# netstat -nbI cc1 1
input cc1 output
packets errs idrops bytes packets errs bytes colls
1521572 0 0 108339191 3748905 0 5564703511 0
1504585 0 0 107315857 3721404 0 5518024532 0
1512791 0 0 107675903 3755648 0 5568105001 0
# tcpdump -ni cc1 host
8.8.8.8tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on cc1, link-type EN10MB (Ethernet), capture size 262144 bytes
load: 56.04 cmd: tcpdump 11461 [bpf] 3.30r 0.00u 0.00s 0% 6848k
tcpdump: 0 packets captured, 8224072 packets received by filter, 0 packets dropped by kernel
load: 56.04 cmd: tcpdump 11461 [bpf] 5.88r 0.00u 0.00s 0% 6848k
tcpdump: 0 packets captured, 14590951 packets received by filter, 0 packets dropped by kernel
^C
0 packets captured
20532820 packets received by filter
0 packets dropped by kernel