You Are a Network Designer and Have Been Asked to Consult

question 467

Multiple Choice

You are a network designer and have been asked to consult with your server operations team to further enhance the security of the network. The operations team provides you with these details about the network: A pool of servers is accessed by numerous data centers and remote sites. The servers are accessed via a cluster of firewalls. The firewalls are configured properly and are not dropping traffic. The firewalls occasionally cause asymmetric routing of traffic within the server data center. Which technology would you recommend to enhance security by limiting traffic that could originate from a hacker compromising a workstation and redirecting flows at the servers?

• A) Access control lists to limit sources of traffic that exits the server-facing interface of the firewall cluster
• B) Poison certain subnets by adding static routes to Null0 on the server farm core switches.
• C) Unicast Reverse Path Forwarding in strict mode
• D) Unicast Reverse Path Forwarding in loose mode

---

Definitions:

Codicil

An addition or amendment made to a will, which may add to, modify, or revoke portions of the document.

Trusts

Are fiduciary relationships in which one party, known as a trustee, holds property for the benefit of another party, the beneficiary.

Functions

The roles or activities that are natural to or intended for an individual or thing.

Prevent

To stop something from happening or to hinder certain actions by taking proactive measures.