
root@unknown:/tmp/home/root# tcpdump -i vlan3 -n
tcpdump: WARNING: vlan3: no IPv4 address assigned
tcpdump: verbose output suppressed, use -v or -vv for full protocol decode
listening on vlan3, link-type EN10MB (Ethernet), capture size 65535 bytes
01:20:12.292805 IP 192.168.2.1 > 233.26.198.130: igmp v2 report 233.26.198.130
01:20:12.337385 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.342060 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.346617 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.351177 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.355713 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.360384 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.364841 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.369434 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.373960 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.378012 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.382064 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:12.386012 IP 212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316


root@unknown:/tmp/home/root# tcpdump -i vlan3 -n -v
tcpdump: WARNING: vlan3: no IPv4 address assigned
tcpdump: listening on vlan3, link-type EN10MB (Ethernet), capture size 65535 bytes
01:20:54.972811 IP (tos 0xc0, ttl 1, id 0, offset 0, flags [DF], proto IGMP (2), length 32, options (RA))
    192.168.2.1 > 233.26.198.130: igmp v2 report 233.26.198.130
01:20:54.997663 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.017261 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.022011 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.026812 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.031497 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.051506 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
    212.48.196.68.53904 > 233.26.198.130.5000: UDP, length 1316
01:20:55.056675 IP (tos 0x80, ttl 26, id 0, offset 0, flags [DF], proto UDP (17), length 1344)
