Here are several different ways to test a TCP port without telnet.
BASH (man page)
$ cat < /dev/tcp/127.0.0.1/22
SSH-2.0-OpenSSH_5.3
^C
$ cat < /dev/tcp/127.0.0.1/23
| class Net::HTTP::BufferedIO < Net::BufferedIO | |
| @@patch = false | |
| def self.patch= v; @@patch = v; end | |
| def rbuf_fill | |
| return super unless @@patch | |
| begin | |
| @rbuf << @io.read_nonblock(BUFSIZE) | |
| rescue Errno::EWOULDBLOCK, Errno::EAGAIN | |
| retry unless @read_timeout |
| apply plugin: 'java' | |
| apply plugin: 'maven-publish' | |
| repositories { jcenter() } | |
| dependencies { compile 'org.slf4j:slf4j-api:1.7.12' } | |
| publishing { | |
| repositories { | |
| maven { | |
| url "http://127.0.0.1:8081/artifactory/libs-release-local/" |
Here are several different ways to test a TCP port without telnet.
$ cat < /dev/tcp/127.0.0.1/22
SSH-2.0-OpenSSH_5.3
^C
$ cat < /dev/tcp/127.0.0.1/23
| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>Visualizing your Spring Integration Components & Flows</title> | |
| <script type="text/javascript" src="http://d3js.org/d3.v4.min.js"></script> | |
| <script type="text/javascript" src="http://d3js.org/d3-selection-multi.v1.min.js"></script> | |
| <style> |
| username: "Test" | |
| password: "123456" |
| import com.intellij.database.model.DasTable | |
| import com.intellij.database.model.ObjectKind | |
| import com.intellij.database.util.Case | |
| import com.intellij.database.util.DasUtil | |
| /* | |
| * Available context bindings: | |
| * SELECTION Iterable<DasObject> | |
| * PROJECT project | |
| * FILES files helper |