Cups problem

david walcroft d_j_w46 at bigpond.net.au
Thu Dec 13 23:20:30 UTC 2007


Aaron Konstam wrote:
>>>>>       
>>>>>           
>>>> I've done a "rpm -e --nodeps cups" then "yum install cups" and got to 
>>>> the point where
>>>> thunderbird and firefox send a print request to my HP PSC 2110 but is 
>>>> not printed out.
>>>> I still cannot open "localhost 631" 'Unable to connect'.
>>>>     
>>>>         
>>> ----
>>> how about in firefox...
>>>
>>> http://localhost:631
>>>
>>> ?
>>>
>>> Craig
>>>
>>>   
>>>       
>> comes up with "Unable to connect"
>>
>>     david
>>     
> It seems to me there are only two possibilities:
> 1. cupsd is not running. What does : ps aux -columns 256 |grep cupsd
> return/
> 2. Your /etc/hosts file does not define a localhost. Use the ip number
> of ypur machine rather than localhost.
> --
> =======================================================================
> Somewhere, something incredible is waiting to be known. -- Carl Sagan
> =======================================================================
> Aaron Konstam telephone: (210) 656-0355 e-mail: akonstam at sbcglobal.net
>
>   
Could you give me an example of /etc/hosts file please

ps aux -columns 256 |grep cupsd

[david at reddwarf ~]$ ps aux -columns 256 |grep cupsd
ERROR: Unknown user-defined format specifier "lumns".
********* simple selection *********  ********* selection by list *********
-A all processes                      -C by command name
-N negate selection                   -G by real group ID (supports names)
-a all w/ tty except session leaders  -U by real user ID (supports names)
-d all except session leaders         -g by session OR by effective 
group name
-e all processes                      -p by process ID
T  all processes on this terminal     -s processes in the sessions given
a  all w/ tty, including other users  -t by tty
g  OBSOLETE -- DO NOT USE             -u by effective user ID (supports 
names)
r  only running processes             U  processes for specified users
x  processes w/o controlling ttys     t  by tty
*********** output format **********  *********** long options ***********
-o,o user-defined  -f full            --Group --User --pid --cols --ppid
-j,j job control   s  signal          --group --user --sid --rows --info
-O,O preloaded -o  v  virtual memory  --cumulative --format --deselect
-l,l long          u  user-oriented   --sort --tty --forest --version
-F   extra full    X  registers       --heading --no-heading --context
                    ********* misc options *********
-V,V  show version      L  list format codes  f  ASCII art forest
-m,m,-L,-T,H  threads   S  children in sum    -y change -l format
-M,Z  security data     c  true command name  -c scheduling class
-w,w  wide output       n  numeric WCHAN,UID  -H process hierarchy
[david at reddwarf ~]$       




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