I am a programmer and I have made a production server that resides on public IP and listens for UDP packets. The purpose of this server is to collect UDP packets from a huge sensor network. And also ...
I'm writing a service using UDP, but I can't manage to reply to the client. When sending to the client via the DHCP-assigned IP (192.168.1.143) Wireshark shows no sent packets. The server receives ...
I've heard that on some corporate networks, outbound traffic from the same user can hop around different "from" IPs. Does that break two-way UDP, or do the networks only act that way for TCP? If it ...
I am working on an arch linux machine with ethernet interface eth1. I have created interface eth1:0 using ifconfig and given it a dummy hw address (00:01:02:03:04:05). When I send a UDP packet to a ...
Say I have two hosts - Using fictitious IPs for this example, say host A has IP 126.96.36.199. host B has two IPs - 188.8.131.52 and 184.108.40.206. If host B is listening on port 8888, and sees a packet come in from ...
I have a big distributed system I need to monitor. Background: My system is comprised of two servers, concentrating and controlling the system. Each server is connected to a set of devices (some ...
I have a hub site with a Cisco 2811 and several remote sites, running a mixture of Cisco 851 and 871 routers configured for site-to-site VPN. I am in the process of adding DHCP scopes and DNS zones ...