static router's administrative distance?

Refer to the |h %5coutput%5ct226%5cmisc%5c200105eo130.html command output.

Which two statements are true regarding the command output? (Choose two.)

What is the field length in bytes for the source address in the MAC layer of an Ethernet frame?

When comparing static routing to dynamic routing, which two statements describe dynamic routing? (Choose TWO)

Which are two reasons for implementing an external AAA server such as RADIUS or TACACS+ for authentication? (Choose two.)

Which command allows you to view information about the TCP sessions and the BGP parameters of the sessions?

You need to verify the SSH configuration data on one of the network routers. Which command should you use?

Which is a layer of an SDN solution that is responsible for forwarding traffic?

You have configured an interface with port security. You have chosen to input the MAC addresses manually. This is an example of which feature?

Two bridges share the lowest bridge priorities on a network. Which metric is used to break the tie, when electing a root bridge?

Which three steps are required for a basic BGP configuration between a customer network and an ISP? (Choose three.)

In what configuration mode would you set the HSRP version using the standby version command?

Which command is optional when configuring a GRE tunnel?

You need to perform a password recovery on a router. Which configuration register value will allow you to bypass the startup configuration file stored in NVRAM?

QoS can use different types of mechanisms for classification and marking. Which of the following fields is used to indicate Layer 3 IPv4 packets?

Refer to the |h %5coutput%5ct226%5cmisc%5c100105eo229.html exhibit.

You have configured a trunk link between the two switches; however, hosts are unable to communicate with each other. What change should be made to resolve the issue?

You are configuring a serial interface on your router for PPP. If a DCE cable is attached, which command would be used to set the speed of the interface to 64 kbps?

You need to monitor basic end-to-end WAN connectivity between HQ and the branch office. You want to test end-to-end connectivity every 15 seconds and if connectivity is not successful you need to be notified. What should you do?

When a Cisco switch learns about a new device on the network, what command is used to see the list of unique address associated with these devices?

Which command would you use to verify the state of the GRE tunnel?

When troubleshooting RIPv2, which command will present you with information on RIP routing transactions?

Which command would you use to verify that the dialer interface is up for a PPOE client?

Which is an open source southbound API for SDN networks that is used to define flow path through the network?

At which layer of the OSI model does DHCP snooping operate?

Refer to the |h %5coutput%5ct262%5cmisc%5c200105eo236.html partial command output |h %5coutput%5ct262%5cmisc%5c200105eo235.html .

Which command was used to produce the partial output?

What allows a stand-by router to become the active router when using HSRP?

Which SNMPv3 level of security requires authentication only?

Routers support packet-forwarding mechanisms. Which packet-forwarding mechanism is the most recent and preferred?

You want to view all of the VLAN names, statuses, and ports on a Cisco switch. Which IOS command would you use to view this specific information only?

You configured DHCP to dynamically allocate IP addresses. Which of the following is the first step of the DHCP process for configuring clients?

Which command would be used if you would like to see the contents of all ACLs on your Cisco router?

Refer to the |h %5coutput%5ct262%5cmisc%5c200105eo235.html partial command output.

Which command was used to produce the partial output?

When configuring HSRP, which of the following priority levels would elect the "active" router in a HSRP group?

You would like to allow users to move around your company’s physical location, while still restricting access to certain networks. What can be implemented to allow this?

Which Cisco service allows an administrator to examine the path that a specific type of packet travels as it makes its way across the network from a source to a destination node?

How often does a Cisco switch send a PAgP packet to check for updates in seconds?

What is the range of the first octet in an IPv4 multicast address?

You are verifying the status of an interface. You run the show interface command and notice that there are several CRC errors. What does this represent?

In which service model does the customer only manage applications and data?

You have been tasked to configure an ACL with four numbered standard IPv4 ACL statements. When specifying an ACL number, which ranges of numbers are considered a numbered standard? (Choose two.)

You are configuring inter-VLAN routing using a multilayer switch. Which command is used to create the SVI for vlan 20?

You need to determine the type of cable that is connected to a serial interface. Which command should you use?

Which tool is used to verify the routers a packet passes though as it makes its way through a network?

Which two statements describe pure distance vector routing protocols? (Choose two.)

Refer to the |h %5coutput%5ct262%5cmisc%5c100105eo305.html exhibit. What is the subnet mask of the 3rd child route for the 172.16.0.0 parent route?

You want to confirm that the 2001:DB8:0:2::/64 EIGRP route is in the IPv6 routing table. Which command should you use?

Which of the following are characteristics of RADIUS? (Choose three.)

What is used in an SDN deployment to provide communication between the controller and the various network devices?

An ACL has been configured to limit remote access. What can be done to monitor attempts to access the device by unauthorized sources?

You need to implement a spanning-tree protocol on your network that allows for different VLANS to have their own STP instance. Convergence also needs to happen as fast as possible. Which spanning-tree protocol should you use?

Refer to the |h %5coutput%5ct226%5cmisc%5c100105eo212.html command output.

Which Cisco IOS command produced this output?

Which routing protocol has a hop count limit of 15?

Review the following sequence of commands:

Branch(config)#ip access-list extended WEB_ONLY
Branch(config-ext-nacl)#permit tcp 10.1.1.0 0.0.0.255 any eq www
Branch(config-ext-nacl)#20 permit tcp 10.1.1.0 0.0.0.255 any eq 443

Which type of ACL is being created?

Refer to the |h %5coutput%5ct306%5cmisc%5c100105eo416.html exhibit. The following output is displayed when the show access-lists command is executed:

Standard IP access list 1
|w |w |w deny host 192.168.1.11
|w |w |w permit any

This host should not have access to the 192.168.5.0 /24 network. Which command set should be used when applying this ACL to the router interface?

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