Ricoh 3045 Fax Reference - Page 87

Notes on Using IP-Fax, Functions Not Available for IP-Fax Transmission

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Internet Fax Functions (by Specifying an IP Address) -Terminology ❖ H.323 A multimedia communication protocol that sends or receives files via one-toone communication over a LAN or the Internet. ❖ SIP A communication control protocol for Internet telephone that utilizes VoIP (which converts voice information to IP packets) and is equipped with func- tions such as creating, modifying, and terminating sessions with one or more participants. 3 ❖ Gatekeeper (VoIP gatekeeper) A gatekeeper manages devices connected to an IP network and converts alias telephone numbers to IP addresses and performs authentication functions. In addition, a gatekeeper governs band (transmission rate assignment) and access control. ❖ Gateway (VoIP gateway) A gateway connecting a telephone network and IP network, it has functions such as protocol conversion for connecting these different networks, and also connects communication devices (telephones, facsimiles, etc.) to a LAN or other network. ❖ SIP server A SIP server mediates connection requests between devices connected to an IP network and is composed mainly of servers that have the following three functions: • Proxy server: Receives SIP requests and forwards them on behalf of the re- questor. • Register server: Receives information about a device's address within an IP network and registers them in the database. • Redirect server: Used to inquire the destination address. Notes on Using IP-Fax • You cannot send to a firewall-protected network. • You cannot use telephones on a LAN. Functions Not Available for IP-Fax Transmission You can use the following functions with standard fax transmission, but not IPFax transmission: • Batch transmission • Manual dial 79

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Internet Fax Functions (by Specifying an IP Address)
79
3
-
Terminology
❖
H.323
A multimedia communication protocol that sends or receives files via one-to-
one communication over a LAN or the Internet.
❖
SIP
A communication control protocol for Internet telephone that utilizes VoIP
(which converts voice information to IP packets) and is equipped with func-
tions such as creating, modifying, and terminating sessions with one or more
participants.
❖
Gatekeeper (VoIP gatekeeper)
A gatekeeper manages devices connected to an IP network and converts alias
telephone numbers to IP addresses and performs authentication functions. In
addition, a gatekeeper governs band (transmission rate assignment) and ac-
cess control.
❖
Gateway (VoIP gateway)
A gateway connecting a telephone network and IP network, it has functions
such as protocol conversion for connecting these different networks, and also
connects communication devices (telephones, facsimiles, etc.) to a LAN or
other network.
❖
SIP server
A SIP server mediates connection requests between devices connected to an
IP network and is composed mainly of servers that have the following three
functions:
•
Proxy server: Receives SIP requests and forwards them on behalf of the re-
questor.
•
Register server: Receives information about a device's address within an IP
network and registers them in the database.
•
Redirect server: Used to inquire the destination address.
Notes on Using IP-Fax
•
You cannot send to a firewall-protected network.
•
You cannot use telephones on a LAN.
Functions Not Available for IP-Fax Transmission
You can use the following functions with standard fax transmission, but not IP-
Fax transmission:
•
Batch transmission
•
Manual dial