Just a default keep alive - 30

I might try OpenVPN, I'm just thinking I'll keep running into the issue if
I do l2tp or ovpn, etc.  Hoping someone had a better suggestion than all I
had in my toolbox =P


Josh Luthman
Office: 937-552-2340
Direct: 937-552-2343
1100 Wayne St
Suite 1337
Troy, OH 45373

On Fri, Nov 20, 2015 at 2:22 PM, Scott Lambert <lamb...@lambertfam.org>
wrote:

> On Fri, Nov 20, 2015 at 12:37:03PM -0500, Josh Luthman wrote:
> > But rebooting the server doesn't resolve it.  The client device needs
> > rebooted.
>
> Do you have a keepalive timout set for the PPtP tunnels?  I see the
> option in the PPTP server config.  In the old days, when clients ran
> PPPoE connections from their windows boxes to our DSL aggregators, we
> would see some clients which never caught on that the PPP connection
> was dead and would have to be forced in some way from the client's
> end.  Then Cisco IOS gave us a tool to respond to unknown PPPoE session
> traffic with a disconnect signal.  It's been a few years since I've had
> to think about it.
>
> I don't know about the PPtP client options for keepalives.  I haven't
> done PPTP for the past several years since it is about like putting a
> postcard in an onion paper envelope.
>
> Maybe you could convert the client to some other VPN tech which might
> be more forgiving of a short pause as in this instance as well as being
> secure?
>
>
> > On Nov 20, 2015 12:20 PM, "Tyler Treat" <tyler.tr...@cornbelttech.com>
> > wrote:
> >
> > > Discussion with my resident VM/SAN expert/wife....
> > >
> > >
> > > [???11/???20/???2015 11:14 AM] Treat, Tyler:
> > > look at your email
> > > [???11/???20/???2015 11:17 AM] Treat, Shellie:
> > > My guess is the backed does a quiescing when it does the snapshot which
> > > means it locks the files to take a quick snap. When it locks it it
> probably
> > > interrupts the PPTP tunnel which causes them to have to reestablish
> > > just a guess
> > > [???11/???20/???2015 11:17 AM] Treat, Tyler:
> > > quiescing?
> > > [???11/???20/???2015 11:18 AM] Treat, Shellie:
> > >  Quiescing indicates pausing or altering the state of running
> processes on
> > > a computer, particularly those that might modify information stored on
> disk
> > > during a backup, to guarantee a consistent and usable backup.
> Quiescing is
> > > not necessary for memory snapshots; it is used primarily for backups.
> > >
> > >
> http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1015180
> > >
> > >
> > >
> > >
> > >
> > > ________________________________________
> > > From: mikrotik-boun...@mail.butchevans.com <
> > > mikrotik-boun...@mail.butchevans.com> on behalf of Josh Luthman <
> > > j...@imaginenetworksllc.com>
> > > Sent: Friday, November 20, 2015 9:53 AM
> > > To: Scott Lambert
> > > Cc: Mikrotik discussions
> > > Subject: Re: [Mikrotik] VM snapshot breaking tunnel
> > >
> > > 1 of my VMs are Windows.  The rest are Linux (1 Mikrotik).  Never had a
> > > problem with snapshots before this.
> > >
> > >
> > > Josh Luthman
> > > Office: 937-552-2340
> > > Direct: 937-552-2343
> > > 1100 Wayne St
> > > Suite 1337
> > > Troy, OH 45373
> > >
> > > On Fri, Nov 20, 2015 at 10:50 AM, Scott Lambert <
> lamb...@lambertfam.org>
> > > wrote:
> > >
> > > > I've barely scratched the surface with vSphere. Snapshots have given
> me a
> > > > lot of grief so far. Probably because none of my VMs are Windows
> based.
> > > >
> > > > On November 20, 2015 9:44:11 AM CST, Josh Luthman <
> > > > j...@imaginenetworksllc.com> wrote:
> > > >>
> > > >> The entire cluster gets snapshotted, I'd hate to make one exception
> > > (this
> > > >> would involve making an inclusive list of all VMs).
> > > >>
> > > >>
> > > >> Josh Luthman
> > > >> Office: 937-552-2340
> > > >> Direct: 937-552-2343
> > > >> 1100 Wayne St
> > > >> Suite 1337
> > > >> Troy, OH 45373
> > > >>
> > > >> On Fri, Nov 20, 2015 at 10:42 AM, Scott Lambert <
> lamb...@lambertfam.org
> > > >
> > > >> wrote:
> > > >>
> > > >>> Take export backups instead of VM snapshots?
> > > >>>
> > > >>> On November 20, 2015 9:05:08 AM CST, Josh Luthman <
> > > >>> j...@imaginenetworksllc.com> wrote:
> > > >>>
> > > >>>> Every night the VMs do a snapshot and back up.  A MT is one of
> them
> > > and
> > > >>>> when this happens a pptp client hangs.  Rebooting the VM doesn't
> > > solve it,
> > > >>>> but rebooting the client does.  Disabling and enabling the pptp
> > > interface
> > > >>>> doesn't.
> > > >>>>
> > > >>>> Short of rebooting the client device when the tunnel is broken,
> are
> > > there
> > > >>>> any ideas?
> > > >>>>
> > > >>>> Josh Luthman
> > > >>>> Office: 937-552-2340
> > > >>>> Direct: 937-552-2343
> > > >>>> 1100 Wayne St
> > > >>>> Suite 1337
> > > >>>> Troy, OH 45373
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> > > >>>> Visit http://blog.butchevans.com/ for tutorials related to
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> > > RouterOS
> > > >>>>
> > > >>>>
> > > >>> --
> > > >>> Sent from my Android device with K-9 Mail. Please excuse my
> brevity.
> > > >>>
> > > >>
> > > >>
> > > > --
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>
> --
> Scott Lambert                    KC5MLE                       Unix SysAdmin
> lamb...@lambertfam.org
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