tcpdump mailing list archives
Re: odd issue with Linux VLAN interface
From: Denis Ovsienko <denis () ovsienko info>
Date: Wed, 28 Jan 2015 00:28:03 +0000
I.e., "tcpdump -i eth0 not tcp" prints *only* TCP packets?
Yes, exactly. Just checked once again.
Just out of curiosity, what does "tcpdump -i eth0 -d not tcp" print?
root@homepc:~# tcpdump -pni eth0 -d not tcp (000) ldh [12] (001) jeq #0x86dd jt 2 jf 7 (002) ldb [20] (003) jeq #0x6 jt 10 jf 4 (004) jeq #0x2c jt 5 jf 11 (005) ldb [54] (006) jeq #0x6 jt 10 jf 11 (007) jeq #0x800 jt 8 jf 11 (008) ldb [23] (009) jeq #0x6 jt 10 jf 11 (010) ret #0 (011) ret #262144 -- Denis Ovsienko _______________________________________________ tcpdump-workers mailing list tcpdump-workers () lists tcpdump org https://lists.sandelman.ca/mailman/listinfo/tcpdump-workers
Current thread:
- odd issue with Linux VLAN interface Denis Ovsienko (Jan 27)
- Re: odd issue with Linux VLAN interface Guy Harris (Jan 27)
- Re: odd issue with Linux VLAN interface Denis Ovsienko (Jan 27)
- Re: odd issue with Linux VLAN interface Guy Harris (Jan 27)
- Re: odd issue with Linux VLAN interface Denis Ovsienko (Jan 27)
- Re: odd issue with Linux VLAN interface Michael Richardson (Jan 28)
- Re: odd issue with Linux VLAN interface Denis Ovsienko (Jan 27)
- Re: odd issue with Linux VLAN interface Guy Harris (Jan 27)
- Re: odd issue with Linux VLAN interface Denis Ovsienko (Jan 28)
- Re: odd issue with Linux VLAN interface Michael Richardson (Jan 28)