help about communication with DMZ.

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1 total messages Started by Jong-Sik Kim. Wed, 22 Apr 1998 00:00

#159

Author: Jong-Sik Kim.
Date: Wed, 22 Apr 1998 00:00

33 lines
1743 bytes

I need some help about communication with DMZ.
server is aix 4.1.4, RS/6000.
the follow figure is  my firewall structure.

                                  +------+
Router for inside-net ---|  FW  |---- Router for outside-net
                                  +-(a)--+
                                      |
                                      |
                         DMZ: Hub for internet server

it's Ok between inside-net and outside-net.
problem is that FW don't communication with hosts on DMZ.
the follow configur is for DMZ.
-. (a)'s ip addr is 203.225.22.1, DMZ Net is 203.225.22.0/24
-. on FW, route add destin 203.225.22.0 gateway 203.225.22.1

test result is following,
-. ping from FW to 203.225.22.1 is ok,
   ping from FW to host on DMZ is no responce.
-. ping from host to host on DMZ is ok

-. traceroute from FW to host on DMZ,
   \> traceroute 203.225.22.10
      1  localhost (127.0.0.1)  1 ms  1 ms  1 ms
      2  localhost (127.0.0.1)  1 ms  1 ms  1 ms
      3  localhost (127.0.0.1)  1 ms  1 ms  1 ms
         ....
      in spite of 203.225.22.10 do not exist ip,
      trace message is printed like above.

please give me your helps, i'll very appreciate.

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