At this moment I don't have all the required equipment, so I cannot test it myself. Could you configure the following setup and see if that works?
Code:
SERVER
|
|
+--------+
| switch |
+--------+
/ \
/ \
/ \
/ \
/ \
+----------+ +----------+
| re0 | | fxp0 |
| | | |
| bridge-1 | | bridge-2 |
| | | |
| re1 | | fxp1 |
+----------+ +----------+
\ /
\ /
\ /
\ /
\ /
+--------+
| switch |
+--------+
|
|
|
WORKSTATION