Routing Problem ?

[Jeff Vian]

Johnny Smith wrote:

>I am having a problem on my lan.
>
>Please see my attached lan diagram.
>
>
>I cannot access machines ((LK)) from ((NK)) or vice
>versa, I can ping their gateways though.
>
>I can access ((WS)) from both ((LK)) and ((NK))
>
>I'm using 'direct cable' connections [ no hub ].
>
>Both ((NK)) and ((LK)) can see the net, just not each
>other.
>  
>
check routing/firewalling on ((LAN)).
That is where the connection between the two would be made.

>Anybody have any suggestions of what to ck 1st...
>
>Thanks
>
>johnny
>
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>
>------------------------------------------------------------------------
>
>My home network diagram.
>
>   ((??)) = the name of the machine
>
>1.Using Bastille-Linux firewalls on (( GW )) and (( LAN  ))
>2.port 80 is only open to the 'outside world' on (( GW  ))
>3.port 80 on (( LAN )) is open to (( NK )) and (( LK  )) only
>
>--------------------------
>|       (( GW ))         |              
>|                [ ppp0 ]|<<<=== The Internet
>|Bastille-Linux Firewall |
>|                        |  
>|                        |      ----------------------------
>|                        |      |         (( WS  ))        |
>|                        |      |    a public WebServer    |
>|        eth1[172.16.0.1] ===>>>|eth0[172.16.0.2]          |             
>|                        |      |                          |
>|                        |      ----------------------------
>|                        |      -----------------------------|
>|                        |      |         (( LAN ))          |
>|                        |      | Webserver/Ftp Server       |
>|                        |      | accessible by              |
>|                        |      | (( NK )) and (( LK ))'only'|
>|                        |      | [2 internal hosts]         |
>|                        |      |                            |
>|                        |      |                            |
>|          eth0[10.0.0.1] ===>>>|eth0[10.0.0.2]              |             
>|                        |      |                            |
>--------------------------      |                            |
>                                |    Bastille-Linux Firewall |
>                                |                            |
>--------------------------      |                            |
>|       (( NK  ))        |      |                            |
>|      a workstation     |      |                            |
>|     eth0[192.168.1.105]|<<<===|eth1[192.168.1.100]         |
>|                        |      |                            |
>-------------------------       |                            |
>                                |                            |
>                                |                            |
>--------------------------      |                            |
>|       (( LK ))         |      |                            |
>|      a workstation     |      |                            |
>|        eth0[172.17.0.2]|<<<===|eth1[172.17.0.1]            |
>|                        |      |                            |
>--------------------------      ------------------------------
>  
>