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Bug #11855

closed

Error when changing MTU if the interface is used for both IPv4 and IPv6 default routes

Added by Viktor Gurov over 3 years ago. Updated over 3 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Viktor Gurov
Category:
Interfaces
Target version:
2.5.2
Start date:
04/27/2021
Due date:
% Done:

100%

Estimated time:
Plus Target Version:
21.05
Release Notes:
Default
Affected Version:
2.5.1
Affected Architecture:
amd64

Description

How to reproduce:
1) Configure both IPv4 and IPv6 default gateways on interface
2) Change interface MTU
3) Result: 

Apr 27 13:53:45 pf41 php-fpm[731]: /interfaces.php: The command '/sbin/route change -6 -mtu '1700' 'default' '192.168.89.5'' returned exit code '71', the output was 'route: 192.168.89.5: Name does not resolve'

related to #6868

Related issues

Related to Bug #13675: Code that sets IPv6 MTU can unintentionally act on IPv4 addressesResolvedChristopher Cope

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