Cupture lldp or cdp packages Solaris/Linux

CUPTURE CDP TRAFFIC

Linux

# tcpdump -i eth0 -v -s 1500 -c 1 'ether[20:2] == 0x2000'

Solaris

# snoop -d net0 -s 1500 -x0 -c 1 'ether[20:2] = 0x2000'

CUPTURE LLDP TRAFFIC

Linux

# tcpdump -i eth0 -s 1500 -XX -c 1 'ether proto 0x88cc'

Solaris

# snoop -v -x0 -d e1000g0 dst 01:00:0c:cc:cc:cc or 01:80:C2:00:00:0E|egrep -i "Port|system"