topic ECMP and PBF not work in General Topics https://live.paloaltonetworks.com/t5/general-topics/ecmp-and-pbf-not-work/m-p/421231#M93930 <P>we have a PA-820 with dual ISP internet (ethernet 2, ethernet 3)&nbsp; and&nbsp; ECMP. all PC 10.1.0.0/16 can load balancing through 2 Internet connection.</P><P>If I use PBF so PC 10.1.3.250 only go out through ISP 2( ethernet 3), I see this PC cant connect to Internet any more. It seem ECMP cant work with PBF, is there any way to do this ?</P><P>&nbsp;</P><P>this is PBF rule&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="test pbf.PNG" style="width: 999px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/35170i47D72DD008BBD708/image-size/large/is-moderation-mode/true?v=v2&amp;px=999" role="button" title="test pbf.PNG" alt="test pbf.PNG" /></span></P> Thu, 22 Jul 2021 08:48:59 GMT duyennv 2021-07-22T08:48:59Z ECMP and PBF not work https://live.paloaltonetworks.com/t5/general-topics/ecmp-and-pbf-not-work/m-p/421231#M93930 <P>we have a PA-820 with dual ISP internet (ethernet 2, ethernet 3)&nbsp; and&nbsp; ECMP. all PC 10.1.0.0/16 can load balancing through 2 Internet connection.</P><P>If I use PBF so PC 10.1.3.250 only go out through ISP 2( ethernet 3), I see this PC cant connect to Internet any more. It seem ECMP cant work with PBF, is there any way to do this ?</P><P>&nbsp;</P><P>this is PBF rule&nbsp;</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="test pbf.PNG" style="width: 999px;"><img src="https://live.paloaltonetworks.com/t5/image/serverpage/image-id/35170i47D72DD008BBD708/image-size/large/is-moderation-mode/true?v=v2&amp;px=999" role="button" title="test pbf.PNG" alt="test pbf.PNG" /></span></P> Thu, 22 Jul 2021 08:48:59 GMT https://live.paloaltonetworks.com/t5/general-topics/ecmp-and-pbf-not-work/m-p/421231#M93930 duyennv 2021-07-22T08:48:59Z Re: ECMP and PBF not work https://live.paloaltonetworks.com/t5/general-topics/ecmp-and-pbf-not-work/m-p/421350#M93942 <P>Hi there,</P><P>I haven't tried this design pattern myself, but I suspect you should try enabling 'symmetric return' on the Virtual Router ECMP settings.</P><P>&nbsp;</P><P>cheers,</P><P>Seb.</P> Thu, 22 Jul 2021 15:45:49 GMT https://live.paloaltonetworks.com/t5/general-topics/ecmp-and-pbf-not-work/m-p/421350#M93942 SebRupik 2021-07-22T15:45:49Z