Cisco 640-875 SPNGN1 Brain Dumps

Question No. 1

When two or more different routes exist to the same destination that have been learned from two different routing protocols, what does a router use to determine the best route?

• A. Routing protocol metric
• B. Administrative distance
• C. Hop count
• D. Path cost
• E. Local preference

Question No. 2

Which IPv6 feature replaced and enhanced the IPv4 ARP functions?

• A. ARPv6
• B. DHCPv6
• C. Neighbor discovery protocol in ICMPv6
• D. Router solicitation and router advertisement
• E. Auto configuration

Question No. 3

On Cisco IOS Switches, which port security violation mode results in frames from non-allowed MAC address being dropped, log message created, and SNMP trap sent?

• A. Protect
• B. Restrict
• C. Shutdown
• D. Err-disabled
• E. Log

Question No. 4

A network engineer has configured an interface with various commands including the no shutdown command on an IOS-XR device. Both sides of the interface have been validated and the cable has been tested. Which command does the network engineer need to input?

• A. switch#copy running-configuration startup-configuration
• B. switch#commit config
• C. (config)#commit
• D. switch(config)#commit config
• E. switch#write memory

Question No. 5

Refer to the exhibit.

Which three statements about this show output are true? (Choose three.)

• A. Logging to the circular logging buffer has been disabled.
• B. All severity levels messages can be logged to the terminal lines other than the console.
• C. The logging facility has been set to “critical”.
• D. Messages with Severity Levels 0, 1, and 2 are sent to the syslog server.
• E. 169 messages have been sent to the syslog server.
• F. The logging buffer size is set to 8192 bytes.

Question No. 6

Which pair of mechanisms are often used together to allow dynamic routing over a secured site-to-site VPN tunnel?

• A. GRE + SSL
• B. VTI + SSL
• C. VRF + SSL
• D. GRE + IPsec
• E. L2TP + IPsec
• F. VRF + IPsec

Question No. 7

What is the term that refers to a device that has no Customer Equipment directly connected to it in a Service Provider network?

• A. Provider Edge Router
• B. Customer Edge Router
• C. Non-customer Edge Router
• D. Provider Router
• E. Provider Edge Provider Router