9
votes
What causes the 'Connection Refused' message?
For me on Debian 6 squeeze it was as simple as checking the SSH service:
sudo service ssh status
And finding nothing existed (with the message ssh: unrecognized service) just installing the service:
...
4
votes
Cannot connect to my Cassandra
By default Thrift is not up, you have to start it with
nodetool enablethrift
3
votes
Accepted
port listening in netstat can't telnet
<property>
<name>fs.defaultFS</name>
<value>hdfs://localhost:8020</value>
</property>
You told it to bind to localhost. That's not a good idea if you want ...
2
votes
Accepted
Tomcat refusing connections on port 443
First of all you should check a log file - /var/log/tomcat/catalina.out.
You can't use SSLCertificateKeyFile option with JSEE (BIO/NIO) connectors only with APR. If you want to use APR you must ...
2
votes
Accepted
Can not access https from my ubuntu EC2 instance
That looks like you've got either:
Local firewall (iptables) that prohibits outbound traffic to HTTPS. Run iptables -L OUTPUT to see what rules you've got.
Security Group of your instance prohibits ...
2
votes
Accepted
postfix force to send sequential
Steal Expand awesome comment from HBruijn to not-so-awesome answer
Snippet from postfix docs:
The default_process_limit configuration parameter gives direct control over how many daemon processes ...
1
vote
Accepted
Can you find out why connection refused happens if you are not the sender of request?
When a client attempts to connect to a service/server there are roughly the following scenario's:
The connection succeeds.
The connection attempt fails, because the client receives no response. It ...
1
vote
Why does Port 9721 intermittently refuse connections on Apache Tomcat 8.5 running on Windows Server 2012 R2?
To identify what is the issue here I would go for mix of monitoring and testing the situation using following steps:
create PRTG sensor which will tell you how many TCP connections you have currently ...
1
vote
Accepted
VPN - Intermittent connection issues
Turns out, I had a local bridge installed and the virtual NAT enabled. For reasons that are beyond my knowledge, these two features don't play well together. I disabled my local bridge and now things ...
1
vote
Tomcat refusing connections on port 443
If you want to use existing SSL certificate in tomcat, then you need to create a keystore and then import certificates in the keystore. Here is a post explaining how to do it step by step.
1
vote
pgadmin won't connect to Postgresql via ssh on macOS
It was indeed a stupid error, certainly because I a total newbie on this:
As per instructions, I entered the command
ssh -f -L 5433:127.0.0.1:5432 username@remote-host -N
while already logged ...
1
vote
unix:////tmp/supervisor.sock refused connection
Sounds like supervisord isn't running. Not sure which distro you are running but try these commands to see if it'll start
service supervisor start
or
service supervisord start
or
systemctl start ...
1
vote
Can't access with public IP, but with localhost
You can check if your container is listening on port from any ipv4(0.0.0.0)
docker ps
example: 0.0.0.0:8086->3306/tcp
How is your server connected to network via firewall etc, if its connected ...
1
vote
ssh server locally accessible, refusing remote connection
I had a similar problem before, just not with a Raspberry Pi.. It was because the public IP and the Pi's local IP being different. So [email protected] wouldn't work, I had to ssh without passing the ...
1
vote
RedHat Apache: Connection Refuse
Couldn't see where I can comment when it's not an answer since I am using my phone.
I am not an apache expert but I have an advice on how to troubleshooting this.
1st: since you use iptables, try to ...
1
vote
Accepted
can't connect to mikrotik via Winbox or Http
It may be mss problem; as in Tunnels this is most common problem.
Please make sure your packages are Clamped like this:
Put these rules on top on the mangle table.
ip firewall mangle add chain=...
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