How to start 'telnetd'

Tue Sep 6 17:47:22 UTC 2005

Sachin,

Often this is a problem with PTY's. Make sure your kernel and busybox both 
have them supported and configured in a similar manner, and that your dev 
directory has the appropriate pty's.

On 9/6/05, Sachin Rane <sachin.rane at lgsoftindia.com> wrote:
> 
>  Hi Mike,
> 
>  I have compiled the BusyBox with CONFIG_TELNETD=y.
> 
> But still getting the message 'Connection closed by foreign host'. 
> 
>  Regards,
> 
> Sachin 
>  ------------------------------
>  
> *From:* Michael Shearer [mailto:mshearer at aastra.com] 
> *Sent:* Tuesday, September 06, 2005 8:17 PM
> *To:* Sachin Rane
> *Cc:* busybox at busybox.net; Edgar E. Iglesias
> *Subject:* RE: How to start 'telnetd'
>  
>  Hi Sachin,
>  
>   You'll only be able to use Busybox in conjunction with inetd if you 
> compiled it with the CONFIG_TELNETD=y feature. In theory, if you execute 
> telnetd from the command line and try to telnet to your Bladecenter server, 
> it should work.
>  
>   Mike
>  
> -----Original Message-----
> *From:* Sachin Rane [mailto:sachin.rane at lgsoftindia.com]
> *Sent:* Tuesday, September 06, 2005 9:41 AM
> *To:* Michael Shearer
> *Cc:* busybox at busybox.net; Edgar E. Iglesias
> *Subject:* RE: How to start 'telnetd'
> 
> Thanks Michael and Edgar for pointing out the problem.
> 
>  I have compiled the kernel with 'CONFIG_INET' support.
> 
> The error message "telnetd: socket: address family not supported by 
> protocol" is not seen now.
> 
>  But when I tried to connect the telnet server, it gives me following 
> message:
> 
> $ telnet 192.168.0.8 <http://192.168.0.8>
> 
> Trying 192.168.0.8...
> 
> Connected to 192.168.0.8 <http://192.168.0.8>.
> 
> Escape character is '^]'.
> 
> Connection closed by foreign host. 
> 
>  
> 
> The entry for telnet in /etc/inetd.conf is:
> 
> telnet  stream  tcp    nowait  root    /usr/sbin/telnetd
> 
>  
> 
> The entry for telnet in /etc/services is:
> 
> telnet         23/tcp
> 
> telnet         23/udp
> 
>  
> 
> The 'netstat -l' command  gives :
> 
> Proto   Recv-Q  Send-Q  Local Address  Foreign Address        State
> 
> tcp     0       0       *:ftp          *:*                    Listen
> 
> tcp     0       0       *:telnet       *:*                    Listen
> 
>  
> 
>  
> 
>  
> 
> The 'nmap –sS 192.168.0.8' gives:
> 
> Port    State   Service
> 
> 21/tcp  Open    ftp
> 
> 23/tcp  Open    telnet
> 
>  
> 
>  
> 
> I think the entries are correct.
> 
>  
> 
>  
> 
> Regards,
> 
> Sachin Rane
> 
>  
> 
>    ------------------------------
>  
> *From:* Michael Shearer [mailto:mshearer at aastra.com] 
> *Sent:* Monday, September 05, 2005 10:03 PM
> *To:* Sachin Rane; busybox at busybox.net
> *Subject:* RE: How to start 'telnetd'
>  
>  This is not a problem with Busybox but rather with your kernel. Looks 
> like TCP/IP is not supported. Recompile your kernel with the CONFIG_INET 
> option enabled.
>  
>   Mike
>  
> *Michael Shearer* 
> *New Product Development* 
> *Aastra Telecom US, CVX Division* 
> *8 Federal Street* 
> *Billerica**, MA, USA**, 01821-3570**
> *( Phone (978) 436-4248 
> ( Fax (978) 436-4233
> , Internet Mail* **mshearer at aastra.com*
> : Web* **www.aastra.com <http://www.aastra.com>* 
>  
> -----Original Message-----
> *From:* busybox-bounces at busybox.net [mailto:busybox-bounces at busybox.net]*On 
> Behalf Of *Sachin Rane
> *Sent:* Monday, September 05, 2005 7:46 AM
> *To:* busybox at busybox.net
> *Subject:* How to start 'telnetd'
> 
> Hi,
> 
>  I am trying to use busybox on IBM BladeCentre (configured as a diskless 
> client).
> 
> I am getting following error when tried to start the 'telnetd' daemon:
> 
> "telnetd: address family not supported by protocol"
> 
>  I have copied the inetd.conf from the 'example' directory which comes 
> with 'BusyBox' build.
> 
>  Could you help me to start the 'telnetd'?
> 
>  Regards,
> 
> Sachin Rane
> 
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