FaxingWorkCentre 5300 Series Multifunction PrinterSystem Administrator Guide124Session Initiation Protocol FaxSession Initiation Protocol Fax (SIP Fax or FoIP Fax), allows you to send and receive fax documents overthe internet to and from another FoIP fax machine or a standard G3 fax machine.If you have an SIP server, you can associate the SIP User Name of the printer with a fax number, sothat users can type the fax number in a familiar format. If you have a VoIP gateway, the printer cancommunicate with standard G3 fax machines. Configure SIP server settings, register VoIP gateways,and configure T.38 settings if necessary.Before you begin, purchase and install the Fax over IP Kit.Enabling SIP Fax at the Control Panel1. At the printer control panel, press the Machine Status button, then touch the Tools tab.2. Touch System Settings > Common Service Settings > Other Settings.3. Touch Fax Service, then touch Change Settings.4. Touch Scan to Fax.5. Touch Save.Configuring SIP Settings1. In CentreWare IS, click Properties > Protocols > SIP.2. Type the SIP protocol port number in the Port Number field.3. Type an SIP User ID for the printer. An SIP User ID is a combination of an SIP user name and IPaddress. For example, if the IP address of the printer is 192.168.1.1, and you want to assign thenumber 1111 as the SIP user name, type 1111@192.168.1.1 in the SIP User ID field.If you are using an SIP server, type the SIP UserID is the G3 fax number of the printer followed bythe IP address of the SIP server. For example, 5031112222@192.180.1.2.If you do not have an SIP server, type the IP address of the printer in the SIP User ID field.4. Select the appropriate SIP Transfer Protocol.5. Next to Enable SIP Server, select Yes.6. Next to SIP Server IP Address Resolution, select DHCP or Static.7. To filter domains, next to Domain Filtering, select Allow Domains or Block Domains.• Click Edit.• Type the domains that you want to add to the filter list.• Click Apply.8. If you are using an SIP proxy server, under Primary SIP Proxy Server Setup, type the IP address ofthe server.9. Type the user name and password used to log in to the server.10. Next to Server Type, select Standard or Cisco.11. Under Secondary SIP Proxy Server Setup, type information about your secondary proxy server.12. Under Primary SIP Proxy Registrar Server Setup, type information about your secondaryproxy server.