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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Couldn't connect to MySQL remotly without skip-grant-tables option [duplicate]

I trying to connect to MySQL remotely over a Win Server 2012 EC2 instance, to do so I'd: Enabled inbound traffic to MySQL port 3306 in the EC2 Security Group; Disabled Windows Firewall service. ...
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18 views

SIGUSR1[soft,connection-reset] received, process restarting OpenVPN Client Error [on hold]

I am getting the below error when I am trying to connect from Fedora client to PFSense Firewall server, both have OpenVPN configured: Data Channel Encrypt: Cipher 'AES-128-CBC' initialized with 128 ...
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1answer
20 views

How to check the bandwith that is used by each connection on Apache?

I am trying to get stats on how much of a bandwidth each connection uses on Apache? I have Apache 2.4 installed on Windows Server 2008 R2. I would like to know how many users more I can add on my ...
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13 views

Why VMware Virtual Ethernet Adapter for VMnet1 not shown in Network Connection? [migrated]

VMware Virtual Ethernet Adapter for VMnet1, VMnet8 and Bluetooth do not show up in Network Connection's. Only the Wireless Network Adapter is shown! What could be the reason for this? Thank you for ...
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1answer
18 views

Logging client connection errors/closed connections with apache

Is there a way to log/record apache connections which are prematurely cut off by the client (either deliberately, or due to a connection error)? Short story is this: I'm working on ...
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1answer
19 views

maximum number of clients connected to the web service [duplicate]

How can I find the maximum number of clients that can connect to my web service at the same time? Is there any way to know how many clients can connect to the web service at the same time? What is ...
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0answers
37 views

Weird proxy behaviour

I recently installed a computer in a network that is behind a proxy, I configured a reverse ssh tunnel to connect to it, and tunneled the ssh connection with corkscrew to connect to a server, this ...
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1answer
75 views

SBS 2011: can't open web-based Sharepoint Designer

We installed SBS 2011 (Sharepoint 2010) a couple of years ago and it's running fine. We never used Sharepoint features. Now we wanted to explore Workflow features so I went to http://sites and logged ...
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1answer
30 views

closing ssh tunnel when using connection sharing without killing ssh?

I typically use ssh with connection sharing enabled; this causes any ssh tunnels I create subsequent to the initial ssh login to use that connection. Is it possible to close an ssh tunnel without ...
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1answer
86 views

Nodejs: server doesn't close TCP connections

Facing a problem in the production server running debian (7.0) with nodejs (v0.10.x) cluster where it doesn't close some TCP connections to the clients. This leads to connection drops when connection ...
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1answer
53 views

Weblogic JDBC connection pool keeps in suspended state when DB is back to normal

We have a JDBC connection pool on a weblogic 12c. When the backend database goes to offline, the pool goes into suspended state, and when the db is back online after a short period of time (say 5 ...
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1answer
103 views

device vs interface vs connection under linux with nmcli [closed]

What are dependencies and relations between device, interface and connection in nmcli cmdline utility under linux? The below questions are asked in context of nmcli and networking in linux: Which ...
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1answer
54 views

How to Access Server After Cisco AnyConnect Connected?

I have bought a VPS with Windows Server 2003 and Valid Public IP a.b.c.d In this Server I have to Connect to Another Private Network with Cisco Any Connect also I have to RUN a CCProxy (http proxy ...
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1answer
216 views

iis app pool set credentials not working for specific network account

I am trying to set app pool credentials for a speccific domain account for an ASP.net MVC project on iis 7.5 on a Windows 7 enterprise server. I am using .Net version 4 and I believe this is set ...
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0answers
116 views

mod_jk losing connection with tomcat

I'm running an Apache tomcat + mod_jk 1.2.40 behind an apache web server. Everything has been setup and works properly for some amount of time since a tomcat startup (measurable in days/weeks); then ...
-3
votes
1answer
73 views

Idrac 6 internet settings enabled to connect to internet via ssh [closed]

I just installed the idrac 6 enterprise into dell r410. I insert the cable on it. But there is no connection. Green light on !! Normally when i restart the server and when I use the normal connection ...
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1answer
83 views

Is ARP Connection oriented or connectionless?

Is ARP Connection oriented or connectionless? It uses TCP, but does that consider it connection oriented?
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1answer
69 views

Named failed due to permissions and connect fail error

I'm facing a serious problem which has knocked out my server. For some unknown reason, named is no longer working, despite doing my best to remediation the issues found on the logs. I get this error ...
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0answers
236 views

TCP connection stuck in SYN_RECV state despite ACK received

My client and server are both internal machines. tcpdump on both client and server show all three parts of handshake are communicated, however netstat on server shows SYN_RECV, and on client shows ...
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88 views

Amazon AWS connection issues

I have a strange issue with my Amazon EC2 instance. I have created the following: m3.medium instance hosted in the Amazon cloud This instance runs the following a. Apache Tomcat application server ...
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1answer
82 views

windows 8 taking long time to open Mac server share [closed]

I have a machine running windows 8 on a Mac server environment. When mounting or accessing a small/empty shared folder on the network the computer connects fine. When accessing another shared folder ...
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1answer
49 views

Can I use an external IP to make 2 internal IP's establish a TCP/UDP connection? [closed]

As I understood, in order to make a connection to an internal IP (behind NAT), the computer behind the internal IP have to send the request first before the other side will be able to answer it, So if ...
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1answer
35 views

Task Manager shows more worker processes than the max set [closed]

I am doing application pooling for a web application used by huge number of users and set web garden with a max of 20 worker processes. But in task manager, I see more processes than the w3wp ...
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2answers
246 views

Test port reachability from a remote host even though the port is not bound to a service?

I need to check whether a remote host is able to reach a specific port. At the time of test the service bound to that port will be down. The possible issues that the test would address would be : ...
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votes
1answer
30 views

I have a IP address with some open services. How could I contact the owner? [closed]

After having serious problems (DNS incident) I found out an IP address of a machine. Is it in any way possible to contact the owner without knowing anything else like email, domain name or website? I ...
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0answers
50 views

Cannot connect to TCP service from remote host

I have two servers running RHEL 5.8. SRV1 (10.58.192.36) has a service running on port 9002 and I need to connect to this service from SRV2 (10.58.192.42). [root@SRV1 ~]# netstat -anp | grep 9002 tcp ...
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75 views

Connectivity issues (slow response) to a remote VM via SSH

I am on a linux machine trying to Ssh into a remote Centos 6.4 server via VPN. The server often gets disconnected and response too is slow. I see the messages on the terminal once in a while: ...
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1answer
91 views

Mysterious Upstream Client ::ffff:81.70.140.65…changes on each error

I read the following post: nginx errors recv failed 104 ...but have a different question... I'm curious to know why there is ANY reference to this mysterious upstream source: ::ffff:81.70.140.65 ...
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45 views

jboss 7 connection to database vip fail

Jboss 7 is connecting to HA database with VIP. When master db fails, the HA kicks in and slave db takes over as master. Querying directly the new master db works fine. However, at Jboss level, the ...
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0answers
10 views

Connect to Cube without using Windows account

Is it possible to connect to OLAP Cube (SQL Server) without using Windows account. Currently, I need to be on the same domain in order to connect to a cube. Are there any other solutions?
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0answers
976 views

ssh_exchange_identification: read: Operation timed out

I am trying to connect to my server (Synology DS212) using ssh xxx@yyy -p 22222 -vvv but I can't and I obtain the following error: OpenSSH_6.2p2, OSSLShim 0.9.8r 8 Dec 2011 debug1: Reading ...
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2answers
592 views

No Ping/Telnet connection between VM

I am new in Azure and have one problem which I can not solve. I tried asking on StackOverflow, but - quoting - "You will have better luck asking on ServerFault". I want several Virtual Machines to ...
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223 views

OpenVPN - Http proxy - connection reset

I am dealing with a problem in OpenVPN (I think so) and maybe someone can help to sort it out. I am connecting to the internet through a HTTP proxy server (10.0.0.1:8080). As I set manual ...
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1answer
112 views

How Do I Limit the Number of Simultaneous Connections to a Network Share?

Is there some mechanism to actively refuse connections to a network share in a Windows domain environment by using some predefined conditions on the server that hosts the share (if possible)? Let's ...
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1answer
144 views

NSClient++ traffic dropped only for external IP traffic

I am trying to use NSClient++/Icinga to monitor our Windows server boxes at remote locations. I have tested the NSClient on our internal network (192.168.1.*) and it works as expected with the server ...
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votes
1answer
43 views

Can bad DNS replication cause a user to loose connectivity to a shared drive [closed]

We have multiple users that loose connections to shared drives on a particular server. I am able to ping the server hosting the files but can not see the host, or directories. Also its not 1 user, its ...
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2answers
301 views

Haproxy backend servers on different interfaces

I have a haproxy server which gets limited to some 60k connections. I think it is because of ephemeral port limit as I have 1:1 connection mapping, so all my outgoing connections go to the same ...
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0answers
259 views

Connection Reset by Peer error with Apache and JBoss 7.1.1

We are seeing errors on some of our QA testing scripts that intermittently throw Connection Reset By Peer errors. The Test scripts submit requests via F5 which forwards requests to Apache (2.2.21) ...
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2answers
243 views

Cant ssh to my public ip [duplicate]

I have been able to log on to my dev box (which is in my home network) for a while now, using ssh username@publicip however recently this has become impossible due to the following error ...
0
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1answer
76 views

Sometimes my http server does not respond and I see errors like connection reset or timout

Here is the graph from munin that might help and also here is my http.conf: <IfModule prefork.c> StartServers 8 MinSpareServers 5 MaxSpareServers 40 ServerLimit 2048 ...
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votes
1answer
37 views

Users unable to connect due to an unknown plausible reason [closed]

========================= Warning: Long thread; includes a lot of information to give you some basic understanding of my issues. If you rather not read it, then here are my questions: 1) Does Linux ...
-1
votes
1answer
584 views

Unable to use Remote Desktop connect to Windows server 2003 by Terminal Services

I have a system composed with few windows servers 2003 R2, one is built as the domain controller another one as a web server. I tried to remotely log on the domain controller with a wyse thin client ...
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0answers
41 views

Why is my server so slow to accept connections?

I've noticed that my server seems to be very slow to accept connections - i.e. when analyzing the load time using the Chrome event map, it shows that some tasks can spend multiple seconds waiting for ...
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0answers
72 views

Network Issues Connection to SQL database on MS server

Prior to asking this question, I followed this thread: Cannot telnet to SQL Server on port 1433 I am attempting to connect to a database on a server distinct from the computer upon which I am ...
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0answers
25 views

CustomLog responds but there are no output on client

So my friend had a server that responds incorrectly, for example this request: time curl -vv 'http://x.x.x.x/~a/fsocial/json_eod_per_code/PTBA-2014-2-c.json' * Hostname was NOT found in DNS cache * ...
1
vote
2answers
381 views

php pdo connection cannot be established, but mysql command line client can

situation as follows: php script on server a, run by user 'web' (nginx + php-fpm) should access mysql on server b via pdo library, but gets SQLSTATE[HY000] [2003] Can't connect to MySQL server on ...
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0answers
47 views

Connectivity issue when computer is on certain ip range

I am using mobile USB stick for internet connectivity. My connection works just fine, but I cannot access my computer from outside (internet) when I am on certain IP range. When my mobile stick gets ...
0
votes
1answer
104 views

unable to connect to nginx hosted website from most pcs, yet my local pc connects fine?

i run a website (remotely) using nginx and php, which has been ok for a long while. i recently changed the domain name to a new name and now most web browsers/pcs are unable to connect to the website. ...
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0answers
18 views

Limit connection per domain source [duplicate]

I would like to limit my http request for only one virtualhost on apache, is it possible to do this via iptables for only one virtualhost ? I prefer to do not use apache if it's possible for better ...
0
votes
1answer
178 views

ssh_exchange_identification Can't Access to SSH Amazon EC2 (Lock Out)

I get an error in terminal when I'm trying to access my instance in Amazon EC2. I use Centos 6.x server WHM/cPanel, i have access to WHM, but i DON'T have a complete access to FTP or SSH. ssh: ...