Skip site navigation (1)Skip section navigation (2)
Date:      Tue, 3 May 2016 09:24:49 +0200
From:      Roger Pau =?iso-8859-1?Q?Monn=E9?= <roger.pau@citrix.com>
To:        Stephen Jones <StephenJo@LivingComputerMuseum.org>
Cc:        "'freebsd-xen@freebsd.org'" <freebsd-xen@freebsd.org>
Subject:   Re: xn ethernet issues as DOMU under NetBSD DOM0
Message-ID:  <20160503072441.qgqgaw52sijybg4a@mac>
In-Reply-To: <C4D720DD281F6740AC917B82741E9AD2AB27BC39@505MBX1.corp.vnw.com>
References:  <C4D720DD281F6740AC917B82741E9AD2AB27BC39@505MBX1.corp.vnw.com>

next in thread | previous in thread | raw e-mail | index | archive | help
On Mon, May 02, 2016 at 07:16:16PM +0000, Stephen Jones wrote:
> Hello, I'm seeing a problem with networking running under FreeBSD 10.3 as a XEN DOMU (HVM) on a NetBSD 7 XEN DOM0 (XEN45).
> In searching the list archives, I did see mentions of there being an issue with scatter/gather with symptoms affecting
> ssh connections in/out going and likely other network issues.  Are there sysctl parameters or other settings that could get
> around this issue?
> 
> The ssh symptom (as reported by others) looks like this:
> 
> debug1: Local version string SSH-2.0-OpenSSH_6.8 NetBSD_Secure_Shell-20150403
> debug1: Remote protocol version 2.0, remote software version OpenSSH_7.2 FreeBSD-20160310
> debug1: match: OpenSSH_7.2 FreeBSD-20160310 pat OpenSSH* compat 0x04000000
> debug1: Remote is NON-HPN aware
> debug1: mac 0x0, -1 -1
> debug1: SSH2_MSG_KEXINIT sent
> Bad packet length 168430090.
> debug1: mac 0x0, -1 -1
> ssh_dispatch_run_fatal: message authentication code incorrect

Can you try with a HEAD snapshot? netfront has been recently reworked [0], 
so there's a chance it is already fixed there.

Roger.

[0] https://svnweb.freebsd.org/base?view=revision&revision=294442



Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20160503072441.qgqgaw52sijybg4a>