The fax modem is used to send and receive fax messages by only having phone line (fax machine is not required). The scanned documents should be saved as digital file (image or PDF format) in order to be sent. So, in order to send a portion of a map you should first convert the map into digital file and than simply send it through the fax modem. The best way to convert it to a digital file is to use an optical character recognition (OCR).
Answer: OCSP
Explanation:
Ocsp(online certificate status protocol) is used to maintain the security status of the server and also to determine the status of SSL/TLS certificates used by the webserver.
