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Which of the following attacks can be mitigated by providing proper training to the employees in an organization?

The simplest form of a firewall is a packet filtering firewall. Typically a router works as a packet-filtering firewall and has the capability to filter on some of the contents of packets. On which of the following layers of the OSI reference model do these routers filter information?

Each correct answer represents a complete solution. Choose all that apply.

Which of the following programs can be used to detect stealth port scans performed by a malicious hacker?

Each correct answer represents a complete solution. Choose all that apply.

You are tasked with configuring your routers with a minimum security standard that includes the following:

l A local Username and Password configured on the router

l A strong privilege mode password

l Encryption of user passwords

l Configuring telnet and ssh to authenticate against the router user database

Choose the configuration that best meets these requirements.