You need to implement a technology that can prevent IP spoofing. Which of the following would do this?
A. DNSSEC
B. unicast reverse path forwarding
C. private VLANs
D. port security
B
Explanation: When enabled, unicast reverse path forwarding allows a router to verify the reachability of the source address in packets being forwarded. If the router cannot find a path back to the IP address in its routing table using the interface on which it arrived, it knows spoofing is in operation and it drops the packet.
You might also like to view...
When inserting bullets into a table cell, which of the following is NOT true?
A) The bullet can easily be changed to a number, if desired. B) The bullet will not appear flush to the left of the cell. C) The bullet will appear centered vertically in the cell. D) The bullet can be moved using the Increase/Decrease indent buttons.
Before importing an XML file into Excel, an XML ________ should be added to the worksheet
Fill in the blank(s) with the appropriate word(s).