Date: Sat, 24 Oct 2020 10:41:21 +1100 From: Jason Tubnor <jason@tubnor.net> To: "D'Arcy Cain" <darcy@druid.net> Cc: "Patrick M. Hausen" <hausen@punkt.de>, "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org> Subject: Re: When is a switch not a switch? Message-ID: <CACLnyCLBet-UmBx%2B=bbyQwYX6TR_Qf9CpwHSspfF6AK%2BXOz02g@mail.gmail.com> In-Reply-To: <27a8f88b-1d78-e9df-9c5d-f9fa66c09769@druid.net> References: <57c32e6d-5572-3d3b-1a57-f3064bee7dc2@druid.net> <20201020065630.GE8272@funkthat.com> <CF189122-7D85-4BF1-9172-75D3EE0E77FB@punkt.de> <3ed627e2-d99a-107e-4135-8aef1ad4ec71@druid.net> <30A67F82-312E-4651-A5E7-2E2AD926FF24@punkt.de> <973b1b56-817f-6976-e5d3-34cfbc373b13@druid.net> <A075C069-1F89-428C-BDB7-7A9F44A4E283@punkt.de> <723CA318-80E9-4A6B-91ED-E791A40CC2C0@punkt.de> <6267599d-bc0c-6d63-bb19-1fc695e53997@druid.net> <CACLnyCJmLcRe-19iy2eZY8gxF9PGbzvaudTGEFcAHaMidL8XAw@mail.gmail.com> <b39bb54e-dd49-e7b6-5493-41f40a9ee74a@druid.net> <CACLnyCLs6hG9K0eonfxdVuf-=kcR1zT_B7W5KkyLs%2BO5EZK=3Q@mail.gmail.com> <27a8f88b-1d78-e9df-9c5d-f9fa66c09769@druid.net>
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On Fri, 23 Oct 2020 at 23:46, D'Arcy Cain <darcy@druid.net> wrote: > > > Actually, I can make a TCP connection from the VM to the host. Do I have > to > set up some sort of proxy arp? How would I do that? > > > In 12.1/2, we experienced issues similar, turning off LRO (-lro) on the physical interface fixed this for us. LRO causes packet fragmentation and I am sure you'd get ICMP to fail if you increased the payload. Cheers, Jason.
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