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Cannot ping AWS EC2 instance
...least for me.
But the following rule will work:
Type: All ICMP
Protocol: TCP
Port range: 0 - 65535
Source: Anywhere - 0.0.0.0/0
After doing this you will be able to ping other instances. You should see something like:
PING 10.0.0.15 (10.0.0.15): 56 data bytes
64 bytes from 10.0.0.14: icmp_seq=1...
Find the IP address of the client in an SSH session
... to replace the ip in this command "iptables -A INPUT -s 93.203.118.251 -p tcp --destination-port 443 -j DROP" is that possible?
– wutzebaer
Aug 5 '15 at 13:00
2
...
Download the Android SDK components for offline install
...d prompt)
Type netstat
In the results returned, find your Proxy address :
TCP YOURMACHINENAME:PORT DISTANTMACHINE1:PORT
TCP YOURMACHINENAME:PORT DISTANTMACHINE2:PORT
TCP YOURMACHINENAME:PORT DISTANTMACHINE3:PORT
Your proxy address is one of the DISTANTMACHINEx
Your proxy port is the port following...
Windows 10 VPN 如何去掉默认远程网关 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...然需要用到新的VPN，PPTP建立完成后，发现PPTP虚拟网卡的TCP IP V4无法编辑，也就无法去掉默认网关功能。使...升级Windows 10一段时间了，突然需要用到新的VPN，PPTP建立完成后，发现PPTP虚拟网卡的TCP/IP V4无法编辑，也就无法去掉默...
Sql server默认的端口是多少？如何开启远程连接？ - 更多技术 - 清泛网 - ...
...s、Linux开放指定端口》。另外，开启远程连接还需要启用TCP IP，...默认是1433，可以在配置管理器中查看：
需要开放1433端口，可以参考《Windows、Linux开放指定端口》。
另外，开启远程连接还需要启用TCP/IP，然后重启服务...
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
...书面许可，不得转载或使用 《隐私政策》《服务协议》 关注公众号，精彩不错过！ #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%;...
Find the PID of a process that uses a port on Windows
... Proto Local Address Foreign Address State PID
TCP 0.0.0.0:37 0.0.0.0:0 LISTENING 1111
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How to configure socket connect timeout
...t = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
// Connect using a timeout (5 seconds)
IAsyncResult result = socket.BeginConnect( sIP, iPort, null, null );
bool success = result.AsyncWaitHandle.WaitOne( 5000, true );
if ( socket.Connected )
{
socket.EndConnec...
What is the fundamental difference between WebSockets and pure TCP?
...d about WebSockets and I wonder why browser couldn't simply open trivial TCP connection and communicate with server like any other desktop application. And why this communication is possible via websockets?
...
How can i use iptables on centos 7? [closed]
...ssh port as permanent opened port
firewall-cmd --zone=public --add-port=22/tcp --permanent
Then, you can reload rules to be sure that everything is ok
firewall-cmd --reload
This is better than using iptable-save, espacially if you plan to use lxc or docker containers. Launching docker services ...