[Wylug-help] Wylug-help Digest, Vol 49, Issue 4
Andy Holland
andyh at connected-uk.com
Wed Apr 15 16:34:38 UTC 2009
Hi Can you please remove me from your list?
I can't remember my user details, or even the email address you send to
and I don't want to hit the spam button.
Cheers.
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> ------------------------------------------------------------------------
>
> Today's Topics:
>
> 1. Re: Remote access to NAS storage (Philip Wyett)
> 2. Re: Remote access to NAS storage (Jim Jackson)
> 3. Re: Remote access to NAS storage (Philip Wyett)
> 4. menus appear on wrong screen (Craig Hopkins)
> 5. Re: menus appear on wrong screen (Philip Wyett)
> 6. Re: menus appear on wrong screen (Craig Hopkins)
> 7. Re: menus appear on wrong screen (Philip Wyett)
> 8. Re: Inactive RAID 10 Array (Dave Fisher)
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] Remote access to NAS storage
> From:
> Philip Wyett <philwyett at gmx.com>
> Date:
> Tue, 14 Apr 2009 18:33:34 +0100
> To:
> wylug-help at wylug.org.uk
>
> To:
> wylug-help at wylug.org.uk
>
>
> On Thu, 2009-04-09 at 19:43 +0100, Roger Greenwood wrote:
>
>> Hi all,
>>
>> I am looking to get a small NAS box (e.g. Netgear RND-2000, £200 with
>> 500GB disk) but I also want to access it remotely (for backup purposes).
>> Obviously this means me playing with router firewall settings, and
>> knowing my IP address. IP is essentially static as it is logged on all
>> the time (ISP Talk Talk, router smartAX 882). If it does change sometime
>> in the future I can live with it.
>>
>> Local network devices are generally allocated a static IP in the range
>> 192.168.x.x I have read some conflicting advice regarding use of DMZ or
>> not, so am not sure about this. Any other NAS devices people have
>> experience of, or other solutions also of interest.
>>
>> Any advice before I splash the cash, or notes of caution most welcome. I
>> don't like changing firewall settings too much as I tend to break things
>> when I play around!
>>
>> By the way, I should say that network connection and speed has been
>> excellent so far (nearly 2 years now) so I don't want to switch ISP's.
>>
>>
>
> Dump your modem/router for one with dynamic dns support. Sign up for a
> free account with DynDNS or whoever. Configure the router with that
> DynDNS service and have a constant address that your router will update
> and change IP addresses if it changes so you only ever need aim at one
> address. Configure the necessary port forwarding to the new NAS in the
> router and the jobs a good one! ;-)
>
> Regards
>
> Phil
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] Remote access to NAS storage
> From:
> Jim Jackson <jj at franjam.org.uk>
> Date:
> Tue, 14 Apr 2009 19:45:51 +0100 (BST)
> To:
> Philip Wyett <philwyett at gmx.com>
>
> To:
> Philip Wyett <philwyett at gmx.com>
> CC:
> wylug-help at wylug.org.uk
>
>
>
>
>
> On Tue, 14 Apr 2009, Philip Wyett wrote:
>
>> On Thu, 2009-04-09 at 19:43 +0100, Roger Greenwood wrote:
>>> Hi all,
>>>
>>> I am looking to get a small NAS box (e.g. Netgear RND-2000, £200 with
>>> 500GB disk) but I also want to access it remotely (for backup
>>> purposes).
>>> Obviously this means me playing with router firewall settings, and
>>> knowing my IP address. IP is essentially static as it is logged on all
>>> the time (ISP Talk Talk, router smartAX 882). If it does change
>>> sometime
>>> in the future I can live with it.
>>>
>>> Local network devices are generally allocated a static IP in the range
>>> 192.168.x.x I have read some conflicting advice regarding use of
>>> DMZ or
>>> not, so am not sure about this. Any other NAS devices people have
>>> experience of, or other solutions also of interest.
>>>
>>> Any advice before I splash the cash, or notes of caution most
>>> welcome. I
>>> don't like changing firewall settings too much as I tend to break
>>> things
>>> when I play around!
>>>
>>> By the way, I should say that network connection and speed has been
>>> excellent so far (nearly 2 years now) so I don't want to switch ISP's.
>>>
>>
>> Dump your modem/router for one with dynamic dns support. Sign up for a
>> free account with DynDNS or whoever. Configure the router with that
>> DynDNS service and have a constant address that your router will update
>> and change IP addresses if it changes so you only ever need aim at one
>> address. Configure the necessary port forwarding to the new NAS in the
>> router and the jobs a good one! ;-)
>
> There are security concerns if you open up internal ports to all and
> sundry on the internet - you will be scanned, probed etc.
>
> So make sure you have security updates on your NAS box, or buy a NAS
> box that you can run a known distribution with security upgrades. Many
> NAS boxes can have Debian or Ubuntu installed or spcialist distros
> usually derived from Debian (mainly because they are ARM processor
> based). I'd not trust a NAS box without distro security support on the
> internet.
>
> Generally also tighten evethydown as much as possible. Only open up
> exactly those ports you must. If you know the IP address(es) of the
> other end of the backups check if you can arrange to only accept
> traffic to and from those addresses. Consider if you can arrange to
> connect via SSH or a VPN and run the backup over that connection.
>
> I run a VIA miniITX box as a home server, mail Web NAS DNS DHCP VPN
> etc etc, and many of the services run on this box are tied down so
> that only certain addresses can connect - the logs of the connection
> refusals just shows how much probing/scanning does go on. I run Ubuntu
> Server 8.04 LTS.
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] Remote access to NAS storage
> From:
> Philip Wyett <philwyett at gmx.com>
> Date:
> Tue, 14 Apr 2009 19:57:29 +0100
> To:
> wylug-help at wylug.org.uk
>
> To:
> wylug-help at wylug.org.uk
>
>
> On Tue, 2009-04-14 at 19:45 +0100, Jim Jackson wrote:
>
>> On Tue, 14 Apr 2009, Philip Wyett wrote:
>>
>>
>>> On Thu, 2009-04-09 at 19:43 +0100, Roger Greenwood wrote:
>>>
>>>> Hi all,
>>>>
>>>> I am looking to get a small NAS box (e.g. Netgear RND-2000, £200 with
>>>> 500GB disk) but I also want to access it remotely (for backup purposes).
>>>> Obviously this means me playing with router firewall settings, and
>>>> knowing my IP address. IP is essentially static as it is logged on all
>>>> the time (ISP Talk Talk, router smartAX 882). If it does change sometime
>>>> in the future I can live with it.
>>>>
>>>> Local network devices are generally allocated a static IP in the range
>>>> 192.168.x.x I have read some conflicting advice regarding use of DMZ or
>>>> not, so am not sure about this. Any other NAS devices people have
>>>> experience of, or other solutions also of interest.
>>>>
>>>> Any advice before I splash the cash, or notes of caution most welcome. I
>>>> don't like changing firewall settings too much as I tend to break things
>>>> when I play around!
>>>>
>>>> By the way, I should say that network connection and speed has been
>>>> excellent so far (nearly 2 years now) so I don't want to switch ISP's.
>>>>
>>>>
>>> Dump your modem/router for one with dynamic dns support. Sign up for a
>>> free account with DynDNS or whoever. Configure the router with that
>>> DynDNS service and have a constant address that your router will update
>>> and change IP addresses if it changes so you only ever need aim at one
>>> address. Configure the necessary port forwarding to the new NAS in the
>>> router and the jobs a good one! ;-)
>>>
>> There are security concerns if you open up internal ports to all and sundry
>> on the internet - you will be scanned, probed etc.
>>
>> So make sure you have security updates on your NAS box, or buy a NAS box
>> that you can run a known distribution with security upgrades. Many NAS
>> boxes can have Debian or Ubuntu installed or spcialist distros usually
>> derived from Debian (mainly because they are ARM processor based).
>> I'd not trust a NAS box without distro security support on the
>> internet.
>>
>> Generally also tighten evethydown as much as possible. Only open up exactly
>> those ports you must. If you know the IP address(es) of the other end of
>> the backups check if you can arrange to only accept traffic to and from
>> those addresses. Consider if you can arrange to connect via SSH or a VPN
>> and run the backup over that connection.
>>
>>
>
> Additionally if you would only use a certain number of machines, you can
> employ Access Control Lists (by MAC address) at the inbound router if
> supported.
>
> Regards
>
> Phil
>
>
> ------------------------------------------------------------------------
>
> Subject:
> [Wylug-help] menus appear on wrong screen
> From:
> Craig Hopkins <c.o.hopkins at gmail.com>
> Date:
> Tue, 14 Apr 2009 20:04:06 +0100
> To:
> wylug-help at wylug.org.uk
>
> To:
> wylug-help at wylug.org.uk
>
>
> Hi all,
>
> A curious problem on Intrepid - If I turn on an external monitor on my
> laptop and then drag an instance of Firefox or Thunderbird (haven't
> found other examples yet) to it that was already running, whenever i
> right click or whenever it auto-completes something then the prompt
> will appear on the laptop's screen and not on the display the program
> is now displayed on. If I close the program, and reload it then drag
> it over to the external monitor then the problem goes away.
>
> Anyone seen this or know how to overcome without restarting the app?
>
> Craig
>
>
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] menus appear on wrong screen
> From:
> Philip Wyett <philwyett at gmx.com>
> Date:
> Tue, 14 Apr 2009 20:13:27 +0100
> To:
> wylug-help at wylug.org.uk
>
> To:
> wylug-help at wylug.org.uk
>
>
> On Tue, 2009-04-14 at 20:04 +0100, Craig Hopkins wrote:
>
>> Hi all,
>>
>> A curious problem on Intrepid - If I turn on an external monitor on my
>> laptop and then drag an instance of Firefox or Thunderbird (haven't
>> found other examples yet) to it that was already running, whenever i
>> right click or whenever it auto-completes something then the prompt
>> will appear on the laptop's screen and not on the display the program
>> is now displayed on. If I close the program, and reload it then drag
>> it over to the external monitor then the problem goes away.
>>
>> Anyone seen this or know how to overcome without restarting the app?
>>
>> Craig
>>
>
> Already filed as a bug with Ubuntu and upstream from 8.04 up.
>
> https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/229298
>
> Regards
>
> Phil
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] menus appear on wrong screen
> From:
> Craig Hopkins <c.o.hopkins at gmail.com>
> Date:
> Tue, 14 Apr 2009 20:25:27 +0100
> To:
> philwyett at gmx.com
>
> To:
> philwyett at gmx.com
> CC:
> wylug-help at wylug.org.uk
>
>
> Hi,
>
> And I bet that only took you five seconds googling ;) I hang my head in shame.
>
> Thanks for the link.
>
> Craig
>
> 2009/4/14 Philip Wyett <philwyett at gmx.com>:
>
>> On Tue, 2009-04-14 at 20:04 +0100, Craig Hopkins wrote:
>>
>>> Hi all,
>>>
>>> A curious problem on Intrepid - If I turn on an external monitor on my
>>> laptop and then drag an instance of Firefox or Thunderbird (haven't
>>> found other examples yet) to it that was already running, whenever i
>>> right click or whenever it auto-completes something then the prompt
>>> will appear on the laptop's screen and not on the display the program
>>> is now displayed on. If I close the program, and reload it then drag
>>> it over to the external monitor then the problem goes away.
>>>
>>> Anyone seen this or know how to overcome without restarting the app?
>>>
>>> Craig
>>>
>> Already filed as a bug with Ubuntu and upstream from 8.04 up.
>>
>> https://bugs.launchpad.net/ubuntu/+source/firefox-3.0/+bug/229298
>>
>> Regards
>>
>> Phil
>>
>> _______________________________________________
>> Wylug-help mailing list
>> Wylug-help at wylug.org.uk
>> https://mailman.lug.org.uk/mailman/listinfo/wylug-help
>>
>>
>>
>
>
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] menus appear on wrong screen
> From:
> Philip Wyett <philwyett at gmx.com>
> Date:
> Tue, 14 Apr 2009 20:32:33 +0100
> To:
> wylug-help at wylug.org.uk
>
> To:
> wylug-help at wylug.org.uk
>
>
> On Tue, 2009-04-14 at 20:25 +0100, Craig Hopkins wrote:
>
>> Hi,
>>
>> And I bet that only took you five seconds googling ;) I hang my head in shame.
>>
>> Thanks for the link.
>>
>> Craig
>>
>
> Nope, no googling was involved. To help my Ubuntu contribution, I have
> 'firefox-launchpad-plugin' installed which allows direct searching from
> Firefox of Launchpad to make life even easier. :-)
>
> Regards
>
> Phil
>
>
> ------------------------------------------------------------------------
>
> Subject:
> Re: [Wylug-help] Inactive RAID 10 Array
> From:
> Dave Fisher <wylug-help at davefisher.co.uk>
> Date:
> Tue, 14 Apr 2009 22:56:57 +0100
> To:
> WYLUG HELP <wylug-help at wylug.org.uk>
>
> To:
> WYLUG HELP <wylug-help at wylug.org.uk>
>
>
> On Tue, Apr 14, 2009 at 04:10:55PM +0100, John Hodrien wrote:
>
>> On Tue, 14 Apr 2009, Dave Fisher wrote:
>>
>>
>>> I suspect that the first thing I should do is dd sd{b,c,d,e}4 to some spare
>>> disks.
>>>
>> Fair enough. How come the array's inactive when you've only lost one
>> partition?
>>
>
> No idea.
>
>
>> What's happened to get you in this state?
>>
>
> 4 events in chronological order:
>
> 1. Monitor blew-up ... bang, smoke, acrid smell, silence
> 2. No ssh access, no keyboard/mouse response, no screen output with new monitor, so I power-cycled the machine
> 3. Failed fsck on reboot
> 4. I tried mdadm autodetect ... this may have made things worse?
>
> Does this give you any ideas?
>
> What does (S) mean in the mdstat output?
>
> I notice that it is next to a spare partition (sdf2) in the working array md0.
>
> ####################
> # cat /proc/mdstat #
> ####################
> Personalities : [linear] [multipath] [raid0] [raid1] [raid6] [raid5] [raid4] [raid10]
> md1 : inactive sdb4[0](S) sdf4[4](S) sde4[3](S) sdd4[2](S) sdc4[1](S)
> 4829419520 blocks
>
> md0 : active raid1 sdb2[0] sdf2[2](S) sdc2[1]
> 9767424 blocks [2/2] [UU]
>
> N.B. sdf no longer exists, and should have nothing to do with RAID ... it was
> just an extra PATA drive on the machine.
>
>
> Dave
>
> P.S. See newly posted question about creating device files for new SATA drives.
>
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> Wylug-help mailing list
> Wylug-help at wylug.org.uk
> https://mailman.lug.org.uk/mailman/listinfo/wylug-help
>
--
--
Andy Holland, Systems & Development
CONNECTED-uk.com
andyh at connected-uk.com
08450 514 228
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