1
vote
2answers
41 views

Linux Centos 6 becomes unavailable from time to time - OS&network issue

I am encountering following problem. There is one server (DL160 G5) running Centos 6.3 with default kernel 2.6.32-220.2.1.el6.x86_64 - at this point I'd like to add that issue appeared also at older ...
0
votes
1answer
139 views

Can't connect to my own machine through public IP

I couldn't figure out why I can't make a connection through my public IP. When using a local IP it works. I have the proper firewall port exceptions, and my router NAT has the configurations for port ...
0
votes
1answer
3k views

MySQL remote access not working - Port Close?

I am not able to get a remote connection established to MySQL. From my pc I am able to telnet to 3306 on the existing server, but when I try the same with the new server it hangs for few minutes then ...
9
votes
3answers
105 views

Log connections to program

Besides for using iptables to log incoming connections.. Is there a way to log established inbound connections to a service that you don't have the source to (suppose the service doesn't log stuff ...
0
votes
2answers
2k views

sftp concurrent connection

I have to setup my server to receive 20-30 concurrent sftp connections from different clients using same username. I've tried to test this simulation user connections with scp. The problem is that ...
0
votes
1answer
554 views

ssh connection refused with out iptables rulles

I changed the ssh port from 22 to 2021 and it worked correctly till 3hours ago,after that when I can't connect to ssh. ssh: connect to host 130.185.72.125 port 2021: Connection refused so I checked ...
0
votes
0answers
100 views

Apache refuses connection after server upgrade on a particular domain

This is a very strange problem. We recently upgraded our cloud service. Our host migrated our entire VM with all settings and files unchanged. I updated the IP address at our named provider and ...
0
votes
1answer
117 views

Linux network adapter keeps changing settings

I'm running CentOS 5 and noticed for the past week that eth0 settings keep changing and I have to reset them. Any ideas what it might be or where I need to start?
4
votes
1answer
951 views

connection sync suggestions with HAproxy and keepalived

I managed to get HAproxy working in a failover configuration as suggested on the architecture.txt document using keepalived. I used CentOS 5.5, HAproxy rpm (haproxy-1.3.25-1.el5) from epel repo, and ...
3
votes
1answer
1k views

Debugging Connection Issues Between Two Linux Servers

I have two CentOS 5 servers running iptables and apf. I am having issues connecting with ssh from server 1 to server 2. I can connect from server 1 to a third server and from that third server to ...
2
votes
2answers
8k views

How do I fix “getaddrinfo: localhost Name or service not found” for telnet server?

I need to enable telnet (no i can't use ssh, and I don't want to discuss why I have to use telnet either), I have 127.0.0.1 localhost.localdomain localhost in /etc/hosts. I have installed ...
3
votes
1answer
3k views

Can't connect to MySql server on remote server

Connecting to: CentOS v?? with MySql 4.?? in Nashville (example public ip=11.11.11.11) Stack: Cable modem as gateway > router with forwarding > CentOs Box Connecting from: Windows 2003 R2 in ...
0
votes
5answers
3k views

Connect to the internet with CENTOS 5

I changed my IP to static IP and I no more have access to the internet on my CENTOS 5 server. Oddly you can see the webpage that I am hosting on the server if you navigate to it from another computer ...