[NETVIRT-803] With conntrack SNAT communication with PNF fails Created: 24/Jul/17  Updated: 03/May/18  Resolved: 10/Oct/17

Status: Resolved
Project: netvirt
Component/s: General
Affects Version/s: Nitrogen
Fix Version/s: None

Type: Bug
Reporter: Aswin Suryanarayanan Assignee: Aswin Suryanarayanan
Resolution: Done Votes: 0
Labels: None
Remaining Estimate: Not Specified
Time Spent: Not Specified
Original Estimate: Not Specified
Environment:

Operating System: All
Platform: All

Issue Links:
Duplicate
is duplicated by NETVIRT-871 SNAT not working from Non-NAPT switch... Resolved
External issue ID: 8882

 Description   

When conntrack SNAT is used, communication with the PNF fails.

Steps to reproduce
------------------
Setup requires a pnf to be present.
1)Create a internal vxlan n/w and external flat nw.
2)Create a router and set the gateway
3)Try to ping the vnf

Expected output
---------------

Pnf should be reachable.

Actual output
-------------
ping fails.

 Comments   
Comment by Aswin Suryanarayanan [ 28/Jul/17 ]

The lport tag is overwitten by set_field and hence subnet router handler fails. set_field is replaced by load action

[1] https://git.opendaylight.org/gerrit/#/c/60869
[2] https://git.opendaylight.org/gerrit/#/c/60870
[3] https://git.opendaylight.org/gerrit/#/c/60871

Comment by Aswin Suryanarayanan [ 01/Sep/17 ]

Fix for non NAPT switches.[1]

[1]https://git.opendaylight.org/gerrit/#/c/62505/

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