Appendix B
Understanding Telephony Signaling and Troubleshooting

The CTP+ exam covers specific facts you need to know related to telephony signaling and troubleshooting. In addition to the information covered in the rest of the book, you should understand the topics addressed in this appendix, including:

• Signaling protocols

• Fax and modem communications

• Convergence devices and multimedia

• Troubleshooting