Questions tagged [connection]
A connection generally refers to a TCP/IP connection, that is established as the result of the handshake between 2 hosts.
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Hamachi not working when on OpenRCT2
when I run Hamachi with firewall access, and my friend connects to my game of RCT2 (openRCT2), the chat bar on the host computer shows this:
Player has joined the game.
Player has disconnected (...
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1answer
36 views
connect Crystal Reports with JDBC to PostgreSQL
I want to connect Crystal Reports (2016, Support Pack 8, version 14.2.8.3426) to a PostgreSQL 12 database. Using JDBC. The database is on my local computer, on port 5433. My database name: ogc ...
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How can i add reserve ip set in my router to my VMware Ubuntu Server [duplicate]
Hi I'm trying to connect to VMware ubuntu server to my router but none of it seems to work since it doesn't have my vmware ip shown in my router. I've tried adding the ip manually and resetting my ...
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2answers
20 views
Losing connection to servers after 5 min (different ports)
A month ago I moved and made a new contract with a new ISP (Claro Peru). Since I switched from ISP I noticed that my connections to servers are always cut after 5 minutes of inactivity (Connections to ...
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1answer
66 views
OpenVPN connection stops working every 5 days
I've been pulling my hair out over this issue for awhile. For 2 year, i've been running OpenVPN on Ubuntu 18.04 without many issues. As a virtual server on Virtualbox on a Windows host.
Now i've ...
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0answers
12 views
Postfix builds “Trusted TLS” connection out but always “Anonymous TLS” in
Postfix mail server is configured to use Let's Encrypt certificates. Outward connection to any TLS capable server is built as "Trusted TLS" connection according to /var/log/mail.log. However, all ...
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10 views
OpenSSH Connection Close after modification of ciphers / mac
the sshd config file was recently modified in order to have weak ciphers / macs removed. However, it seems like also important macs have been removed as it is not possible to login via SSH anymore. ...
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17 views
Tomcat9 http NIO connector keeps lots of stale connections open
I use tomcat 9 to serve lots of clients through HTTP NIO connector on port 8080. Here is my configuration in server.xml :
<Connector port="8080" protocol="HTTP/1.1" redirectPort="8443"
...
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1answer
21 views
Service sometimes working, sometimes not working
I want to connect Centos B's 33060 port from Centos A.
I can ping Server B.
[root@serverb ~]# ping 10.42.40.182
PING 10.42.40.182 (10.42.40.182) 56(84) bytes of data.
64 bytes from 10.42.40.182: ...
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0answers
12 views
Can't connect to SQL 2012 SP4 DB after disabling TLS1
I recently disabled TLS 1.0 on our Test SharePoint 2013 farm following guidance found on these 2 blogs:
Rodney Viana
docs.microsoft.com
There was an issue on the site that prompted me to test ...
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0answers
18 views
Rekeying denies protocols/NAT issue or config?
I'm using strongswan to connect to a MAC server using IKEv2/IPsec configuration. The server uses the proposed algorithms to establish the SA and everything works great. Upon rekeying however, the ...
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25 views
Sites infected with malware, now seeing connectivity issues after cleaning
About a month and a half ago, all 5 of my wordpress websites being hosted on Bluehost were infected with malware. A week ago, I was made aware of this when my websites started redirecting users to ...
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0answers
44 views
Close wait connections increased in my Web app
I have an web application which uses Apache and Tomcat. We have recently seen increase in many close wait connections which resulted in application responding very slow. In the application logs what i ...
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1answer
70 views
How to connect computers directly with ethernet?
I try to connect two linux computers via a crossover cable. I need help at troubleshooting.
I configured ip-address , and on PC1 ifconfig-command shows
enp0s7: flags=4163<UP,BROADCAST,RUNNING,...
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1answer
108 views
How to close the connection if the user accesses the website using port 443 on http?
How do I give a Connection Reset error to the user if the user accesses the website like http://example.com:443, instead of giving the following error:
Bad Request
Your browser sent a request ...
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1answer
55 views
Internet connection slow in linux [closed]
I have a problem with my new internet connection. This is a symmetric 500Mbs connection but i only get 50M in my linux computer. In windows I get 500Mb for up and down with other computer.
I know ...
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1answer
36 views
Server not connecting to the internet on new CentOS install, but ethernet is connected?
In the past, whenever I have set up a new install, I haven't had to configure the IP manually, because the IP configures automatically.
Not so in this case.
This time around I took a new server and ...
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0answers
13 views
How to connect Php web app in Linux (Centos) TO Oracle 11g (Database) in Windows Server?
Situation: I am New in linux and deploying projects on servers. I have a server on which i have installed ESXI 6.7. Now i have two Virtual Machines on it. One machine is linux(Centos-8) and the Second ...
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0answers
263 views
How to access internet from VM instance in Openstack?
I've been scratching my head for last 5 days, almost went to the end of Internet, read a lot of tutorials, made a lot of re installations an re configurations of openstack but at the and of the day ...
0
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1answer
12 views
Current Network setup of more than 10 PTP connection from different ISPs, After going Azure how to connect them
Currently I have a full infrastructure setup in my on premises - Oracle database and clients connections.
I have now shifting my database over Azure & hence my all clients should connect to server ...
0
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2answers
186 views
Can't connect to nginx server from public IP Address
Hi I have a nginx server running on a linux machine. I can connect it to from localhost using curl -v http://localhost:8080 fine. But can't connect it to using curl -v http://<machine-ip>:8080, ...
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2answers
157 views
How can I debug a FTP connection loss?
I need a little bit help. Currently I have a server in a datacenter and an FTP Server in another that I use to backup files. My problem is that some times the connection just got lost. It may happen ...
0
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1answer
67 views
which means double 2 points 192.168.1.2::3 in a vnc connection
install real vnc to make connections to a windows server but at the time of accessing me it appears that to access I must approach it with the route
192.168.1.2::3
I understand that : after the IP ...
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0answers
30 views
Having troubles to connect to AWS RDS MySQL Instance from my laptop
I created an instance for MySQL. I've already allowed ALL ip's in the security group for inbound and outbound. Now I'm doing mysql -h xx.xx.us-east-1.rds.amazonaws.com -u admin -P 3306 -p and after I ...
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Ubuntu LAMP server suddenly refuses connections
I'll start off with the setup:
Ubuntu 18.04 Server with LAMP Stack with WordPress VM in a Proxmox 5 Hypervisor
1 OB 1Gb NIC (pve Gui)
3 TPLINK 1Gb NIC
1 quad port Intel NIC
Domain hosted through ...
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0answers
16 views
MongoDB connection initialisation delay on certain Windows 10 devices
Ref: https://stackoverflow.com/questions/58856620/mongodb-connection-initialisation-delay-on-certain-windows-10-devices
System info
OS Name: Microsoft Windows 10 Enterprise
OS Version: 10.0.17134 N/...
0
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1answer
48 views
In which case Apache Httpd writes “X” when connection is closed? Is it client side or server side?
Standing to official Apache mod_log_config docs
I see it writes "X" when "Connection aborted before the response completed".
Connection status when response is completed:
X = Connection ...
0
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1answer
57 views
How to diagnose source of website blocking?
When accessing sites through my ISP, certain sites don't load. The DNS resolves fine (via nslookup; also, the hosts file is fine), but then accessing them through any port times out (eg. tracert or ...
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2answers
193 views
Dropped idle connection after 5 minutes [duplicate]
we're having a strange issue with our Azure virtual machines. When we make a connection to the servers, via socket, then leave it idle for exactly 5 minutes, the connections gets dropped. It does not ...
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1answer
152 views
Error: 0xC002918F at FTP Task, FTP Task: Unable to connect to FTP server using “FTP Connection Manager”
I am trying to download data files from a FTP server to local machine through SSIS. But it throws the error
Error: 0xC002918F at FTP Task, FTP Task: Unable to connect to FTP server using "FTP ...
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0answers
67 views
OpenVPN Site-To-Site Setup: Client LAN to Server LAN succeeds, but Server to Client fails
Network setup:
AWS subnets
10.0.0.0/24
10.0.1.0/24
10.0.254.0/24
Home subnet: 10.62.5.0/24
OpenVPN subnet: 10.8.0.0/24
At AWS, there's an OpenVPN server running at 10.0.254.234 on Windows 2016.
...
0
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1answer
339 views
LDAP TLS Connection Success but server fail
I have some problem with LDAP over SSL. I generate certificates for server and client. There are verify with no problem:
openssl s_client -connect odps03:636 -showcerts -state -CAfile /etc/ssl/certs/...
0
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1answer
42 views
Connect to a server from my laptop, through another server which has access to the first one
I have a database running on a server (lets call it server A) on port 1522. I want to connect my client to this server A but the ports are not open. I have ssh access to another server (server B) ...
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1answer
29 views
Connection to server blocked for no reason [closed]
I have had a VPS in NL for the past 5-6 years and it's been working great. Now one day I suddenly can't access/ping/anything the VPS from my home connection (tried different computers)
The confusing ...
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0answers
20 views
Connect 2 ISP/ 1 Load Balancer/ 1 Switch/ 8 Wireless Routers
I'm building a small network, we have two different ISP, a peplink multi-wan load balancer, one netgear switch with 52 ports and 8 wireless router. So my question i, if it's possible to connect the ...
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0answers
47 views
Elastic Beanstalk random error - cURL transport error: 7 Failed to connect to host: Connection timed out
I'm using AWS Elastic Beanstalk (on a free-tier t2.micro server) for hosting my website, and run my algorithm which syncs data with Spotify API.
Recently (3 days ago), my script started throwing ...
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0answers
61 views
Fail to ping/ssh from single machine to another specific machine
I'm using Google Cloud, there are 2 machines on the cloud which can't ping each other, A can't ping B, and B can't ping A too; all other machines can ping to A&B as usual. But it happens only on ...
0
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1answer
108 views
SIP call connection is p2p? [closed]
I have a small home server (a ARM64 Rock64 4GB RAM) and am wondering if I want to install a sip server and/or a xmpp server.
In the sip case I would like to know if it can handle many active users ...
1
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0answers
114 views
Mysql has gone away error randomly
I have a web application written in php. In this app, I have a script(CLI) which is really heavy. After this script finishes its job, I get "mysql has gone away" error in my normal http request for a ...
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1answer
648 views
Not able to ssh after reboot on aws ec2 instance “Connection timed out”
After rebooting an aws ec2 instance I am not able anymore to ssh into it, putty on Windows is telling me "Network error: Connection timed out" and the same happens from the command line on a Linux ...
0
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1answer
133 views
Linux Log all tcp new connections
On my linux host I want to get per minute logs of all the new tcp connections being created.
I have multiple tap devices on my host from which various are trying to create the tcp connections.
I ...
1
vote
1answer
561 views
Unable to create seemingly simple stunnel configuration
I have a computer at work that is behind a firewall with an internal ip address of 192.168.12.13... the firewall maps ports 40000 - 40019 to matching ports on this local machine. (e.g. 40000 - 40000, ...
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0answers
451 views
smbcacls fails with NT_STATUS_BAD_NETWORK_NAME while smbclient connects
smbclient works fine:
$ smbclient //server1/share1/ -E -W AA -U username%password
Domain=[AA] OS=[Windows Server 2008 R2 Enterprise 7601 Service Pack 1] Server=[Windows Server 2008 R2 Enterprise 6.1]
...
0
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1answer
121 views
failed to connect to at <ip>:3306 mysql with user <userName>. lost connection to mysql server at reading initial communication packet, system error: 0
I got this error when trying to connect to my MySql Server sitting on a new Server I opened, using MySql workbench.
Failed to connect to at :3306 mysql with user . lost
connection to mysql server ...
0
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1answer
43 views
How to set up AWS connection
For the first time, I have applied for an Amazon Web Service, choosing the Lightsail package specifically. After installing several modules through Putty, uploading the files through FileZilla, and ...
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1answer
110 views
How to see all incoming requests to my server? [closed]
I have a third party app and I would like to see how it communicates with the server.
Why kind of software/server I am supposed to run to log all possible connections attempts to all possible ports? (...
0
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1answer
286 views
I can't connect to my vpn unless I connect to my server just before (OpenVPN)
so I have successfully set up OpenVPN Servers on a VPS or dedicated server before, but whenever I set one up on a Server that has OVH GAME DDoS protection, it wont work properly.
So here is my ...
1
vote
1answer
60 views
Monitor outbound connections
How I can monitor outbound connection that are made from my server along with the program/application which has made the connection request?
I have tried using the below command and I am not much ...
1
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1answer
81 views
GCP Instance Connection Disruption
I am a novice GCP user trying to run 4 scripts in parallel on an a linux instance with 4 CPUs, 4 GPUs, 15 GB RAM, and 30 GB Disk space.
However, a few minutes after initializing my scripts, both ...
0
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2answers
56 views
Is it possible to watch the tcp connection packets on a connect call from the command line in linux?
Basically I want to do something like strace ssh user@host and instead of seeing the system calls, I want to watch the tcp connection packets as the connection is established.
I'm having this weird ...
