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Which type of wireless encryption is used for WPA2 in pre-shared key mode?
Which type of wireless encryption is used for WPA2 in pre-shared key mode?A . TKIP with RC4B . RC4C . AES-128D . AES-256View AnswerAnswer: D Explanation: We can see in this picture we have to type 64 hexadecimal characters (256 bit) for the WPA2 passphrase so we can deduce the...
When configuring IPv6 on an interface, which two IPv6 multicast groups are joined? (Choose two)
When configuring IPv6 on an interface, which two IPv6 multicast groups are joined? (Choose two)A . 2000::/3B . 2002::5C . FC00::/7D . FF02::1E . FF02::2View AnswerAnswer: DE Explanation: When an interface is configured with IPv6 address, it automatically joins the all nodes (FF02::1) and solicited-node (FF02::1:FFxx:xxxx) multicast groups. The all-node...
What does router R1 use as its OSPF router-ID?
Refer to the exhibit. What does router R1 use as its OSPF router-ID?A . 10.10.1.10B . 10.10.10.20C . 172.16.15.10D . 192.168.0.1View AnswerAnswer: C Explanation: OSPF uses the following criteria to select the router ID:
Which two interface counters are incremented?
A frame that enters a switch fails the Frame Check Sequence. Which two interface counters are incremented? (Choose two)A . runtsB . giantsC . frameD . CRCE . input errorsView AnswerAnswer: DE Explanation: Whenever the physical transmission has problems, the receiving device might receive a frame whose bits have changed...
What is the result of this configuration?
Two switches are connected and using Cisco Dynamic Trunking Protocol SW1 is set to Dynamic Desirable. What is the result of this configuration?A . The link is in a down state.B . The link is in an error disables stateC . The link is becomes an access port.D . The...
By default, which OSPF network type is seen on this interface when the user types show ip ospf interface on R1 or R2?
A user configured OSPF in a single area between two routers A serial interface connecting R1 and R2 is running encapsulation PPP. By default, which OSPF network type is seen on this interface when the user types show ip ospf interface on R1 or R2?A . point-to-multipointB . broadcastC ....
Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two)
Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two)A . It drops lower-priority packets before it drops higher-priority packets.B . It can identify different flows with a high level of granularity.C . It guarantees the delivery of high-priority packets.D . It can mitigate congestion by...
Which protocol allows the engineer to perform this function using the Cisco IOS MIB?
A network engineer must back up 20 network router configurations globally within a customer environment. Which protocol allows the engineer to perform this function using the Cisco IOS MIB?A . CDPB . SNMPC . SMTPD . ARPView AnswerAnswer: B Explanation: SNMP is an application-layer protocol that provides a message format...
Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two)
Which two actions are performed by the Weighted Random Early Detection mechanism? (Choose two)A . It drops lower-priority packets before it drops higher-priority packets.B . It can identify different flows with a high level of granularity.C . It guarantees the delivery of high-priority packets.D . It can mitigate congestion by...
How do TCP and UDP differ in the way that they establish a connection between two endpoints?
How do TCP and UDP differ in the way that they establish a connection between two endpoints?A . TCP uses synchronization packets, and UDP uses acknowledgment packets.B . UDP uses SYN, SYN ACK and FIN bits in the frame header while TCP uses SYN, SYN ACK and ACK bits.C ....
