BugZero | Cisco BugID CSCvo73897 - [SDA] [PI changes] No audio during first few secon...

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BugZero | Cisco BugID CSCvo73897 - [SDA] [PI changes] No audio during first few secon...

ODD
Cisco
CSCvo73897

Cisco - Defect ID: CSCvo73897

[SDA] [PI changes] No audio during first few seconds of voice call between 2 Fabric Edge

ODD
Cisco
CSCvo73897

Cisco - Defect ID: CSCvo73897

[SDA] [PI changes] No audio during first few seconds of voice call between 2 Fabric Edge

Last updated on February 19th, 2026

BugZero Risk Score
7.8 High

Overall: 7.8

Severity: 8.2

Lifecycle: 9.1

Popularity: 5.1

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Bug Details

Description

Symptom

No Audio during upto fist 2 seconds when 2 phones makes a call for the first time between 2 Fabric Edge devices [SDA only]

Conditions

- No map-cache on either of the Fabric Edge for remote clients - No arp cache on each of the phone device.

Workaround

None. 2nd call works without any issue.

Further Problem Description

Change history

2022-02-08 Added: 16.6.4, 16.6.5

Relevant Products

Click on a version to see all relevant bugs

Affected versions:16.6.4, 16.6.5

Fixed versions: 16.11.1b, 16.11.1c, 16.11.1s, 16.11.2, 16.12.1, 16.12.1a, 16.12.1c, 16.12.1s, 16.12.1t, 16.12.1v, 16.12.1w, 16.12.1x, 16.12.1y, 16.12.1z, 16.12.1z1, 16.12.1z2, 16.12.2, 16.12.2a, 16.12.2s, 16.12.2t, 16.12.3, 16.12.3a, 16.12.3s, 16.12.4, 16.12.4a, 16.12.5, 16.12.5a, 16.12.5b, 16.12.6, 16.12.6a, 16.12.7, 16.6.10, 16.6.7, 16.6.7a, 16.6.8, 16.6.9, 16.9.3s, 16.9.4, 16.9.4c, 16.9.5, 16.9.5f, 16.9.6, 16.9.7, 16.9.8, 17.1.1, Fuji-16.9.4, Gibraltar-16.12.1

Relevant Products

Click on a version to see all relevant bugs

Affected versions:16.6.4, 16.6.5

Fixed versions: 16.11.1b, 16.11.1c, 16.11.1s, 16.11.2, 16.12.1, 16.12.1a, 16.12.1c, 16.12.1s, 16.12.1t, 16.12.1v, 16.12.1w, 16.12.1x, 16.12.1y, 16.12.1z, 16.12.1z1, 16.12.1z2, 16.12.2, 16.12.2a, 16.12.2s, 16.12.2t, 16.12.3, 16.12.3a, 16.12.3s, 16.12.4, 16.12.4a, 16.12.5, 16.12.5a, 16.12.5b, 16.12.6, 16.12.6a, 16.12.7, 16.6.10, 16.6.7, 16.6.7a, 16.6.8, 16.6.9, 16.9.3s, 16.9.4, 16.9.4c, 16.9.5, 16.9.5f, 16.9.6, 16.9.7, 16.9.8, 17.1.1, Fuji-16.9.4, Gibraltar-16.12.1

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