1
vote
2answers
54 views

Drop TCP packets and prevent TCP retransmission

I have an application that sends TCP data to a server. My server is made to intentionally drop the packets sent by the application, and as a result the client retransmits the packets. I need to ...
1
vote
1answer
156 views

Using ping on multiple interfaces on a NIC

I have two systems and each have a NIC with two ethernet ports. One system has a verified NIC card, but the other has a NIC which has to be verified. I use ping to verify whether the interfaces on ...
5
votes
1answer
263 views

Simulating user activity

I want to simulate user activity on a virtual machine in a completely automated maner. That is, I would like to run a program or a set of scripts that would simulate an user using a computer for an ...
1
vote
3answers
707 views

Check if the residence's connection has internet access

I'd like to be able to test if I have access to the internet. My computer is connected to the residence internet connection. I thought of using ping like this: ping -q -w 1 -c 1 `ip r | grep default ...