Hello, what is the meaning and usage of “bridge0” ?
route -n
Kernel IP routing table
Destination Gateway Genmask Flags Metric Ref Use Iface
0.0.0.0 10.232.243.62 0.0.0.0 UG 0 0 0 rmnet_data0
10.232.243.60 0.0.0.0 255.255.255.252 U 0 0 0 rmnet_data0
192.168.2.0 0.0.0.0 255.255.255.0 U 0 0 0 ecm0
192.168.225.0 0.0.0.0 255.255.255.0 U 0 0 0 bridge0
ifconfig
bridge0 Link encap:Ethernet HWaddr 3E:4F:0F:F6:59:F6
inet addr:192.168.225.1 Bcast:192.168.225.255 Mask:255.255.255.0
inet6 addr: fe80::3c4f:fff:fef3:56f3/64 Scope:Link
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:0 (0.0 B) TX bytes:76 (76.0 B)
ecm0 Link encap:Ethernet HWaddr 2E:87:8D:39:22:52
inet addr:192.168.2.2 Bcast:192.168.2.255 Mask:255.255.255.0
inet6 addr: fe80::2c87:8dff:fe39:2252/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:526 errors:0 dropped:0 overruns:0 frame:0
TX packets:330 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:46263 (45.1 KiB) TX bytes:45990 (44.9 KiB)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1 errors:0 dropped:0 overruns:0 frame:0
TX packets:1 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:76 (76.0 B) TX bytes:76 (76.0 B)
rmnet0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
UP RUNNING MTU:2000 Metric:1
RX packets:48 errors:0 dropped:0 overruns:0 frame:0
TX packets:61 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4548 (4.4 KiB) TX bytes:3402 (3.3 KiB)
rmnet_data0 Link encap:UNSPEC HWaddr 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
inet addr:10.232.243.61 Mask:255.255.255.252
inet6 addr: fe80::5ee8:4d8:23fa:b92/64 Scope:Link
UP RUNNING MTU:1430 Metric:1
RX packets:48 errors:0 dropped:0 overruns:0 frame:0
TX packets:61 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:4130 (4.0 KiB) TX bytes:3402 (3.3 KiB)
traceroute 8.8.8.8
traceroute to 8.8.8.8 (8.8.8.8), 30 hops max, 38 byte packets
1 192.168.70.13 (192.168.70.13) 183.566 ms * 114.343 ms
2 192.168.70.26 (192.168.70.26) 79.534 ms 192.168.70.10 (192.168.70.10) 80.687 ms 192.168.70.14 (192.168.70.14) 79.639 ms
3 * * *
4 be4357.ccr41.ams03.atlas.cogentco.com (154.54.62.250) 119.215 ms 94.672 ms 86.960 ms
5 be2434.agr21.ams03.atlas.cogentco.com (130.117.2.241) 89.546 ms 89.521 ms 89.070 ms
6 tata.ams03.atlas.cogentco.com (130.117.15.102) 86.754 ms 91.181 ms 91.475 ms
7 209.85.172.236 (209.85.172.236) 79.575 ms 82.297 ms 82.578 ms
8 108.170.241.193 (108.170.241.193) 79.581 ms 79.595 ms 108.170.241.225 (108.170.241.225) 86.956 ms
9 172.253.66.185 (172.253.66.185) 96.091 ms 216.239.49.13 (216.239.49.13) 101.837 ms 142.251.255.39 (142.251.255.39) 88.511 ms