0
votes
0answers
19 views

Hidden network interfaces

I'm trying to list all network interfaces in a linux server (network sniffer). When I use the command tcpdump -D is shows only the managing ports and lo. Are the other ports hidden some way? Is there ...
1
vote
1answer
863 views

Unable to capture wifi traffic with wireshark

Even a few days ago everything was fine, but now simply I can't capture and see tcp, http, etc. wifi traffic but only the traffic for the protocols 802.11 and LLC. I used different wifi spots ...
6
votes
4answers
4k views

Get active network interface on Windows

I'm developing an application that provides a UI to windump, the packet sniffer. Windump has a "-D" parameter that lists all network interfaces it can find, and then you can specify which interface to ...
2
votes
6answers
480 views

On a switched network, why do unicast packets not addressed to me reach my NIC when I'm in promiscuous mode?

When I'm connected to a switch, the switch knows which MAC address belongs to which port. So even when I'm in promiscuous mode, why do I receive unicast packets that are addressed to other MAC ...
5
votes
1answer
19k views

Capturing wireless traffic (using Wireshark)

When I run wireshark on a wired network it works fine and reports all of the packets. When I run it on a wireless network though I only see my own traffic. The wireless card I have is supposed to ...