WebJan 20, 2014 · eth0 works, for example, but I get nothing from the socket bound to eth1. Running wireshark on either interface shows data coming in successfully - that is, I can see data being sent from the Internet to either eth0's or eth1's IP in Wireshark (so NAT is not a problem with either), but my program just blocks on recvfrom without getting any data. WebNov 22, 2016 · However I have 2 NIC cards on my computer and I would like to listen only to one of them. lets say etho. I found two options bind and SO_BINDTODEVICE as follows: /* option 1. Bind to device */ if (setsockopt (sockfd, SOL_SOCKET, SO_BINDTODEVICE, ifName, IFNAMSIZ-1) == -1) { perror ("SO_BINDTODEVICE"); close (sockfd); return -4; } …
HAProxy 网络错误:无法绑定套接字 - Gingerdoc 姜知笔记
WebJan 14, 2015 · 1 Answer Sorted by: 1 The following port forwarder listens on IP: x.y.z.t:80, without binding to 80 on any other exposed IPs (unlike the bind parameter). SOCAT_SOCKADDR=x.y.z.t socat TCP-LISTEN:80,reuseaddr,fork,su=nobody TCP:a.b.c.d:80 If an interface has multiple IP’s, there is some experimenting to do! WebJan 30, 2015 · Following Python code works fine for real adapters, eg. eth0 for cable, wlan0 for wifi: s = socket.socket (socket.AF_INET, socket.SOCK_STREAM) s.setsockopt (socket.SOL_SOCKET, 25, b"eth0") But when I try to bind the socket to a virtual adapter e.g. "eth0:0" I get error "OSError: [Errno 19] No such device". irvine spectrum movie theater phone number
How to bind to a specific ethernet interface? Qt Forum
WebJun 20, 2015 · Force-Bind: have a lot of features but the bind leaks (not reliable) Bind-Interface-IP: too simple and leak connections (not reliable) Bind-IP: way too simple and leak connections (not reliable) Solution II: Linux userspace. Classic linux user space ip-netns: great solution but require root and interface can only exist on one single user space WebMay 22, 2012 · This is standard practice for most socket code. The only time you wouldn't specify 0 for the IP address is when you want to send/receive on a specific network adapter. Similarly if you specify a port value of 0 during bind, the OS will assign a randomly available port number for that socket. WebJan 27, 2024 · 0: Cannot bind TLS/TCP listener socket to addr 127.0.0.1:3478 0: Trying to bind TLS/TCP listener socket to addr 127.0.0.1:3478, again... bind: Address … porte and or