Conﬁguration On A Cs 1000 System; Limitations; Nortel Communications Servers; Nortel Ip Phone 1535 Installation And Commissioning - Nortel IP Phone 1535 Installation And Commissioning Manual

Nortel networks ip phone installation and commissioning guide

Table of Contents

Conﬁguration on a CS 1000 system

When conﬁguring the IP Phone 1535 on a CS 1000 system, you must

perform the following:

•

The following limitations exist for an IP Phone 1535 on a CS 1000 system:

•

Conﬁgure the IP Phone 1535 as SIPN UEXT type on the CS 1000

Call Server. For more information, see SIP Line Fundamentals

(NN43001-508).

Conﬁgure Proxy type to CS2K in the phone conﬁguration:

— Select Main Menu, Settings, VoIP Settings, Proxy, Proxy Type.

— Select CS2K

Disable the Network Address Translation (NAT) Timer:

— Select Main Menu, Settings, VoIP Settings, Proxy, NAT Timer,

Disable.

Disable Stun:

— Select Main Menu, Settings,VoIP Settings, Proxy, STUN, Disable.

Call Transfer with Consultation—The IP Phone 1535 does not support

Call Transfer with Consultation.

Ad Hoc Conference (3-way call and so on)—The IP Phone 1535 does

not support Ad Hoc Conference on CS 1000.

Video Conference—Video conferencing between Nortel SMC 3456

and IP Phone 1535 is not recommended because Call Hold/Retrieve

invocation between these two clients in a video call can cause the IP

Phone 1535 to lock up and requires a reboot of the IP Phone 1535.

Release 4.0/SN10 28 October 2009

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