Bug 1295435

Summary: Attaching untagged and tagged networks when one has default MTU (1500) and another one has configured 1500 MTU to the same NIC fails
Product: [oVirt] ovirt-engine Reporter: GenadiC <gcheresh>
Component: BLL.NetworkAssignee: Alona Kaplan <alkaplan>
Status: CLOSED CURRENTRELEASE QA Contact: Meni Yakove <myakove>
Severity: high Docs Contact:
Priority: unspecified    
Version: 3.6.2CC: alkaplan, bugs, mburman, ylavi
Target Milestone: ovirt-3.6.2Flags: rule-engine: ovirt-3.6.z+
ylavi: planning_ack+
rule-engine: devel_ack+
rule-engine: testing_ack+
Target Release: 3.6.2.5   
Hardware: x86_64   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2016-02-18 11:17:04 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: Network RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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engine log none

Description GenadiC 2016-01-04 13:53:48 UTC
Created attachment 1111487 [details]
engine log

Description of problem:
Given 2 networks: VM untagged with default MTU of 1500 and VM VLAN network with manually configured MTU of 1500 fails on attaching to the same NIC with     Cannot setup Networks. The following Logical Networks do not have the same MTU value: <net1>(default),<net2>(1500).

Version-Release number of selected component (if applicable):


How reproducible:
Always

Steps to Reproduce:
1.Create VM network with default MTU
2.Create VM VLAN network with manually configured MTU of 1500
3.Try to attach both networks to the same NIC

Actual results:

Cannot setup Networks. The following Logical Networks do not have the same MTU value: <net1>(default),<net2>(1500).
Expected results:
Action should succeed

Additional info:

Comment 1 Michael Burman 2016-01-21 09:33:22 UTC
Verified on - 3.6.2.6-0.1.el6