Thanks for that. I think I may well go for a dedicated router. More cost, but much less hassle to configure overall!
Dan > Dan Fish wrote: > >> Colin Law wrote: >> >> >>> 2009/11/10 Andrew Oakley <[email protected]>: >>> >>> >>> >>>> I'm moving out of The Sticks, slightly to the west of nowhere in the >>>> Cotswolds - which nevertheless already has 2.5Mbit ADSL - to the urban >>>> metropolis that is a satellite village near Tewkesbury. With this comes >>>> wonders of the modern age, the likes of which I have never experienced near >>>> my home, such as street lighting, paved footpaths, gas that comes in pipes >>>> instead of bottles, mains sewerage and 3G coverage. >>>> >>>> Given that I already have my Ubuntu 8.04 LTS server set up as a NAT router >>>> for ADSL broadband, how difficult would it be to set up a cheapo 3G modem >>>> as >>>> a fallback? >>>> >>>> >>>> >>>> >>> I would wait till you find out whether it is an issue, failures should >>> be very rare. Certainly for me they have not been often enough to >>> justify the effort of an automated fallback system. (A couple of >>> times in three years). >>> >>> Colin >>> >>> >>> >>> >> Looking at a similar setup myself - moved to virgin cable and not sure >> how stable it is. I've just setup a the zeroshell linux distro in a >> virtual machine which is excellent for this sort of this >> (http://www.zeroshell.net/eng/) >> Dan >> >> >> > > ADSL failures are not rare. Reliability varies hugely and is geography > dependent. It's all about the distance you are from the telephone > exchange, which not only affects the download speed you get but also > affects line drop-outs as well. > I live in a small village of 2000 people 20 miles south of Manchester. > The telephone exchange is in the next village (of 3000 people) about 2 > mile away. Most of my village reports around 1Mbps data rates on 8Mbps > services. > But for a number of years now I have been running a script that checks > if the line is up every 60 seconds. ( it just pings 3 places on the > Internet and lists the results). I have another script that gives me a > daily performance report. > Here is the report since October 1st. For each day it reports: > Whether the line was up at midnight, has many line failures during the > day, the longest outage, the longest uptime and when that ended, the > daily availability. > I have not had a single day without a failure this year, but good days > only fail a few times and usually for a few minutes, so I just wait. > Occasionally I wait an hour! > It reports the end time of the longest uptime because I wondered if > there were any patterns ( I have a customer who believes his ADSL always > slows down at 16:30 every afternoon) > I vaguely remember reading somewhere that the current average UK ADSL > speed is only around 3Mbps, so I suspect anyone getting less than that > are also getting occasional drop-outs. But if the drop-outs are less > that a couple of minutes and they can't see the lights on their ADSL > modem, they will probably think a website is down or reboot their computer. > > I have also looked at 3G to help matters. The best 3G I can get is 1.5 > Mbps (on the "3" network using a HUAWEI E160G modem; I found a 1G/month > contract for £5/month) > The E160G appears to have a socket for an external aerial, I wondered > about putting a high-gain unit on the roof pointing at the mast and what > speed I would get as a result ( anyone any experience here?), at the > moment I have to dangle the modem out of a window to get any signal at all. > Finally I have no idea how reliable the 3G service would be. > > The Billion BiPAC 7402X has built in 3G fallback, I installed one for a > customer. You plug the 3G modem into a rear USB socket. But their list > price is around £98 > > Hope this helps > Chris Ray. > > > Thu Oct 01 UP Failures: 6 Longest outage: 2 Longest Uptime: 551 > ending@ 12:38:01 Availability: 99.24% > Fri Oct 02 UP Failures: 8 Longest outage: 3 Longest Uptime: 366 > ending@ 09:26:01 Availability: 98.82% > Sat Oct 03 UP Failures: 9 Longest outage: 2 Longest Uptime: 374 > ending@ 16:59:01 Availability: 98.82% > Sun Oct 04 UP Failures: 9 Longest outage: 3 Longest Uptime: 818 > ending@ 15:17:01 Availability: 98.82% > Mon Oct 05 UP Failures: 10 Longest outage: 2 Longest Uptime: 321 > ending@ 00:00:00 Availability: 98.61% > Tue Oct 06 UP Failures: 5 Longest outage: 3 Longest Uptime: 426 > ending@ 07:06:01 Availability: 99.24% > Wed Oct 07 UP Failures: 14 Longest outage: 3 Longest Uptime: 396 > ending@ 16:28:01 Availability: 98.19% > Thu Oct 08 UP Failures: 20 Longest outage: 3 Longest Uptime: 479 > ending@ 07:59:01 Availability: 97.22% > Fri Oct 09 UP Failures: 20 Longest outage: 77 Longest Uptime: 372 > ending@ 06:12:01 Availability: 87.15% > Sat Oct 10 UP Failures: 3 Longest outage: 3 Longest Uptime: 692 > ending@ 21:33:01 Availability: 99.51% > Sun Oct 11 UP Failures: 16 Longest outage: 3 Longest Uptime: 503 > ending@ 08:47:02 Availability: 97.78% > Mon Oct 12 UP Failures: 14 Longest outage: 2 Longest Uptime: 607 > ending@ 10:07:01 Availability: 98.12% > Tue Oct 13 UP Failures: 10 Longest outage: 6 Longest Uptime: 479 > ending@ 07:59:01 Availability: 98.12% > Wed Oct 14 UP Failures: 30 Longest outage: 4 Longest Uptime: 213 > ending@ 20:36:01 Availability: 96.18% > Thu Oct 15 UP Failures: 22 Longest outage: 3 Longest Uptime: 484 > ending@ 08:04:01 Availability: 96.94% > Fri Oct 16 UP Failures: 18 Longest outage: 3 Longest Uptime: 377 > ending@ 09:47:02 Availability: 97.64% > Sat Oct 17 UP Failures: 5 Longest outage: 2 Longest Uptime: 491 > ending@ 00:00:00 Availability: 99.51% > Sun Oct 18 UP Failures: 5 Longest outage: 3 Longest Uptime: 599 > ending@ 22:22:01 Availability: 99.24% > Mon Oct 19 UP Failures: 24 Longest outage: 2 Longest Uptime: 370 > ending@ 06:10:02 Availability: 97.08% > Tue Oct 20 UP Failures: 28 Longest outage: 3 Longest Uptime: 256 > ending@ 04:16:01 Availability: 96.25% > Wed Oct 21 UP Failures: 17 Longest outage: 2 Longest Uptime: 525 > ending@ 08:45:01 Availability: 97.92% > Thu Oct 22 UP Failures: 13 Longest outage: 2 Longest Uptime: 657 > ending@ 11:09:01 Availability: 98.33% > Fri Oct 23 UP Failures: 16 Longest outage: 3 Longest Uptime: 390 > ending@ 08:06:01 Availability: 97.92% > Sat Oct 24 UP Failures: 9 Longest outage: 3 Longest Uptime: 317 > ending@ 16:17:01 Availability: 98.75% > Sun Oct 25 UP Failures: 10 Longest outage: 2 Longest Uptime: 366 > ending@ 00:00:00 Availability: 98.61% > Mon Oct 26 UP Failures: 22 Longest outage: 4 Longest Uptime: 510 > ending@ 10:13:01 Availability: 96.81% > Tue Oct 27 UP Failures: 17 Longest outage: 3 Longest Uptime: 321 > ending@ 10:38:02 Availability: 97.71% > Wed Oct 28 UP Failures: 11 Longest outage: 3 Longest Uptime: 239 > ending@ 03:59:02 Availability: 98.61% > Thu Oct 29 UP Failures: 16 Longest outage: 2 Longest Uptime: 535 > ending@ 09:42:01 Availability: 98.06% > Fri Oct 30 UP Failures: 38 Longest outage: 8 Longest Uptime: 318 > ending@ 09:39:01 Availability: 93.12% > Sat Oct 31 UP Failures: 9 Longest outage: 3 Longest Uptime: 483 > ending@ 08:03:01 Availability: 98.68% > Sun Nov 01 UP Failures: 6 Longest outage: 3 Longest Uptime: 502 > ending@ 09:19:01 Availability: 99.17% > Mon Nov 02 UP Failures: 52 Longest outage: 8 Longest Uptime: 404 > ending@ 11:37:01 Availability: 90.49% > Tue Nov 03 UP Failures: 95 Longest outage: 8 Longest Uptime: 560 > ending@ 09:25:01 Availability: 81.53% > Wed Nov 04 UP Failures: 75 Longest outage: 18 Longest Uptime: 564 > ending@ 09:54:01 Availability: 83.89% > Thu Nov 05 UP Failures: 71 Longest outage: 40 Longest Uptime: 388 > ending@ 00:00:00 Availability: 77.36% > Fri Nov 06 UP Failures: 89 Longest outage: 22 Longest Uptime: 247 > ending@ 04:07:01 Availability: 72.43% > Sat Nov 07 UP Failures: 6 Longest outage: 3 Longest Uptime: 412 > ending@ 08:04:01 Availability: 99.17% > Sun Nov 08 UP Failures: 5 Longest outage: 3 Longest Uptime: 833 > ending@ 22:27:01 Availability: 99.24% > Mon Nov 09 UP Failures: 33 Longest outage: 3 Longest Uptime: 270 > ending@ 18:49:01 Availability: 95.62% > Tue Nov 10 UP Failures: 13 Longest outage: 3 Longest Uptime: 369 > ending@ 06:16:02 Availability: 98.19% > Wed Nov 11 UP Failures: 14 Longest outage: 3 Longest Uptime: 484 > ending@ 09:28:01 Availability: 98.06% > Thu Nov 12 UP Failures: 22 Longest outage: 4 Longest Uptime: 323 > ending@ 06:39:01 Availability: 96.81% > Fri Nov 13 UP Failures: 22 Longest outage: 4 Longest Uptime: 447 > ending@ 15:36:02 Availability: 96.74% > Sat Nov 14 UP Failures: 27 Longest outage: 4 Longest Uptime: 306 > ending@ 13:08:01 Availability: 96.04% > Sun Nov 15 UP Failures: 7 Longest outage: 2 Longest Uptime: 327 > ending@ 16:33:01 Availability: 99.03% > Mon Nov 16 UP Failures: 53 Longest outage: 17 Longest Uptime: 487 > ending@ 08:07:01 Availability: 82.99% > Tue Nov 17 UP Failures: 26 Longest outage: 7 Longest Uptime: 358 > ending@ 08:16:01 Availability: 96.04% > > > -- [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-uk https://wiki.ubuntu.com/UKTeam/
