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Groups > comp.os.linux.networking > #4977

Re: incoming ssh blocked by ISP

From Bob Tennent <rdtennent@tennent.ca>
Newsgroups comp.os.linux.networking
Subject Re: incoming ssh blocked by ISP
Date 2021-11-06 21:18 +0000
Organization A noiseless patient Spider
Message-ID <sm6rf6$ann$1@dont-email.me> (permalink)
References <sm66vk$hvp$1@dont-email.me> <20211106193516.286599e5@ryz> <sm6mi8$5ns$1@dont-email.me>

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On Sat, 6 Nov 2021 19:54:48 -0000 (UTC), William Unruh wrote:
 > On 2021-11-06, Marco Moock <invalid@invalid.invalid> wrote:
 >> Am Sat, 6 Nov 2021 15:28:52 -0000 (UTC)
 >> schrieb Bob Tennent <rdtennent@tennent.ca>:
 >>
 >>> Outgoing ssh works fine and sshd is active. It's not my
 >>> firewall and I use ddclient and zoneedit.com to deal with my
 >>> dynamic IP address.
 >>> 
 >>> When I complain to Support at my ISP I'm told to pay for a
 >>> static IP address. Is there any other solution? I'm not a
 >>> networking expert. I do have login access to a server with a
 >>> static IP address but it's not the system I'm trying to ssh
 >>> into.
 >>
 >> Tell you ISP to disable it and if it doesn't don't pay them anymore
 >> because they restrict your access to the internet. Internet access
 >> means that you are also be able to establish TCP connections to your
 >> computer. This is regardless if you get a static IPv4 address/IPv6 net
 >> or dynamic ones.
 >>
 >
 > HIs theory is that the ISP is port blocking him.

Not my theory. The ISP is not allowing me to access the IP
address in any way. I believe they are using some sort of
NAT to conserve IP addresses.

 > His ISPs response has two possibilities-- that he is
 > using a dynamic adress and thus never knows what the IP
 > address is of his machine.

I know what the IP address is by using checkip.dyndns.org
internally. But externally, that IP address is inaccessible,
even to pings.

 > So the OP has to be a bit more forthcoming as what is happening. 

What more can I say?  

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Thread

incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-06 15:28 +0000
  Re: incoming ssh blocked by ISP Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2021-11-06 16:28 +0000
    Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-06 21:33 +0000
      Re: incoming ssh blocked by ISP Lew Pitcher <lew.pitcher@digitalfreehold.ca> - 2021-11-06 21:54 +0000
        Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-06 23:13 +0100
          Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-06 19:16 -0400
            Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-07 00:28 +0100
        Re: incoming ssh blocked by ISP William Unruh <unruh@invalid.ca> - 2021-11-07 03:03 +0000
        Re: incoming ssh blocked by ISP Marco Moock <invalid@invalid.invalid> - 2021-11-07 12:44 +0100
      Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-06 17:57 -0400
        Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-06 18:01 -0400
          Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-07 01:56 +0000
            Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-07 21:21 +0000
              Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-07 19:05 -0500
                Re: incoming ssh blocked by ISP ant@zimage.comANT (Ant) - 2021-11-07 22:51 -0600
              Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-08 01:18 +0000
                Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-07 21:25 -0500
                Re: incoming ssh blocked by ISP Bit Twister <BitTwister@mouse-potato.com> - 2021-11-07 23:35 -0600
      Re: incoming ssh blocked by ISP William Unruh <unruh@invalid.ca> - 2021-11-07 02:51 +0000
    Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-06 22:47 +0100
      Re: incoming ssh blocked by ISP Dan Purgert <dan@djph.net> - 2021-11-10 13:13 +0000
  Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-06 13:43 -0400
  Re: incoming ssh blocked by ISP Pascal Hambourg <pascal@plouf.fr.eu.org> - 2021-11-06 19:18 +0100
  Re: incoming ssh blocked by ISP Marco Moock <invalid@invalid.invalid> - 2021-11-06 19:35 +0100
    Re: incoming ssh blocked by ISP William Unruh <unruh@invalid.ca> - 2021-11-06 19:54 +0000
      Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-06 21:18 +0000
        Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-06 22:47 +0100
          Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-06 23:56 +0100
        Re: incoming ssh blocked by ISP Pascal Hambourg <pascal@plouf.fr.eu.org> - 2021-11-06 23:44 +0100
          Re: incoming ssh blocked by ISP "Carlos E. R." <robin_listas@es.invalid> - 2021-11-06 23:54 +0100
            Re: incoming ssh blocked by ISP Pascal Hambourg <pascal@plouf.fr.eu.org> - 2021-11-07 10:07 +0100
        Re: incoming ssh blocked by ISP Marco Moock <invalid@invalid.invalid> - 2021-11-07 10:22 +0100
          Re: incoming ssh blocked by ISP Pascal Hambourg <pascal@plouf.fr.eu.org> - 2021-11-07 10:51 +0100
            Re: incoming ssh blocked by ISP Marco Moock <invalid@invalid.invalid> - 2021-11-07 11:09 +0100
  Re: incoming ssh blocked by ISP Joe Beanfish <joebeanfish@nospam.duh> - 2021-11-08 14:52 +0000
    Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-14 16:42 +0000
      Re: incoming ssh blocked by ISP Marco Moock <mo01@posteo.de> - 2021-11-14 18:01 +0100
      Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-14 13:08 -0500
        Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-14 19:20 +0000
          Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-14 15:06 -0500
            Re: incoming ssh blocked by ISP Bob Tennent <rdtennent@tennent.ca> - 2021-11-14 21:03 +0000
              Re: incoming ssh blocked by ISP "David W. Hodgins" <dwhodgins@nomail.afraid.org> - 2021-11-14 16:28 -0500
                Re: incoming ssh blocked by ISP ant@zimage.comANT (Ant) - 2021-11-15 04:19 -0600
                Re: incoming ssh blocked by ISP William Unruh <unruh@invalid.ca> - 2021-11-15 20:18 +0000
      Re: incoming ssh blocked by ISP ant@zimage.comANT (Ant) - 2021-11-15 04:18 -0600

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