Avaya BCM 6.0: LNR and FMFM operation on analog trunks User's Manual
Contents
1. AVAYA Technical Tip Date 24 March 2012 Business Communications Manager BCM 6 0 Last Number Redial and Find Me Follow Me operation on analog trunks Revision History Date Revision Summary of Changes 24 March 2012 Original bulletin This is the original publication Change Description Avaya would like to inform their customers of some operational changes to the BCM 6 0 product concerning the use if the following features over analog trunks e Find Me Follow Me hereinafter referred to as FMFM e Last Number Redial hereinafter referred to as LNR e Voice Activity Detection hereinafter referred to as VAD In order to ensure correct operation of the LNR functionality the VAD feature has been disabled by default and it needs to be enabled manually As consequence of the disabled VAD feature the FMFM over analog trunks feature will function differently Users can still program analog trunks for FMFM but since not answer supervision is provided the desk set might stop ringing after about 2 cycles The changes have no impact to the operation of LNR or FMFM over digital or VoIP trunks Overview of Functional Changes The key to the successful operation of FMFM feature is the for outgoing trunk to provide answer supervision to the BCM Detection of a far end answer event triggers the BCM software to cease ringing the user s desk set and connect the call to the user s PSTN set usually a cell phone Because loop s2. ate BCM050 R600 SU System 009 Recommended Action If after applying any of the patches listed above the customer wishes to use FMFM over analog trunks the VAD feature must be enabled manually To enable the VAD feature perform the following steps Please note that the VAD feature can only be enabled through Set Based Admin e Enter the set based admin by following steps F CONFIG e UserID SETNNA e Password CONFIG e Goto System programming gt AnlgTrks VAD gt VAD If it is DISABLED then ENABLE it e Goto System programming gt AnlgTrks VAD gt VAD Parameters gt Noise Floor and set the Noise floor value to 600 Previous value was 10 About Avaya Avaya is a global leader in enterprise communications systems The company provides unified communications contact centers and related services directly AVAVA and through its channel partners to leading businesses and organizations around the world Enterprises of all sizes depend on Avaya for state of the art INTELLIGENT COMMUNICATIONS communications that improve efficiency collaboration customer service and competitiveness For more information please visit www avaya com AVAYA avaya com 2012 Avaya Inc All Rights Reserved Avaya and the Avaya Logo are trademarks of Avaya Inc and are registered in the United States and other countries All trademarks identified by TM or SM are registered marks trademarks and service marks respectively of Avaya Inc All
3. other trademarks are the property of their respective owners Avaya may also have trademark rights in other terms used herein References to Avaya include the Nortel Enterprise business which was acquired as of December 18 2009 02 10 Compas ID 156208
4. tart analog trunks do not provide any form of answer supervision a new feature called the Voice Activity Detection VAD feature was developed to detect speech energy from the far end This speech energy is interpreted as a far end answer and allows the FMFM feature to work with loop start trunks The VAD feature was introduced on BCM 6 0 and the default status of the VAD feature was on Compas ID 156208 AVAYA For the VAD feature to work optimally it is required that trunks have minimal echo Excessive levels of echo may be misinterpreted as speech energy resulting in a premature answer being generated The LNR feature would cease collecting digits prematurely resulting in partially saved numbers Due to this potential interaction between the VAD feature and the LNR feature a software change has been introduced with patch BCM450 R600 CORE TELEPHONY 64 BCM050 R600 CORE TELEPHONY 64 and Smart Updates BCM450 R600 SU System 009 BCM050 R600 SU System 009 which sets the default status of the VAD feature to off This means that going forward a customer must first activate the VAD feature if they wish to use the FMFM feature on analog loop start trunks Scope The operational changes apply to any BCM 6 0 product on the BCM50 or BCM450 platforms which has the following patches or later installed e BCM450 R600 CORE TELEPHONY 64 BCM050 R600 CORE TELEPHONY 64 or e Smart Update BCM450 R600 SU System 009 Smart Upd
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