rate limit by linux/freebsd box

2009-07-20 Thread Serge
Hello there,
Could somebody recommend a program/some free management project by which
I could rate limit 200-500 directly connected by Ethernet clients.

Thanks, Serge.



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Re: choice of e-mail agent for batch processing

2009-07-21 Thread Serge
On Tue, 2009-07-21 at 23:25 +0300, Matitiahu Allouche wrote:
> 
> The following is a quite naive question, and not strictly
> Linux-oriented, so delete this mail if you find it offending. 
> 
> My problem is the following: 
> 
> I need to periodically (once a month) send an e-mail message to a
> number of recipients (about a hundred). 
> Each message is different and will be created as a separate file by an
> application which is not of concern. The message may be plain text,
> but HTML is preferred. 
> Each message will also have one file attachment (the same for all
> recipients). 
> I don't have access to a mail server except as a regular client. 
> I am ready to write whatever programs are needed to put the data in
> proper format, including the HTML sugar on the plain text. 
> I am ready to write scripts as needed. 
> 
> I am looking for a mail agent, probably working from the command line,
> which can send all my messages as a batch, or that I can invoke
> repeatedly within a script to send each message in turn. 
> This mail agent should be available under Linux and Windows (I know, I
> know...), should be free (as in free beer) or cost just a few dollars,
> preferably open source. 
> 
> Some googling has provided the following mail-agent names which seem
> to answer my requirements: 
> Alpine, Gnus, Mutt, Pine, VM (View Mail) 
actually you don't need these clients, you can send mail directly by
sendmail or any other MTA on system or write a script by any script
language, for example by perl.

few links:
http://www.google.co.il/search?hl=en&q=how+to+send+mail+by
+perl&btnG=Google+Search&meta=&aq=f&oq=

http://search.cpan.org/search?m=all&q=sendmail

Thanks, Serge.


> 
> I will appreciate any advice, either positive or negative, concerning
> those programs, or others which answer my requirements. 
> 
> 
> Shalom (Regards),  Mati
>   Bidi Architect
>   Globalization Center Of Competency - Bidirectional Scripts
>   IBM Israel
>   Phone: +972 2 502Fax: +972 2 5870333Mobile: +972
> 52 2554160
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Re: [HAIFUX LECTURE] GCC Profile Guided Optimization

2009-08-09 Thread Serge
Is www.haifux.org down? it doesn't work for me.

Thanks, Serge.

On Sun, 2009-08-09 at 14:03 +0200, Eli Billauer wrote:
> On Monday, August 10th at 18:30, Haifux will gather to hear Shachar
> Shemesh' talk
> 
>GCC Profile Guided Optimization
> 
> Abstract
> 
> Compiler optimization is a crucial part of modern computerized
> systems. This lecture will cover what optimization is, why it is
> necessary, as well as go into more details regarding what some of what
> the compiler does during optimization. The lecture will also cover
> profile guided optimization - where the compiler's optimization
> decisions are assisted by information collected when the program is
> actually running.
> 
> Slides and examples are available at
> http://www.haifux.org/lectures/218
> 
> =
> 
> We meet in Taub building, room 6. For instructions see:
> http://www.haifux.org/where.html
> 
> Attendance is free, and you are all invited!
> 
> ==
> Future lectures:
> 
> 17/8/09   Sockets in the Linux Kernel (2): Rami Rosen
> (Lectures to be announced...)
> 26/10/09   Social and Cultural perspective on the Israeli FOSS
> community: Liora Shlomi
> 
> ==
> 
> We are always interested in hearing your talks and ideas. If you wish
> to give a talk, hold a discussion, or just plan some event haifux
> might be interested in, please contact us at webmas...@haifux.org
> 
> -- 
> Web: http://www.billauer.co.il
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Re: [HAIFUX LECTURE] GCC Profile Guided Optimization

2009-08-09 Thread Serge
On Sun, 2009-08-09 at 19:31 +0300, guy keren wrote:
> it seems to work for me now (i'm connected via bezeq bein leumi).
Hi Guy,
Sorry for false alarm, site is up and running, it was my problem, as
usual I didn't learn anything from that, I mean from this mistake.

I have tested a firewall of the customer on my net last week and set up
82.80.248.1/24 as secondary on my router, the IP of haifux is
82.80.248.17, from the same range, what is the coincidence...

Thanks, Serge.

> 
> can you check again?
> 
> --guy
> 
> Serge wrote:
> > Is www.haifux.org down? it doesn't work for me.
> > 
> > Thanks, Serge.
> > 
> > On Sun, 2009-08-09 at 14:03 +0200, Eli Billauer wrote:
> >> On Monday, August 10th at 18:30, Haifux will gather to hear Shachar
> >> Shemesh' talk
> >>
> >>GCC Profile Guided Optimization
> >>
> >> Abstract
> >>
> >> Compiler optimization is a crucial part of modern computerized
> >> systems. This lecture will cover what optimization is, why it is
> >> necessary, as well as go into more details regarding what some of what
> >> the compiler does during optimization. The lecture will also cover
> >> profile guided optimization - where the compiler's optimization
> >> decisions are assisted by information collected when the program is
> >> actually running.
> >>
> >> Slides and examples are available at
> >> http://www.haifux.org/lectures/218
> >>
> >> =
> >>
> >> We meet in Taub building, room 6. For instructions see:
> >> http://www.haifux.org/where.html
> >>
> >> Attendance is free, and you are all invited!
> >>
> >> ==
> >> Future lectures:
> >>
> >> 17/8/09   Sockets in the Linux Kernel (2): Rami Rosen
> >> (Lectures to be announced...)
> >> 26/10/09   Social and Cultural perspective on the Israeli FOSS
> >> community: Liora Shlomi
> >>
> >> ==
> >>
> >> We are always interested in hearing your talks and ideas. If you wish
> >> to give a talk, hold a discussion, or just plan some event haifux
> >> might be interested in, please contact us at webmas...@haifux.org
> >>
> >> -- 
> >> Web: http://www.billauer.co.il
> >> ___
> >> Linux-il mailing list
> >> Linux-il@cs.huji.ac.il
> >> http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il
> > 
> > 
> > ___
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> 


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how to protect directory from unauthorized access under linux

2009-09-22 Thread Serge
Hello there,
In one of my projects I have to protect specific directory on linux from
unauthorized access, that directory should be not accessible either in
single user mode or by booting server from live cd. In the same time
data must be completely open in runlevel 3.

That server will run at ISP hosting farm,  I can't put password on boot.
Any ideas how to implement this?

Thanks, Serge.


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Re: weird traceroute

2010-01-31 Thread Serge
On Sun, 2010-01-31 at 23:38 +0200, Hetz Ben Hamo wrote:
> Hi,
> 
> 
> I'm checking something very weird: I'm doing a traceroute to check
> something, and then I see this:
> 
> 
> traceroute 85.17.1.1
> traceroute to 85.17.1.1 (85.17.1.1), 30 hops max, 60 byte packets
>  1  192.168.1.1 (192.168.1.1)  0.908 ms  1.333 ms  1.796 ms
>  2  89-139-0-1.bb.netvision.net.il (89.139.0.1)  12.328 ms  14.372 ms
>  16.087 ms
>  3  vl201.coresw1.hfa.nv.net.il (212.143.198.254)  18.059 ms  19.990
> ms  22.256 ms
>  4  ten3-1-coresw1-ptk.nv.net.il (212.143.12.210)  25.652 ms  27.533
> ms ten3-1.coresw2.ptk.nv.net.il (212.143.12.111)  29.216 ms
>  5  ge1-0.gw1.ptk.nv.net.il (212.143.10.193)  30.922 ms  33.138 ms
>  34.826 ms
>  6  pos3-1-1.gw1.lnd.nv.net.il (212.143.12.138)  119.999 ms  100.428
> ms  112.253 ms
>  7  ten3-1.brdr2.lnd.nv.net.il (212.143.14.134)  115.718 ms  116.122
> ms  117.610 ms
>  8  10.80.1.1 (10.80.1.1)  143.145 ms  148.781 ms  153.709 ms
>  9  ten4-0.lon.leaseweb.net (195.66.225.56)  113.546 ms  117.951 ms
>  118.661 ms
> 10  62.212.95.130 (62.212.95.130)  120.982 ms  121.583 ms  124.771 ms
> 11  te5-4.sr1.sbp.leaseweb.net (62.212.80.45)  131.928 ms  102.868 ms
>  105.121 ms
> 12  hosted-by.leaseweb.com (85.17.1.1)  99.818 ms  98.886 ms  97.765
> ms
> 
> 
> See line 8. - 10.80.1.1?? I thought that 10.x.x.x wasn't suppose to be
> routable outside internal LAN.. 
You're connected to NV, router at line 8 is in NV AS, it has route to
your IP.

Thanks, Serge.

> 
> 
> Am I missing something here?
> 
> 
> Thanks,
> Hetz
> -- 
> my blog (hebrew): http://benhamo.org
> Skype: heunique
> MSN: hetz-b...@benhamo.org
> 
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Re: Serial connection?

2010-04-22 Thread Serge
On Thu, 2010-04-22 at 10:21 +0300, shimi wrote:
> 
> 
> 2010/4/22 Hetz Ben Hamo 
> Hi,
> I wonder if someone could recommend a cheap and simple device
> to connect 8-10 servers through serial port so I can connect
> them from outside using telnet or ssh.
> 
> 
> A device name and price / link to purchase would help.
> 
> 
> Thanks,
> Hetz
> 
> 
> 
> I think most of those units cost like $1K for 8 ports or so. "Digi"
> are well known, sold by Ankor.
Another option is to use old cisco 2500, it has 16 serial ports, every
port is accessible by telnet. I have no idea where you can buy/get it.

Thanks, Serge.

> 
> You may also want to not use a single "big box" but instead use a
> single adapter per machine. Seems cheaper...
> http://www.gridconnect.com/xportdirect-.html
> 
> HTH,
> 
> -- Shimi
> 
> 
> 
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hosting in USA

2010-05-06 Thread Serge
Hello there,
Could you advise any good hosting provider in USA? Somebody wants to
move from godaddy. Any input very  appreciated.

Thanks, Serge.




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Re: hosting in USA

2010-05-06 Thread Serge
On Thu, 2010-05-06 at 17:08 +0300, Hetz Ben Hamo wrote:
> Rackspace? it's like killing a Mosquito with a Canon, and their price
> is really big.. 
> 
> 
> It really depends on the person's needs: Is he looking for Dedicated
> server? VPS? or a simple shared account?
> He/she should also take into consideration other details such:
Sorry, I didn't mentioned that.
We are looking for VPS/dedicated server managed by us, depends from the
price what to take.

> 
> 
> * Where his target audience is located? if his customers are located
> in Israel, perhaps it's best to find a good deal here in IL
> * Is shared hosting good enough for him? then something like
> bluehost.com could be sufficient for him (although their uptime record
> is horrible)
> * How many people are accessing his web site?
It's for the hosting 2-3 web stores, no information about the "how many
people", the hosting must be done in USA.

Thanks, Serge.

> 
> 
> After answering these questions (to himself) it would be easier for
> him to find a good company for his needs.
> 
> 
> Hetz
> 
> 
> 
> 2010/5/6 Marc Volovic 
> rackspace
> 
> 
> On May 6, 2010, at 4:30 PM, Serge wrote:
> 
> > Hello there,
> > Could you advise any good hosting provider in USA? Somebody
> wants to
> > move from godaddy. Any input very  appreciated.
> >
> > Thanks, Serge.
> >
> >
> >
> >
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> 
> 
> Marc Volovic
> marcvolo...@me.com
> 
> 
> 
> 
> 
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> 
> 
> -- 
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> Skype: heunique
> MSN: hetz-b...@benhamo.org
> 



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