Re: [SLE] Enabling FTP & Telnet on Suse 8.0
Simon
Thanks for your help and time. Telnet worked when I installed the xineted and in.telnetd from CD using Yast2, but having problems with ftp. Any ideas.
Thanks again!
CP
Simon Heaton
Well what a strange world we live in. I have literally just finished getting ftp/telnet working on my SuSE 8.0 install and what do I find? This posting!
So here is some additional information:
By default, it appears that inetd/xinetd is NOT enabled. I use xinetd rather than inetd as there is more control over configuration. To enable startup/shutdown of inetd (xinetd) place symbolic links in /etc/init.d/rc3.d and /etc/init.d/rc5.d. The configuration file for xinetd is /etc/xinetd.conf (and for inetd is /etc/inetd.conf).
Now services started by xinetd use the tcp wrappers so to get things working you will have to make some edits to the files /etc/hosts.allow and /etc/hosts.deny. See man 5 hosts_access for details of the format.
I use to use proftpd as the ftp daemon but there have been some security problems to instead I now use vsftpd. Configuration file for this is /etc/vsftpd.conf
Hope this is enough to get you going.
If you still have problems, drop me a note and I will try and help.
Kind regards,
Simon
Alexandr Malusek wrote:
Jay Vollmer
writes:
I have installed SuSE 8.0 (Professional) on intel. When trying to telnet or ftp, I am getting an error message "Connection Refused".
Please help me configure FTP and Telnet or point me to the resources which would help me do the same.
Services such as these are enabled by editing the /etc/inetd.conf file.
I'll only add the "Start/stop services (inetd)" module of YaST2 in Network/Basic can be used instead.
If I remember it right, some server packages must be installed, they are not in the default configuration. Anyway, ssh and scp or vsftp are safer alternatives.
-- Alexandr.Malusek@imv.liu.se
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Simon
Thanks for your help and time. Telnet worked when I installed the xineted and in.telnetd from CD using Yast2, but having problems with ftp. Any ideas.
Did you install an ftp dæmon? -- Mads Martin Jørgensen, http://mmj.dk "Why make things difficult, when it is possible to make them cryptic and totally illogic, with just a little bit more effort?" -- A. P. J.
Hi, This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh? Cheers, Jon
On Tuesday 16 July 2002 18.05, Jonathan Lim wrote:
This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh?
speed? Unencrypted transmissions are significantly faster than their unencrypted counterparts, and on a local lan, protected by firewalls and whatnot, where you have root control of all systems, you really don't need encrypted transmisisons. You'd have to be rooted to be vulnerable, and then the damage is already done. //Anders
I agree with you on principle, but even on a local LAN there are people who do strange things. I generally have telnet and ftp open on my laptop, not so much because of speed, but because there may not be an SSH environment where I take it, but there is generally nothing on my laptop that is sacred. Before I go to class, I put my slides up on my public web site. On 16 Jul 2002 at 18:07, Anders Johansson wrote:
Unencrypted transmissions are significantly faster than their unencrypted counterparts, and on a local lan, protected by firewalls and whatnot, where you have root control of all systems, you really don't need encrypted transmisisons. You'd have to be rooted to be vulnerable, and then the damage is already done.
-- Jerry Feldman Enterprise Systems Group Hewlett-Packard Company 200 Forest Street MRO1-3/F1 Marlboro, Ma. 01752 508-467-4315 http://www.testdrive.compaq.com/linux/
On Tuesday 16 July 2002 5:05 pm, you wrote:
Hi,
This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh?
Compatibility in our case. We have several hundred boxes running various versions of Linux, AIX, and other OSes. Some of them are ancient and are used for regression and compatibility testing. They all understand telnet and ftp out of the box; installing ssh clients on all of them would be a pain. -- 5:33pm up 5 days, 10:10, 1 user, load average: 0.25, 0.12, 0.04
On Tuesday 16 July 2002 18.05, Jonathan Lim wrote:
Hi,
This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh?
Simple and works without configuration. I have just tried to configure ssh (I will wait with sftp). I managed to set it up so I can connect and login as root from one box to another on my LAN. Can anyone advise me of good installation instruction. I have tried find it in th HowTos and manpages but thats not clear enopugh for me. /Nils-Olov
Nils-Olov Fransson
This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh?
Simple and works without configuration.
I would rather say the opposite is true on SuSE Linux (7.3, 8.0).
I have just tried to configure ssh (I will wait with sftp). I managed to set it up so I can connect and login as root from one box to another on my LAN. Can anyone advise me of good installation instruction. I have tried find it in th HowTos and manpages but thats not clear enopugh for me.
sshd is configured and started automatically in the default SuSE Linux installation. The HOWTO may vary significantly according to your configuration - there is an O'Reilly book (SSH, The Secure Shell: The Definitive Guide, http://www.oreilly.com/catalog/sshtdg/). -- Alexandr.Malusek@imv.liu.se
Jonathan Lim
This is not a dig or anything, but I'm wondering why people are using FTP
Anonymous FTP is still relatively OK.
& telnet rather than scp/sftp and ssh?
I enable telnetd before an ssh update on a remote machine (I administer several machines in another country). If there is a power shutdown during the update and sshd is corrupted then I still have a chance to log in and do repairs. If the ssh update is OK then I disable the telnetd. Sure, there are more secure methods but in this case everything is already in place on SuSE Linux. -- Alexandr.Malusek@imv.liu.se
Dear SuSErs, I have a installed running 8.0 system installed on a P-III SMP sys. It has 2 ultra scsi drives and a ATA-IDE HD. It has been running fine for a few months. Today I tryie dto add another ultrawide scsi drive from another older linux machine so that I could xfer files; thren I would have taken it out of the system. But it wouldn't boot or even pass the scsi bios so I pulled the drive and put the system back the way it was. Now the original system fails to boot. It gets to LILO and LILO "pours" screen-fulls of the characters 10 like a waterfall! I am able to boot the install CD to the rescue boot and the partitions look ok> fdisk -l shows the boot partition where it should be. but I don't know what to do from here. When I try to use the "Boot Installed System" from the Install CD it fails with a "Can't rad kernel" error and asks for the CD to be re-booted. Can I fix things from the 'rescue boot' ? I'm fairly sure that the data on the HDs is NOT corrupted but I have no idea why LILO 'pours' out the millions of "10" to the screen. I've looked at the suSE SDB and it only talks about variations of LILO failure where it only posta an 'L' or 'LI' or 'LIL' and such. Can anyone assist me, or point me to a reference or tutorial that will help me ger LILO fixwed? Thanks................ PeterB
On Tue, 2002-07-16 at 12:05, Jonathan Lim wrote:
This is not a dig or anything, but I'm wondering why people are using FTP & telnet rather than scp/sftp and ssh?
Ignorance. Telnet and rcp work, everything I do is LAN or direct dial, and no problems so no reason to look for a solution. When Telnet would not work out of the box on 8.0 I "found" ssh. I think it is great. One question. It seems to me with the keys ssh could be secured enough that I could expose my ssh port over the Internet through a firewall. Is that true or should I be looing at something like Free S/WAN to hook Linux to Linux over the net? The nice thing is there is a open source ssh client, but I found no open source IPSEC client for Free S/WAN under Windows. Greg Engel
participants (10)
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Alexandr Malusek
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Anders Johansson
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csp2201@netscape.net
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Derek Fountain
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Greg Engel
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Jerry Feldman
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Jonathan Lim
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Mads Martin Joergensen
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Nils-Olov Fransson
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peterb