User's Manual

PSN#

PSN001573u

Original publication date: 12-Sep-2007. This is Issue #1, published 12-Sep-

2007.

Severity/risk level

Medium

Urgency

When convenient

Name of problem

Hum and/or echo heard on 4602 IP phones after upgrading to R2.3.

Products affected

4602 IP telephone

Problem description

The AGC dynamic range in R2.3 is hardcoded to +-18dB, thereby picking up low-level noise. A patch was developed to set the

default dynamic range to +-9dB and allow for adjustment with AUDIOENV similar to the other 46xx phones.

Resolution

Resolved in IPT patch R2.312

Workaround or alternative remediation

n/a

Remarks

n/a

Patch Notes

The information in this section concerns the patch, if any, recommended in the Resolution above.

Backup before applying the patch

n/a

Download

n/a

Patch install instructions Service-interrupting?

n/a No

Verification

n/a

Failure

n/a

Patch uninstall instructions

n/a

Security Notes

The information in this section concerns the security risk, if any, represented by the topic of this PSN.

Security risks

n/a

Avaya Security Vulnerability Classification

Low

Mitigation

n/a

PAGE 1
Product Support Notice © 2007 Avaya Inc. All Rights Reserved. PSN# PSN001573u Original publication date: 12-Sep-2007. This is Issue #1, published 12-Sep- Severity/risk level Medium Urgency When convenient 2007. Name of problem Hum and/or echo heard on 4602 IP phones after upgrading to R2.3. Products affected 4602 IP telephone Problem description The AGC dynamic range in R2.3 is hardcoded to +-18dB, thereby picking up low-level noise.
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