Re: HELP: Telneting Inbound via a PPP Connection
Rob Goodwin wrote:
> Hi there,
>
Hi :)
> I'm having a serious problem here. I have been able to set up my machine
> to accept PPP connection. I can dial from a win95 machine and use PAP to
> authenticate and connect. The IP address is assigned to the win95 machine
> alright and I can then ping my linux box but that's about it. Any attempt
> to telnet or ftp yields nothing. no login prompt, etc.
When you say telnet do you mean telnet TO the linu xbox or beyond itusing it as a
router?
> What could be the problem?
many things :)
> The linux box IP is 192.168.1.1 and the IP being assigned to ttyS2 is
> 192.168.1.10. I also have IP masquerading set up for the LAN. (although it
> isn't connected at the moment when it was it was working fine) I thought
> the most obvious things would be in the hosts.allow or the ipfwadm set up
> in rc.local so I posted them below. If it could be something else please
> let me know.
did you check out /etc/hosts.deny?it ofetn has "ALL: PARANOID" I find this to be
too resrticitve
also I think 192.168.1.
is not "full enouhg" for hosts.allow (I could be wrong) have you tried
192.168.1.0 (or 255...im not sure which is right...I need to brush up on my IP)
-Steve
> like I said, a ping to 192.168.1.1 over the modem works without a problem
> as does using the linux box as an Internet gateway for the LAN. I just
> can't telnet or ftp in over a modem.
>
> thanks,
>
> rob
>
> /etc/hosts.allow
> ----------------
> ALL: 192.168.1.
> portmap: 192.168.1.
>
> /etc/rc.d/rc.local
> ------------------------
> /sbin/ipfwadm -F -f
> /sbin/ipfwadm -F -p deny
> /sbin/ipfwadm -F -a accept -S 192.168.1.0/24 -D 192.168.1.0/24
> /sbin/ipfwadm -F -a masquerade -S 192.168.1.0/24 -D 0.0.0.0/0
> /sbin/ipfwadm -F -a deny -S 0.0.0.0/0 -D 192.168.1.0/24 netbios-ns -P tcp
> /sbin/ipfwadm -F -a deny -S 0.0.0.0/0 -D 192.168.1.0/24 netbios-ns -P udp
> /sbin/ipfwadm -F -a deny -S 0.0.0.0/0 -D 192.168.1.0/24 netbios-dgm -P tcp
> /sbin/ipfwadm -F -a deny -S 0.0.0.0/0 -D 192.168.1.0/24 netbios-dgm -P udp
> /sbin/ipfwadm -F -a deny -S 0.0.0.0/0 -D 192.168.1.0/24 netbios-ssn -P tcp
> /sbin/ipfwadm -I -f
> /sbin/ipfwadm -I -a deny -S 192.168.1.0/24 netbios-ns -D 192.168.1.1
> domain -P udp
>
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[sjc@debian ~]$fortune -o
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