REST API - can't change mode of tagged Interface to "access" or null #1377

New Issue

MrUnknownDE · 2026-04-06T00:21:43+02:00

MrUnknownDE commented

2026-04-06 00:21:43 +02:00

Originally created by @ed-ud on 8/28/2025

Deployment Type

Self-hosted

NetBox Version

v4.3.5

Python Version

3.12

Steps to Reproduce

Create an Interface oobject.
Change 802.1q mode tagged and assign VLANs.
Do a REST API PATCH request to set mode to "access" or null:

PATCH on /dcim/interfaces/12345/
{
"mode": null
}

Expected Behavior

Interface mode should be changed and Tagged VLANs should be removed.

Observed Behavior

ERROR:
{
"tagged_vlans": [
"Interface mode does not support tagged vlans"
]
}

*Originally created by @ed-ud on 8/28/2025* ### Deployment Type Self-hosted ### NetBox Version v4.3.5 ### Python Version 3.12 ### Steps to Reproduce 1. Create an Interface oobject. 2. Change 802.1q mode tagged and assign VLANs. 3. Do a REST API PATCH request to set mode to "access" or null: PATCH on /dcim/interfaces/12345/ { "mode": null } ### Expected Behavior Interface mode should be changed and Tagged VLANs should be removed. ### Observed Behavior ERROR: { "tagged_vlans": [ "Interface mode does not support tagged vlans" ] }

MrUnknownDE closed this issue

2026-04-06 00:21:43 +02:00

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Branches Tags

main

21455-sql-indexes-audit

21357-register-model-actions

feature

20924-plugin-ui-components

21766-improve-test-coverage-for-sortable-table-columns

21157-export-template-public-models

21025-pre-render-config-contexts

21364-swagger

feature-ip-prefix-link

20911-dropdown-3

fix_module_substitution

21160-filterset

20911-dropdown-2

20044-elevation-stuck-lightmode

7604-filter-modifiers-v3

20660-script-load

19724-graphql

14884-script

19720-macaddress-interface-generic-relation

fix-19669-api-image-download

7604-filter-modifiers

19275-fixes-interface-bulk-edit

fix-17794-get_field_value_return_list

11507-show-aggregate-and-rir-on-api

9583-add_column_specific_search_field_to_tables

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Reference: github/netbox#1377