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Cannot change udp-fragmentation-offload
Open, Requires assessmentPublicBUG


when commiting

vyos@vyos# show | compare
[edit firewall name allow-all]
+rule 10 {
+ action accept
+ destination {
+ port 22
+ }
+ protocol tcp
[edit interfaces ethernet eth0]
+firewall {
+ in {
+ name allow-all
+ }

root@vyos:~# ls -la /tmp/vyos.log.debug
-rw-r--r-- 1 vyos users 0 May 1 18:03 /tmp/vyos.log.debug

root@vyos:~# show version
Version: VyOS 1.3-rolling-202004230117
Release Train: equuleus

Built by:
Built on: Thu 23 Apr 2020 01:17 UTC
Build UUID: 30db2c70-3eb8-4009-81f7-012337f8289d
Build Commit ID: 1f0cad00cf26b7

Architecture: x86_64
Boot via: installed image
System type: KVM guest

Hardware vendor: Red Hat
Hardware model: OpenStack Compute
Hardware S/N: 00000000-0000-0000-0000-0cc47af88ada
Hardware UUID: d9c8f859-4d07-4019-9a10-fe80d8dc0764

Copyright: VyOS maintainers and contributors

vyos@vyos# set interfaces ethernet eth0 firewall in name allow-all
vyos@vyos# commit
[ interfaces ethernet eth0 ]
Cannot change udp-fragmentation-offload

Failed to generate committed config

root@vyos:~# /sbin/ethtool -K eth0 ufo off
Cannot change udp-fragmentation-offload


Difficulty level
Easy (less than an hour)
Why the issue appeared?
Will be filled on close
Is it a breaking change?
Unspecified (possibly destroys the router)

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