[linux-help] Re: One-way-telnet

[Steven Saner <ssaner@xxxxxxxxxxxxxxx>]

TCP wrappers perhaps? Look in /etc/hosts.allow


On Sat, Jan 06, 2001 at 11:21:33PM -0600, Bruce Bales wrote:
> 
> I have a Linux (RH6) gateway with cable internet on eth0.  eth1 hooks to a hub
> and a network of a windows 98 box and another RH6 box.  I can ping both ways
> gateway to the windows box and both ways gateway to Linux2 box.  I can telnet
> from either box on the network to the gateway.   When I try to telnet from the
> gateway to either of the others, I get " trying 192.168.0.2" (or 192.168.0.3)
> then "connection refused."
> 
> ipchains is "ACCEPT", "ACCEPT", "ACCEPT".
> 
> /etc/sysconfig/network,  ifconfig, and the routing table from the gateway box
> are below.  Why can I telnet only one way?
> 
> bruce
> 
> /sysconfig/network:
> NETWORKING=yes
> HOSTNAME=sam
> NISDOMAIN="mynet.com"
> GATEWAY='sam 192.168.0.1'
> GATEWAYDEV=eth1
> FORWARD_IPV4=no
> 
> Kernel IP routing table
> Destination     Gateway         Genmask         Flags   MSS Window  irtt Iface
> 192.168.0.1     0.0.0.0         255.255.255.255 UH       0 0          0 eth1
> 192.168.0.0     192.168.0.1  255.255.255.0    UG       0 0          0 eth1
> 192.168.0.0     0.0.0.0         255.255.255.0     U          0 0          0 
> eth1
> 
> 65.27.96.0       0.0.0.0         255.255.248.0     U          0 0          0
> eth0
> 127.0.0.0         0.0.0.0         255.0.0.0             U          0 0
> 0 lo
> 0.0.0.0             65.27.96.1    0.0.0.0                UG        0 0
> 0 eth0
> 
> ifconfig:
> eth0      Link encap:Ethernet  HWaddr 00:A0:CC:5C:AB:35
> inet addr:65.27.101.55  Bcast:255.255.255.255  Mask:255.255.248.0
> UP BROADCAST RUNNING  MTU:1500  Metric:1
> RX packets:2575 errors:0 dropped:0 overruns:0 frame:0
> TX packets:6 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:100
> Interrupt:11 Base address:0xfc00
> 
> eth1      Link encap:Ethernet  HWaddr 00:00:E8:3E:F7:C8
> inet addr:192.168.0.1  Bcast:192.168.0.255  Mask:255.255.255.0
> UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
> RX packets:2152 errors:0 dropped:0 overruns:0 frame:0
> TX packets:150 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:100
> Interrupt:3 Base address:0x300
> 
> lo        Link encap:Local Loopback
> inet addr:127.0.0.1  Mask:255.0.0.0
> UP LOOPBACK RUNNING  MTU:3924  Metric:1
> RX packets:148 errors:0 dropped:0 overruns:0 frame:0
> TX packets:148 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> 
> 
> 
> 
> 
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