[VoIP] Asterisk-SIP Trunk
Mark Rudholm
mark at rudholm.com
Sun Dec 23 15:11:33 CST 2007
Ah, ok. That's not a lot of physical memory by today's standards, so I
can see
why you'd want to avoid running anything extra. I would, too. If
augmenting
the RAM isn't an option then yeah, I'd avoid running anything like Gnome or
KDE (although a lighter-weight window manager would probably be ok).
-Mark
windmill wrote:
> Mark,
>
> I hear what you say but I am using low speed P2 and P3 systems with no
> more than 128Mb RAM. My current *box is built on a 10 year old motherboard.
>
>
> Mark Rudholm wrote:
>
>> Running a desktop, like anything, requires system resources, but there is no
>> particular incompatibility with running a "desktop" and *. Given enough
>> memory
>> and cpu, expect no problems. In a commercial setting where * is serving as
>> a corporate PBX, I'd avoid running anything else on the same system, but
>> for home/hobbyist use, I wouldn't worry about it. I run a dual-display
>> "destktop"
>> (XFCE4), various daemons (NFS server, CIFS server, a music server, CUPS),
>> as well as use the system as a movie and music player, and * works fine.
>> It's a 2GHz AMD-64, but it never even breaks a sweat.
>>
>> Also keep in mind that a dependency on a shared object is not the same thing
>> as a dependency on an executable or daemon. Shared objects and modular
>> object code are a very good thing.
>>
>> windmill wrote:
>>
>>
>>> My peers tell me that running a desktop adversely affects the operation
>>> of Asterisk and that is why I don't run one. Ideally I would like to
>>> have only those applications necessary to run Asterisk and take care of
>>> housekeeping but so far it seems to me that there is no definitive list,
>>> everything appears to depend upon something else. I have yet to make up
>>> my mind about whether so much dependency is a good thing or not, at
>>> present based upon my experiences of the last year I am leaning toward
>>> the latter view. I can't help thinking that programmers have become very
>>> lazy over the years relying on endless libraries of basic functions. It
>>> is more than 20 years since I did any programming so I might be talking
>>> through my hat as many developments have passed me by since Z80 assembly
>>> language and Microsoft Basic Compiler. Perhaps I need to start reading
>>> all those tomes on the computer shelf in my library of books.
>>>
>>> Brian
>>>
>>> Lee Spenadel wrote:
>>>
>>>
>>>
>>>> I don't know cups. I run the gnome desktop and I "X" windows to it and run
>>>> my rpc applications from there. You can also download the source and
>>>> compile them manually from a command prompt. I'm still what I consider a
>>>> novice in Linux but I seem to be able to manage the day-to-day tasks without
>>>> much trouble.
>>>>
>>>> Lee
>>>>
>>>> -----Original Message-----
>>>> From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] On Behalf Of
>>>> windmill
>>>> Sent: Saturday, December 22, 2007 4:20 PM
>>>> To: Voice Over IP Tandem for Analog Switches
>>>> Subject: Re: [VoIP] Asterisk-SIP Trunk
>>>>
>>>> Lee,
>>>>
>>>> I don't have a Linux Desktop on my *boxes but I have seen cups loading
>>>> at start up, might that be the same thing? My APC RS500 came with
>>>> Windows software, my other UPSs are all Belkin and I have never yet
>>>> checked what software comes with them, I'll have to look into this a
>>>> little more closely. At the moment I use my UPSs to iron out the surges
>>>> or carry the loads in the majority of outages which generally are around
>>>> 30 seconds or less. I was asleep a few weeks ago when I heard one UPS
>>>> beeping, the Windows PC on the APC UPS had shutdown but two *boxes and a
>>>> second PC as well as my router and network switches were all still alive
>>>> after a 20 minute outage which I thought was pretty good. The house ELCB
>>>> had tripped presumably due to a large surge and I was able to reset it
>>>> as soon as I was aware of it but I don't supposde an outage that long
>>>> did the batteries in my UPSs any good at all.
>>>>
>>>> Brian
>>>>
>>>> Lee Spenadel wrote:
>>>>
>>>>
>>>>
>>>>
>>>>> Brian,
>>>>>
>>>>> I'm no guru myself, but here's the link to the i386 version of the apcups
>>>>> daemon for Linux. It's an RPM which means you double-click it from the
>>>>> Linux desktop and it will automatically install. I recently installed it
>>>>> and it's working fine:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>> http://sourceforge.net/project/downloading.php?group_id=54413&use_mirror=int
>>>>
>>>>
>>>>
>>>>
>>>>> ernap&filename=apcupsd-3.14.2-1.el4.i386.rpm&68540459
>>>>>
>>>>> Lee
>>>>>
>>>>>
>>>>>
>>>>> -----Original Message-----
>>>>> From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] On Behalf Of
>>>>> windmill
>>>>> Sent: Saturday, December 22, 2007 9:37 AM
>>>>> To: Voice Over IP Tandem for Analog Switches
>>>>> Subject: Re: [VoIP] Asterisk-SIP Trunk
>>>>>
>>>>> Lee,
>>>>>
>>>>> I would love to be able to do that but I don't know enough about Linux.
>>>>> I know that the UPSs can shutdown my Windows PCs because I have seen it
>>>>> in practice although I don't have any UPS comms set up at all at
>>>>> present. On the *boxes all the USB and serial ports are disabled to free
>>>>> up interrupts otherwise the X100P cards might not work.
>>>>>
>>>>> Brian
>>>>>
>>>>> Lee Spenadel wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> Brian,
>>>>>>
>>>>>> Apparently you have bad PC Karma. Perhaps your * boxes reside on top of
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>> an
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> ancient PBX burial ground...
>>>>>>
>>>>>> Seriously, why not image your hard drive so that when disaster strikes
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>> you
>>>>
>>>>
>>>>
>>>>
>>>>>> can make a copy and slap it back in to a different machine. Also, I
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>> would
>>>>
>>>>
>>>>
>>>>
>>>>>> install the apcupsd on your Linux/ *box? This way when the reserve power
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>> of
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> the UPS dips below a certain level it will send a shutdown command to the
>>>>>> PC. You won't have to run around shutting down the machines manually and
>>>>>> they will be shutdown gracefully.
>>>>>>
>>>>>> Lee
>>>>>>
>>>>>> -----Original Message-----
>>>>>> From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] On Behalf Of
>>>>>> windmill
>>>>>> Sent: Friday, December 21, 2007 9:51 PM
>>>>>> To: Voice Over IP Tandem for Analog Switches
>>>>>> Subject: Re: [VoIP] Asterisk-SIP Trunk
>>>>>>
>>>>>> I'm still not sure why but I have lost four *boxes in the last year for
>>>>>> one reason or another. Something has become corrupted on the hard drives
>>>>>> and I'm fairly certain that the almost daily power outages a few months
>>>>>> ago had a great deal to do with it, that was before I had UPSs, they
>>>>>> will only carry the load for 15 or 20 minutes but it's enough for most
>>>>>> outages. Having said that there was a power fault yesterday which took
>>>>>> out my village and about 20 others around Lincoln yesterday at 0813 and
>>>>>> it took Central Electricity Networks 20 minutes to restore the supply by
>>>>>> which time I had manually switched off all my telephone and computer
>>>>>> equipment. I'll be shopping for more UPS kit in the January sales and
>>>>>> another PC or two if I can't get my old *boxes running again, I think
>>>>>> one has developed a motherboard fault which prevents it from reading the
>>>>>> hard drive.
>>>>>>
>>>>>> Nothing seems to go smoothly these days, I have been trying to get ahead
>>>>>> and delve deeper into Asterisk and Linux but things keep getting in the
>>>>>> way, so much so that I tend to describe myself as 'on permanent
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>> interrupt'
>>>>
>>>>
>>>>
>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>> !
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>> Brian
>>>>>>
>>>>>> Lee Spenadel wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>> I can tell you that I have had no major problems rebuilding my * PBX on
>>>>>>> Centos 4.5 and Asterisk 1.4.13. It's been rock solid, though the Shared
>>>>>>> Line Appearance is feature still eludes me :(
>>>>>>>
>>>>>>> Lee
>>>>>>>
>>>>>>> -----Original Message-----
>>>>>>> From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] On Behalf
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>> Of
>>>>
>>>>
>>>>
>>>>
>>>>>>> windmill
>>>>>>> Sent: Friday, December 21, 2007 10:26 AM
>>>>>>> To: Voice Over IP Tandem for Analog Switches
>>>>>>> Subject: Re: [VoIP] Asterisk-SIP Trunk
>>>>>>>
>>>>>>> Ah yes FWD can be quite unreliable going down for hours at the weekend.
>>>>>>> For backup I have the FWD communicator on my desktop but generally both
>>>>>>> IAX and SIP are out together.
>>>>>>>
>>>>>>> I use Zoiper but also have Xlite and Express Talk with all three running
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>>> from a single desktop. I prefer real phones but multiple softphones on
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>
>>>>
>>>>
>>>>
>>>>>>> a desktop are very handy for testing a dialplan from a single point. I
>>>>>>> guess I'll be doing some of that over the next few days now that I've
>>>>>>> had to rush my experimental *pbx6 into service and then I'll be looking
>>>>>>> to rebuild/update my failed *pbx2 possibly giving Fedora 8 a try as I
>>>>>>> got it on the front of a magazine last week.
>>>>>>>
>>>>>>> Brian
>>>>>>>
>>>>>>> Lee Spenadel wrote:
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>> I was having trouble with FWD running under iax - I don't think they
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>> were
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>>>> supporting it well at the time, so I went the sip route. I also use
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>> the
>>>>
>>>>
>>>>
>>>>
>>>>>>>> X-lite soft phone which seems to work well too.
>>>>>>>>
>>>>>>>> Lee
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