Appendix
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Appendix
16
z
If you use a SIP server manufactured by Cisco Systems, Inc., only UDP can be used as
T.38 protocol.
z
SIP servers do not work on IPsec communications.
z
SIP servers do not work in an IPv6 environment.
z
SRST that works on routers such as CISCO2801 manufactured by Cisco Systems, Inc. is
not supported.
z
Cisco Call Manager Express that works on routers such as CISCO2801 by Cisco Systems,
Inc. is not supported.
z
If you use a SIP server manufactured by Cisco Systems, Inc., you can specify only IPv4
address character strings of the SIP server on the right side of @ in [SIP User ID (Sign-in
Name)]. If you specify IPv6 address character strings, FQDN character strings, and SIP
domain name character strings, the SIP server does not work.
z
When a SIP server is configured as a SIP terminal of the machine on the server, if settings
other than specified are configured, the SIP server does not work as the SIP terminal.
z
For a SIP server manufactured by Cisco Systems, Inc., an address retention period is fixed
to 120 seconds. This value cannot be changed even if Timer Register Expires value is
changed.
îš„ VoIP Gateway
z
Cisco ISR 2800 series (with IOS 12.4) is validated as a VoIP gateway available for the
machine.
z
If you use a VoIP gateway manufactured by Cisco Systems, Inc., only UDP can be used
as T.38 protocol.
z
VoIP gateways do not work on IPsec communication.
z
VoIP gateways do not work in an IPv6 environment.
z
If settings other than specified by Fuji Xerox are configured for a dial peer or a voice port
on a VoIP gateway, the VoIP gateway does not work.
z
If a part of transferred data is lost on a network, a part of image may be missing or be
getting stacked. To avoid these, the ECM mode is effective. The machine can always use
the ECM mode, however, you cannot use the mode depending on the VoIP gateway
settings. Consult your network administrator whether the ECM mode is available.
îš„ NAT/NAPT
Communication protocols that transmit UPnP, TURN, STUN, ICE, and UDP hole punching in
SIP communications are not supported. IP Fax (SIP) does not work in an environment that
uses NAT/NAPT devices including ALG.
Notes and Restrictions when Connecting with Internet Service Provider
This section describes notes and restrictions to observe when using features that transmit e-
mails or Internet faxes using an Internet service provider (ISP).
The features related to e-mail are as follows:
z
E-mail
z
E-mail Notification Service
z
Internet Fax
îš„ Notes and Restrictions on Accessing ISP
Observe the following notes and restrictions when connecting the machine to ISP:
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