You Want to Secure a POP3 Connection to a Server

question 38

Multiple Choice

You want to secure a POP3 connection to a server that does not support SSL. While you do not have ssh access to the POP3 server itself, you at least have SSH access to a server near the POP3 server. Given the following information: POP3 server: pop3.digitalairlines.com SSH server: ssh.digitalairlines.com Your host: da10.digitalairlines.com POP3 port: 110 Local port: 11110 Which command will forward connections from the local port 11110 to port 110 of the POP3 server, using a secure tunnel between your host and the SSH server?

• A) ssh -L 11110:ssh.digitalairlines.com:110 [e-mail]
• B) ssh -L 110:ssh.digitalairlines.com:11110 [e-mail]
• C) ssh -L 11110:pop3.digitalairlines.com:110 [e-mail]
• D) ssh -L 110:pop3.digitalairlines.com:11110 [e-mail]

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Definitions:

Circadian Rhythms

The natural, internal processes that regulate the sleep-wake cycle and repeat roughly every 24 hours, influencing physical, mental, and behavioral changes.

Magnocellular Cells

Large neurons within the magnocellular layer of the lateral geniculate nucleus, important for processing motion and low-light visual information.

Visual Cortex

The part of the cerebral cortex that processes visual information, located in the back of the brain.

Geniculostriate System

Projections from the retina to the lateral geniculate nucleus to the visual cortex.