Re: ssh from 012 cable to server in US fail

2009-04-29 Thread Rami Addady




Hi,


Can't change port
number. Some user connect this server from post 22.


Rami






Tzafrir Cohen wrote:


  On Tue, Apr 28, 2009 at 11:10:30AM +0300, Rami Addady wrote:
  
  
Hi,


I have weird problem , staring this morning I can't ssh to a server in  
US,  from some computers that connect to the Internet using 012 cabels.

But if I'm ssh to server in 012 farm and then from it to the US server  
is work fine!

I called 012 technical support but they didn't  help me.

  
  
Trial and error: what if you use a different port number for the server?

For testing:

  /usr/sbin/sshd -D -p 1234 

  




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RE: ssh from 012 cable to server in US fail

2009-04-29 Thread ronys
FWIW, Netvision, although they've started blocking outgoing SMTP (port 25),
still allow SSH with no problems, both locally and to the US.

I doubt that it's a Big Brother type of issue (yet). Who was it that said
not to attribute to malice that which can be attributed to stupidity?

Chag Sameach,

Rony 

-Original Message-
From: linux-il-boun...@cs.huji.ac.il [mailto:linux-il-boun...@cs.huji.ac.il]
On Behalf Of Ira Abramov
Sent: Tuesday, April 28, 2009 1:58 PM
To: linux-il@cs.huji.ac.il
Subject: Re: ssh from 012 cable to server in US fail

Quoting Tomer Cohen, from the post of Tue, 28 Apr:
 Hi,
 
 I had the same issue yesterday evening (012, cable). After few hours I
 periodically tried, I was able to access the machines (one is located in
 Dreamhost, the other at sourceforge.net), but very slowly and with sudden
 disconnections after about one minute of each connection.

these all sound annoyingly like the adventures a friend of mine had
when connecting to my server from china, including obvious
man-in-the-middle attacks, such as each time hׁ” tried to connect, the
server would display a different host key.

If the state of Israel has started building a great firewall they are
both doing it wrong, as well as against the current law. very sad :-(


 
 
 
 On Tue, Apr 28, 2009 at 11:10, Rami Addady r...@active.co.il wrote:
 
  Hi,
 
 
  I have weird problem , staring this morning I can't ssh to a server in
US,
   from some computers that connect to the Internet using 012 cabels.
 
  But if I'm ssh to server in 012 farm and then from it to the US server
is
  work fine!
 
  I called 012 technical support but they didn't  help me.
 
 
  It's not a FW issue because the ssh session start.
 
  When I try to ssh it start and after some time fail , here is debug
  session.
 
 
  ssh -v -l user 111.111.111.111
 
 
  OpenSSH_3.9p1, OpenSSL 0.9.7a Feb 19 2003
 
  debug1: Reading configuration data /etc/ssh/ssh_config
  debug1: Applying options for *
  debug1: Connecting to ... port 22.
  debug1: Connection established.
  debug1: identity file /home/user/.ssh/identity type -1
  debug1: identity file /home/user/.ssh/id_rsa type -1
  debug1: identity file /home/user/.ssh/id_dsa type -1
  debug1: Remote protocol version 2.0, remote software version OpenSSH_4.3
  debug1: match: OpenSSH_4.3 pat OpenSSH*
  debug1: Enabling compatibility mode for protocol 2.0
  debug1: Local version string SSH-2.0-OpenSSH_3.9p1
  debug1: SSH2_MSG_KEXINIT sent
  debug1: SSH2_MSG_KEXINIT received
  debug1: kex: server-client aes128-cbc hmac-md5 none
  debug1: kex: client-server aes128-cbc hmac-md5 none
  debug1: SSH2_MSG_KEX_DH_GEX_REQUEST(102410248192) sent
  debug1: expecting SSH2_MSG_KEX_DH_GEX_GROUP
 
  ... after few minutes...
 
  Connection closed by 111.111.111.111
 
 
  Any idea what wrong
 
 
  Rami
 
 
 
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 -- 
 Tomer Cohen
 http://tomercohen.com
 
 H. L. Mencken  - It is even harder for the average ape to believe that he
 has descended from man.
  http://www.brainyquote.com/quotes/authors/h/h_l_mencken.html

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Need Oracle / PHP guru

2009-04-29 Thread David Smith
Hi,

I need some help calling Oracle stored procedures and functions from
php. Some of the procedures return complex objects,cursors and more. I
am having trouble hacking the syntax and I have limited time.

I would be interested in hiring somebody who is experienced with the
above and can help me with my first steps. The oracle server is located
in a different location from the PHP web srerver.

The work is expected to be at most a few hours, pay a fair rate.

Thanks,

David Smith

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Re: Backup encryption key

2009-04-29 Thread Yuval Hager
בThursday 23 April 2009, נכתב על ידי Yuval Hager:
 On Thursday 23 April 2009, Shachar Shemesh wrote:
  I should point out one huge disadvantage of storing binary diffs when
  using encrypted systems. There is no (practical) way to erase old
  backups. Your backup storage size is bound to be ever increasing. This
  is because the only way to create a new complete snapshot (i.e. - a
  non-incremental backup) is to retransmit the entire backup data.
  Because the remote side is encrypted, you cannot use it to expand the
  image remotely.

 I have not given as much thought as you to the details here, but if I
 read the man page correctly, duplicity does allow to --remove-older-than.
 I am not sure how that works though.


I've continued to read on that - as long as you have at least one full 
backup, you can deleted earlier backups (which is quite obvious). ‎‎The 
main reason I am using rdiff-backup is that I can delete backups older than 
a certain time, as much as I like, without ever running a full backup 
besides the initial backup. The only limitation is that the data is not 
compressed nor encrypted on the destination.

-- 
yuval


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Re: Backup encryption key

2009-04-29 Thread Shachar Shemesh

Yuval Hager wrote:

בThursday 23 April 2009, נכתב על ידי Yuval Hager:
  

On Thursday 23 April 2009, Shachar Shemesh wrote:


I should point out one huge disadvantage of storing binary diffs when
using encrypted systems. There is no (practical) way to erase old
backups. Your backup storage size is bound to be ever increasing. This
is because the only way to create a new complete snapshot (i.e. - a
non-incremental backup) is to retransmit the entire backup data.
Because the remote side is encrypted, you cannot use it to expand the
image remotely.
  

I have not given as much thought as you to the details here, but if I
read the man page correctly, duplicity does allow to --remove-older-than.
I am not sure how that works though.




I've continued to read on that - as long as you have at least one full 
backup, you can deleted earlier backups (which is quite obvious). ‎‎The 
main reason I am using rdiff-backup is that I can delete backups older than 
a certain time, as much as I like, without ever running a full backup 
besides the initial backup. The only limitation is that the data is not 
compressed nor encrypted on the destination.


  
And with rsyncrypto+rsync, you can do all that AND have them encrypted 
and compressed.


Shachar

--
Shachar Shemesh
Lingnu Open Source Consulting Ltd.
http://www.lingnu.com

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Re: ssh from 012 cable to server in US fail

2009-04-29 Thread Imri Zvik
Hi,

We are not aware of such problem, and if such one exists, it is not 
intentional.

Please provide me with some more information off-list (IP addresses, capture 
files of connection attempts if possible etc.), and we will check into it.

--imriz

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Re: ssh from 012 cable to server in US fail

2009-04-29 Thread Imri Zvik
On Tuesday 28 April 2009 13:57:36 Ira Abramov wrote:
 these all sound annoyingly like the adventures a friend of mine had
 when connecting to my server from china, including obvious
 man-in-the-middle attacks, such as each time hׁ” tried to connect, the
 server would display a different host key.

 If the state of Israel has started building a great firewall they are
 both doing it wrong, as well as against the current law. very sad


A bit paranoid, aren't we? :)

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Re: ssh from 012 cable to server in US fail

2009-04-29 Thread Geoffrey Mendelson
2009/4/29 ronys ro...@gmx.net:
 FWIW, Netvision, although they've started blocking outgoing SMTP (port 25),
 still allow SSH with no problems, both locally and to the US.

 I doubt that it's a Big Brother type of issue (yet). Who was it that said
 not to attribute to malice that which can be attributed to stupidity?

Yesterday afternoon, Netvision was randomly blocking port 25 and 587,
pop3  (110) and 995. I called to complain and when I got through the
phone maze,  I was hung up on.

By around 10pm last night, things were back to normal, 587,110 and 995
were working.

SSH, HTTP and HTTPS worked the entire time.

I use a HOT cable modem and a PPTP tunnel.

I'll go with your second explanation.

BTW, does anyone know whom the new Minister of Telecommunications is?
The English press reported that there was one, but never mentioned who
it was.

Geoff.

-- 
Geoffrey S. Mendelson N3OWJ/4X1GM
Jerusalem, Israel

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Re: ssh from 012 cable to server in US fail

2009-04-29 Thread Baruch Siach
Hi Geoffrey,

On Thu, Apr 30, 2009 at 07:31:43AM +0300, Geoffrey Mendelson wrote:
 BTW, does anyone know whom the new Minister of Telecommunications is?
 The English press reported that there was one, but never mentioned who
 it was.

According to the page at http://www.moc.gov.il/137-en/MOC.aspx (English) the 
minister of communication is Moshe Kachlon (Likud).

baruch

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