User's Manual

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Some printer models allow for fax over IP (FoIP) using Session Initiation Protocol (SIP) and T.38. SIP is
a communication protocol used for voice and video calls. T.38 is a recommendation from the
International Telecommunication Union (ITU) for use of fax over IP networks.
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For printers equipped with fax over IP, to enable SIP:
1. In the Embedded Web Server, log in as administrator, then click Apps→Fax.
2. In the SIP Settings area, click SIP.
3. For Enable SIP Port, click the enable toggle button.
4. If needed, type a new port number.
5. For Device SIP Address, type the SIP address for the printer.
6. Click SIP Transport Protocol, then select an option.
7. To enable or disable the SIP server, click SIP Server, then select an option.
8. Click OK.
To register the VoIP gateways:
1. In the Embedded Web Server, log in as administrator, then click Apps→Fax.
2. In the SIP Settings area, click SIP.
3. Ensure that the Enable SIP Port toggle button is enabled.
4. In the VoIP Gateways area, click Edit.
5. Click the first available gateway.
6. For ID Number, type an ID number for the gateway.
7. For Address, type the IP address for the gateway.
8. Click OK.
9. If you use multiple VoIP gateways, for each gateway, repeat the steps to register the gateway.
10. When finished, click Close.
11. Click OK.
To configure domain filtering:
1. In the Embedded Web Server, log in as administrator, then click Apps→Fax.
2. In the SIP Settings area, click SIP.
3. Ensure that the Enable SIP Port toggle button is enabled.
4. In the Domain Filtering area, click Edit.
5. To allow specific domains, click Allow Specific Domains.
• Enter up to 50 domains to allow.
• To delete domains from the list, click the Trash icon.
6. To block specific domains, click Block Specific Domains.
Xerox
®
VersaLink
®
Series Multifunction and Single Function Printers
System Administrator Guide
153
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