SSH IP blocking?

[Tony Arnold]

Bob,

Bob McConnell wrote:
> Bart Silverstrim wrote:
>> Robert Holtzman wrote:
>>> On Wed, 9 Apr 2008, Kent Borg wrote:
>>>
>>>> Keith Clark wrote:
>>>>
>>>> Note, sshd already limits how fast passwords can be tried, making high
>>>> quality passwords very secure.  Maybe you don't need any add-on.
>>> Ps -aux doesn't show sshd running on my system.
>>>
>>> 1. shouldn't it?
>> If you can "ssh localhost" and get a prompt, yes...
>>
>> Maybe you missed it in the output, hopefully maybe?  "ps ax |grep ssh" 
>> doesn't show anything still?
>>
>>
>>> 2. a search for sshd turns up only documetation:
>>>
>>> [holtzm at localhost]/$ slocate *sshd*
>>> /usr/share/vim/vim71/syntax/sshdconfig.vim
>>> /usr/share/logwatch/default.conf/services/sshd2.conf
>>> /usr/share/logwatch/default.conf/services/sshd.conf
>>> /usr/share/logwatch/scripts/services/sshd
>>> /usr/share/logwatch/scripts/services/sshd2
>>>
>>> I thought it would be a default installation
>>>
>>> What am I missing?
>> Ah...no, then, I don't think you have it install.  sudo apt-get 
>> opensshd-server? or opensshd?
>>
> 
> sshd, like most network services, is normally slaved to the master 
> Internet daemon, inetd. I don't know how it is done through the GUI, but 
> in Slackware it is enabled with entries in /etc/inetd.conf.

Not in Ubuntu it isn't. sshd is its own daemon. And it's not installed
by default, deliberately.

sudo apt-get install openssh-server will install it.

Regards,
Tony.
-- 
Tony Arnold, IT Security Coordinator, University of Manchester,
IT Services Division, Kilburn Building, Oxford Road, Manchester M13 9PL.
T: +44 (0)161 275 6093, F: +44 (0)870 136 1004, M: +44 (0)773 330 0039
E: tony.arnold at manchester.ac.uk, H: http://www.man.ac.uk/Tony.Arnold