F/W
|
------------
| router1 |
| 192.168.1.2 |
| 192.168.2.1 |
------------
|---------------|
-------------- -----------
| pc1 | | router2 |
| 192.168.2.111 | | 192.168.2.4 |
-------------- | 192.168.3.1 |
-----------
|--------------|
----------- -----------
| pc2 | | printer |
| 192.168.3.2 | | 192.168.3.3 |
----------- -----------

1. pc1,router2のデフォルトGWはrouter1
2. pc2,printerのデフォルトGWがrouter2
3. router1には192.168.2.4-192.168.3.0/24のルーティング追加
router2=Micro Research Laboratory, Inc.　OPT70
printer=OKI microline 803psIIV*F