From: Karen Lewellen <klewel...@shellworld.net> This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools.
---1404930036-1557067193-1485581000=:14597 Content-Type: TEXT/PLAIN; charset=X-UNKNOWN; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE I am so happy you could help him! To answer your question for myself, I never have this issue. No crashes, and i can spend hours working on line. Further I have done more than my share of downloads with sftpd386 as well. Kare On Fri, 27 Jan 2017, Dan Schmidt wrote: > I am equally as stunned - I will remember this day as the day I tried to > help somebody on the internet and they said "thank you" instead of flaming > or ignoring me. > > My ssh2dos is very unstable - it usually crashes on exit or after five to > ten minutes. Do you have this issue as well? I am curious if I should try > a different version of DOS. > > On Fri, Jan 27, 2017 at 12:04 AM, Ulrich Hansen <my.gr...@mailbox.org> > wrote: > >> Wow. I am stunned. This has solved the problem. I have spent more than a >> day searching for such a solution. >> >> I am now able to log into a Ubuntu 16.04 LTS server with OpenSSH 7.2 >> Client is a fresh install of FreeDOS 1.2 where I installed ssh2dos with >> "FDNPKG install ssh2dos" >> >> Thank you very, very much! >> >> Ulrich >> >> >> >> Am 27.01.2017 um 06:39 schrieb Dan Schmidt <helpdesk...@gmail.com>: >> >> I forgot - you may need to regenerate your keys with "ssh-keygen -A" after >> modifying the server. >> >> On Thu, Jan 26, 2017 at 10:38 PM, Dan Schmidt <helpdesk...@gmail.com> >> wrote: >> >>> I am unsure what it is that makes ssh2dos so unstable for me - nobody >>> else has this issue? >>> >>> I would like to answer Ulrich on how he can modify his Ubuntu server, but >>> first, a warning: These algorithms were disabled because they are obsolete >>> and insecure. Using a token based login, such as google-authenticator, may >>> be advisable if your server is public facing. >>> >>> Firstly, add this to your server's /etc/ssh/sshd_config: >>> >>> KexAlgorithms diffie-hellman-group1-sha1,curve25519-sha...@libssh.org >>> ,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie- >>> hellman-group-exchange-sha256,diffie-hellman-group14-sha1 >>> Ciphers 3des-cbc,blowfish-cbc,aes128-cbc,aes128-ctr,aes256-ctr >>> HostKeyAlgorithms +ssh-dss >>> >>> Then, make use of the -g option - it goes BEFORE your username in >>> ssh2dos. You should now be able to connect. >>> >>> I do not know why simply adding +diffie-hellman-group1-sha1 doesn't work, >>> it seems it should. Also, I was in a rush - I may be excluding some newer >>> options - report back if you find/add them with success. >>> >>> -Dan >>> >>> On Thu, Jan 26, 2017 at 9:42 PM, Karen Lewellen <klewel...@shellworld.net >>>> wrote: >>> >>>> Hi Bill, >>>> While I appreciate your desire for wisdom, I feel rather sure my >>>> specific situation will not apply to anyone else here most likely. >>>> I use ssh2d386 to access at least one commercial shell, but those shell >>>> services are maintained by others. I am not for example accessing my own >>>> server. >>>> If the servers you desire reaching are run by other people, give me an >>>> example and I will try. >>>> If my many years of computing has taught me anything is that the word >>>> Personal is important for a reason. >>>> Kare >>>> >>>> >>>> >>>> On Thu, 26 Jan 2017, William Dudley wrote: >>>> >>>> Karen, >>>>> >>>>> If you know how to get ssh2d386 to connect to a modern openssh, as on >>>>> Ubuntu 16.04, >>>>> please share the recipe with us! >>>>> >>>>> Thanks, >>>>> Bill Dudley >>>>> >>>>> >>>>> This email is free of malware because I run Linux. >>>>> >>>>> On Thu, Jan 26, 2017 at 9:10 PM, Karen Lewellen < >>>>> klewel...@shellworld.net> >>>>> wrote: >>>>> >>>>> Well, if you have given up no point in my sharing. >>>>>> We use the same edition of Ubuntu, both with dreamhost who has my >>>>>> office, >>>>>> and here at shellworld. >>>>>> While the latter requires me to make use of a few ssh2021b options, >>>>>> the -g >>>>>> option for example, I encounter no issues. >>>>>> I am going to guess that things like machine speed, mine is a p3 with >>>>>> allot of memory, impacts your situation. >>>>>> nor, I would hope, your location in the world. >>>>>> Sorry I did not notice your post before you abandoned the effort. >>>>>> Kare >>>>>> >>>>>> >>>>>> >>>>>> On Fri, 27 Jan 2017, Ulrich Hansen wrote: >>>>>> >>>>>> >>>>>> Am 26.01.2017 um 18:19 schrieb Karen Lewellen < >>>>>>> klewel...@shellworld.net>: >>>>>>> >>>>>>>> >>>>>>>> As I am presently writing this e-mail using ssh2d386 from the ssh2dos >>>>>>>> package ssh2021b, perhaps I can help you troubleshoot. >>>>>>>> >>>>>>>> >>>>>>> Hi Karen! >>>>>>> >>>>>>> I am using the exact same program and version. >>>>>>> >>>>>>> for the record, I am not using freedos, but the ms dos 7.10 package >>>>>>> >>>>>>>> mentioned on this list. >>>>>>>> Still every day several times a day I connect to two different >>>>>>>> servers >>>>>>>> using this package. >>>>>>>> >>>>>>>> >>>>>>> I guess your servers still run OpenSSH in versions earlier than 6.9. >>>>>>> >>>>>>> may I ask again what your issue is presently? >>>>>>> >>>>>>>> >>>>>>>> >>>>>>> Actually I have given up on it. I spent another day trying to get it >>>>>>> to >>>>>>> work, but without success. >>>>>>> >>>>>>> The problem is that I canrCOt connect to an Ubuntu 16.04 LTS server with >>>>>>> OpenSSH 7.2. >>>>>>> >>>>>>> SSH2D386 gives the message: >>>>>>> >>>>>>> Expected KEX_DH_GEX_GROUP >>>>>>> DH key exchange failed >>>>>>> >>>>>>> The server logs: >>>>>>> Jan 27 00:02:22 ubuntu-VirtualBox sshd[2651]: error: kex protocol >>>>>>> error: type 30 seq 1 [preauth] >>>>>>> Jan 27 00:02:22 ubuntu-VirtualBox sshd[2651]: error: Received >>>>>>> disconnect from 192.168.1.110 port 645:3: Expected KEX_DH_GEX_GRO >>>>>>> >>>>>>> As I wrote I already had problems connecting to a Debian 8 server with >>>>>>> OpenSSH 6.7. >>>>>>> But there I could fix it with these lines in /etc/ssh/sshd_config on >>>>>>> the >>>>>>> server. >>>>>>> >>>>>>> Ciphers aes128-cbc >>>>>>> KexAlgorithms diffie-hellman-group-exchange-sha1 >>>>>>> MACs hmac-sha1 >>>>>>> HostKeyAlgorithms ssh-css >>>>>>> >>>>>>> But in OpenSSH 7.2 this didnrCOt work. >>>>>>> >>>>>>> What else did I try? >>>>>>> >>>>>>> I tried to set MTU=576 in C:\FDOS\WATTCP.CFG. >>>>>>> >>>>>>> I tried to recompile OpenSSH. >>>>>>> The first time with adding this line in in compat.c: >>>>>>> { "SSHDOS*", SSH_OLD_DHGEX }, >>>>>>> The second time with this one: >>>>>>> { "SSHDOS*", SSH_BUG_NOREKEY|SSH_BUG_FIRSTKEX }, >>>>>>> >>>>>>> Both were not able to let SSH2D386 connect. It worked great with other >>>>>>> SSH clients. >>>>>>> >>>>>>> The idea was that SSH2DOS uses code from PuTTY and there were already >>>>>>> several exceptions in combat.c for old PuTTY versions. The reason >>>>>>> seems to >>>>>>> be that OpenSSH implemented RFC4419 and old PuTTY versions and >>>>>>> SSH2DOS did >>>>>>> not. See [1], [2]. >>>>>>> >>>>>>> I even looked at the SSH2DOS source code. But I have no experience >>>>>>> with >>>>>>> OpenWatcom. I installed it but gave up, when I saw I also had to >>>>>>> compile >>>>>>> the WATT32 TCP/IP stack. >>>>>>> >>>>>>> SSH2DOS uses PuTTY code, which is also Free Software. So in theory it >>>>>>> should be possible to replace the old PuTTY code with a more recent >>>>>>> one. >>>>>>> >>>>>>> cheers >>>>>>> Ulrich >>>>>>> >>>>>>> >>>>>>> [1] https://forums.red-gate.com/viewtopic.php?f=198&t=78958 >>>>>>> [2] http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/ >>>>>>> rfc4419.html >>>>>>> >>>>>>> >>>>>>> >>>>>>> ------------------------------------------------------------ >>>>>>> ------------------ >>>>>>> Check out the vibrant tech community on one of the world's most >>>>>>> engaging tech sites, SlashDot.org <http://slashdot.org>! >>>>>>> http://sdm.link/slashdot >>>>>>> _______________________________________________ >>>>>>> Freedos-user mailing list >>>>>>> Freedos-user@lists.sourceforge.net >>>>>>> https://lists.sourceforge.net/lists/listinfo/freedos-user >>>>>>> >>>>>>> >>>>>> ------------------------------------------------------------ >>>>>> ------------------ >>>>>> Check out the vibrant tech community on one of the world's most >>>>>> engaging tech sites, SlashDot.org <http://slashdot.org>! >>>>>> http://sdm.link/slashdot >>>>>> _______________________________________________ >>>>>> Freedos-user mailing list >>>>>> Freedos-user@lists.sourceforge.net >>>>>> https://lists.sourceforge.net/lists/listinfo/freedos-user >>>>>> >>>>>> >>>>>> >>>> ------------------------------------------------------------ >>>> ------------------ >>>> Check out the vibrant tech community on one of the world's most >>>> engaging tech sites, SlashDot.org <http://slashdot.org>! >>>> http://sdm.link/slashdot >>>> _______________________________________________ >>>> Freedos-user mailing list >>>> Freedos-user@lists.sourceforge.net >>>> https://lists.sourceforge.net/lists/listinfo/freedos-user >>>> >>>> >>> >> ------------------------------------------------------------ >> ------------------ >> Check out the vibrant tech community on one of the world's most >> engaging tech sites, SlashDot.org <http://slashdot.org>! >> http://sdm.link/slashdot_______________________________________________ >> Freedos-user mailing list >> Freedos-user@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/freedos-user >> >> >> >> ------------------------------------------------------------ >> ------------------ >> Check out the vibrant tech community on one of the world's most >> engaging tech sites, SlashDot.org! http://sdm.link/slashdot >> _______________________________________________ >> Freedos-user mailing list >> Freedos-user@lists.sourceforge.net >> https://lists.sourceforge.net/lists/listinfo/freedos-user >> >> > ---1404930036-1557067193-1485581000=:14597 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, SlashDot.org! http://sdm.link/slashdot ---1404930036-1557067193-1485581000=:14597 Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Freedos-user mailing list Freedos-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/freedos-user ---1404930036-1557067193-1485581000=:14597-- --- Internet Rex 2.29 * Origin: capcity2.synchro.net - 502/875-8938 (276:10/901) --- Synchronet 3.15a-Linux ListGate 1.3 * Capitol City Online - Frankfort, KY - telnet://capitolcityonline.net ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Freedos-user mailing list Freedos-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/freedos-user