Eu tenho um gateway Linux executando interfaces no modo de ponte transparente. Aqui eth0 = WAN, eth1 = LAN. Idealmente, acredito que eth0 RX = eth1 TX bytes e da mesma forma eth1 RX = eth0 TX bytes. Mas parece enorme lacuna nessas interfaces. Como os contadores de interface br0 afetam aqui?
root@###########:/# ifconfig
br0 Link encap:Ethernet HWaddr ##########
inet addr:######### Bcast:########## Mask:255.255.255.240
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:47262194 errors:0 dropped:4614 overruns:0 frame:0
TX packets:41869458 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:13170460498 (12.2 GiB) TX bytes:70134118715 (65.3 GiB)
eth0 Link encap:Ethernet HWaddr ############
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:148465632 errors:0 dropped:0 overruns:0 frame:0
TX packets:38848017 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:79098297056 (73.6 GiB) TX bytes:61360499863 (57.1 GiB)
eth1 Link encap:Ethernet HWaddr #############
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:9301779 errors:0 dropped:0 overruns:0 frame:0
TX packets:10364291 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:1098222281 (1.0 GiB) TX bytes:12775528535 (11.8 GiB)