Re: [tcpdump-workers] does "port 25" work?

2008-08-01 Thread Guy Harris
On Aug 1, 2008, at 12:36 AM, Gert Doering wrote: On Thu, Jul 31, 2008 at 11:53:27PM -0400, U. George wrote: Without a detailed study, on my part, I am unable to jump to that conclusion. There is nothing to "study" here, or any conclusion to "jump to". Guy has described the way tcpdump curre

Re: [tcpdump-workers] does "port 25" work?

2008-08-01 Thread Gert Doering
Hi, On Thu, Jul 31, 2008 at 11:53:27PM -0400, U. George wrote: > Without a detailed study, on my part, I am unable to jump to that > conclusion. There is nothing to "study" here, or any conclusion to "jump to". Guy has described the way tcpdump currently works. It works that way because it wa

Re: [tcpdump-workers] does "port 25" work?

2008-08-01 Thread Guy Harris
On Jul 31, 2008, at 8:53 PM, U. George wrote: Guy Harris wrote: On Jul 31, 2008, at 11:29 AM, U. George wrote: if i say this: tcpdump -n -v -i eth1 i get a log of: ether type * and port *, ie the PPPoE data. What you get is a log of "*", i.e. all data. "port *" is irrelevant; Not so. T

[tcpdump-workers] Support for ATM NIC capturing

2008-08-01 Thread Munish Dayal
Hi, I am a newbie to libpcap. I have a Linux machine (RHEL 4) with an ATM NIC (Marconi ForeRunner HE155 card - OC3). I wish to capture ATM cells (AAL5/AAL2) from this card. The application I will be using is Wireshark, to monitor AAL5/AAL2 traffic to/from my machine's ATM interface. Does libpc