BugZero | undefined BugID D94B6966 - UDLD now uses Cisco UDLD Aggressive mode on fiber ...

- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

Last updated on August 7th, 2026

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Bug Details

Priority: unknown
Status: unknown
Impact Category: Switch Catalyst

Description

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces. For more information, see: https://documentation.meraki.com/Switching/MS_-_Switches/Operate_and_Maintain/How-Tos/Unidirectional_Link_Detection_(UDLD)

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Relevant Products

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Relevant Products

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Top meraki Defects

Defect ID: E3E50DC6
Review the management interface architecture changes before upgrading: https://documentation.meraki.com/MS/Cloud-Native_IOS_XE/Cloud-Native_IOS_XE_Overview#Changes_in_Behavior
Defect ID: 44B8429E
Review the key upgrade and migration considerations in the Cloud Management with IOS XE documentation: https://documentation.meraki.com/Switching/Cloud_Management_with_IOS_XE/Product_Information/Overviews_and_Datasheets/Cloud_Management_with_IOS_XE_Overview#Before_You_Upgrade_or_Migrate:_Key_Considerations
Defect ID: 38457818
Cloud Management with IOS XE introduces a significant architectural shift from the previous container-based design to a cloud-native framework for cloud-managed Cisco Catalyst switches, including the C9300-M, C9300L-M, C9300X-M, C9200L, and MS390 families
Defect ID: D94B6966
UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces
Defect ID: FC771FF4
These include faster boot and initialization performance, especially for stacks, and provides the foundation for a new generation of capabilities built on IOS XE

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- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

Last updated on August 7th, 2026

BugZero Risk Score0.0 Coming soon

Bug Details

Links

Top meraki Defects

Ready to prevent the next vendor outage?

- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

- Defect ID: D94B6966

UDLD now uses Cisco UDLD Aggressive mode on fiber ports and is not enabled on copper interfaces

Last updated on August 7th, 2026

BugZero Risk Score0.0 Coming soon

Bug Details

Links

Top meraki Defects

Ready to prevent the next vendor outage?

BugZero Risk Score
0.0 Coming soon

BugZero Risk Score
0.0 Coming soon