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Elastix Upgrade fails CentOS yum missing dependency with libwat, libgsmat, and libss7

I upgraded a year old vanilla Elastix box using yum update and yum upgrade. Almost 400 packages updated but a few of them failed, including asterisk. At present the switchboard is working but I can't ...
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1answer
1k views

How to block incoming login attempts to postfix, pop3, imap? [closed]

We are running CentOS 6.5 and have to send email but don't need to receive. I would like to block all incoming login attempts to postfix, pop3 and imap. I have found hints to iptables or fail2ban, but ...
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1answer
12 views

Setup fail2ban with apf

Along with BFD we have recently installed fail2ban on our server, it is CentOS and it uses APF to block IPs. I have hunted online on how to get the two to work however when an IP is blocked by ...
2
votes
1answer
128 views

Postfix to Postfix relaying

I've got a (possibly unusual) situation with using Postfix to relay mail to another Postfix mail server that then needs to send the email out. I've read plenty of tutorials and seen instructions for ...
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0answers
13 views

PHP error reporting without notices

I have been trying to set up php.ini file for error reporting. I wanted for my log file to show everything except notices. Referring to my researches, solution was to use this command: ...
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2answers
16 views

Allow user access to FTP account folder based on his current (static) IP

I have an FTP account for a folder (shared hosting on Linux (CentOS) with cPanel) which is accessed through FileZilla (could be a different FTP App) on a PC using Windows 8.1 OS. I would like to give ...
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2answers
20 views

kadmin cannot list principals “requires list privileges”

I can authenticate fine via kadmin however cannot list principals? [root@server ~]# kadmin -p admin Authenticating as principal admin with password. Password for admin@org.domain.com: kadmin: ...
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0answers
6 views

Why Apache has the write permission even it's not the owner [on hold]

I have a dedicated server which is running CentOS. I have WHM installed by the server support company. I created cPanel accounts in WHM. For example, a account named 'tester'. After created this ...
2
votes
1answer
3k views

Starting Tomcat 7 as a user - init.d script can't write pid

I want to run Tomcat 7 as a user on CentOS 6. I've created a user tomcat:tomcat and changed the ownership under /var/lib/apache-tomcat* etc... There are lots of docs online on how to do that but I ...
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1answer
52 views

mod_security not working at all

I'm trying to make the mod_security work, I searched a lot on the web, and followed this tutorial to configure mod_security (all my configuration files are the same as the tutorial), and when I run ...
2
votes
1answer
710 views

Sending a large number of mails causing problems on CentOS 6 / Plesk 10 [on hold]

I have a VPS running CentOS 6. When the system tries to send daily newsletter, after some time (e.g. after sending about 2000 emails), I get error "Unable to send mail" and the system memory goes ...
0
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1answer
30 views

Supermicro super server RAID warning

Hey guys sorry in advance for the noobish question. Our company just received a brand new 6017R-WRF Supermicro superserver. I have been tasked with getting this bad boy setup. I am a software dev ...
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0answers
22 views

NGINX on CentOS troubleshoot - 'ERR_CONNECTION_REFUSED'

I'm configuring an Nginx server and have hit a wall. Some help would be great. It's an EC2 instance running CentOS 6, everything was fine until the server was rebooted, now I get ...
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0answers
17 views

couldn't to install mod_wsgi on centos

i tried so many times to install mod_wsgi on my centos6 server but unfortunately i couldn't do that. my steps to install it : yum -y install mod_wsgi Error: Package: mod_wsgi-3.2-7.el6.x86_64 ...
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1answer
1k views

“Disk Not Found” Error when trying to install iso image of CentOs on ESXI using VSphere

When trying to install CentOs setup as an iso image on datastore, i get an error : "Disk Not Found". I am using ESXi 4.1 as host VM. Is there a way to attach DVD/CD as iso image ? I tried "Connect at ...
0
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1answer
28 views

Why the firewall seems to work intermittently?

I've this iptables rules on first server which has the role of a client connecting to a second mysql server through LAN adapter. *filter :INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT ...
1
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1answer
56 views

firewalld vs iptables - when to use which [on hold]

TL;DR On new CentOS server installs should I be using firewalld or just disable that and go back to using /etc/sysconfig/iptables ? firewalld and iptables serve similar purposes. Both do packet ...
1
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1answer
37 views

Linux - show dropped packets form firewall

I am trying to set up a sip trunk and so far everything has gone well. The only issue I face is that the call does is not received when the iptables service is running. By stopping the service ...
2
votes
0answers
26 views

Need to check whether you need to reboot for a kernel update?

I'm using Ansible to check hosts if they need to be rebooted if the /vmlinuz kernel doesn't resolve to uname -r. The if condition is although always identifing a reboot even though the test machine ...
2
votes
1answer
2k views

CentOS 6.5 not booting after installation on Hp ML310e Gen8

I have experience with Installation and configuration of Windows Server system. I am trying to install CentOS 6.5 on the above mentioned HP box and the installation process goes on without a hitch. ...
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0answers
51 views

How fix mariadb out of memory on digitalocean's CentOS 7.0 x64? [on hold]

I have a problem about once a day. Number of processes grow fast and vps die. Only reboot from DO panel allow restart vps. mysqld_safe didn't help :( How i can fix this? UPD: software configuration: ...
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1answer
30 views

CentOS email setup for Wordpress

I am moving an old Wordpress install to a new CentOS LEMP stack VPS. I want to set up email for the new VPS. It came with sendmail installed by default but I find it to be overkill. I just need a ...
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0answers
21 views

Server making outbound dns requests [duplicate]

I have a cloud server with Rackspace and they have blocked DNS because of "excessive queries". I can find the info below when running ps, but I can not seem to locate where the file is that is making ...
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0answers
24 views

Incoming connections blocked from some IPs on Centos

I have some server processes running on CentOS. I find that I can connect from some external IPs, e.g., port 4005 has some connections: [root@xxxxx dfxbin]# netstat -an | grep :4005 tcp 0 ...
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1answer
46 views

keepalived multiple instances

I have two application servers running keepalived that are both using keepalived on the same network. I keep seeing Jan 8 11:49:01 <server> Keepalived_vrrp[13764]: bogus VRRP packet received on ...
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1answer
52 views

amazon web services ec2 ftp filezilla

I am trying to make vsftpd to work with the centos 7 ami from centos. After installing vsftpd I edited the config file and made these changes: anonymous_enable=NO local_enable=YES write_enable=YES # ...
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0answers
15 views

How to handle multiple domain requests on single tomcat server?

I am using dedicated server. I have hosted different HTML, PHP and wordpress websites on this server those are working perfectly. Now I want to deploy java web application on this server. So I have ...
5
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6answers
24k views

Check for hard disk errors / signs of failure on CentOS Server

What's the best way to check for HDD errors and early signs of failure on CentOS?
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1answer
17 views

SFTP - Create a hierarchy of users to control access

I would like to create two levels of users to restrict SFTP access: "parent" users, and "child" users. I need the parent users to be able to access all the directories owned by the children, but the ...
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0answers
19 views

iptables logging public server

I would like to create iptables for a public webserver, since I would like some stats on how-many times this server is being tried for open ports/ssh logins/ ... To do this I wanted to filter out all ...
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3answers
3k views

How to setup wordpress upload permissions ? [on hold]

I'm running wordpress site on shared hosting (CentOS). Uploading through wordpress works only if I set upload directory to 777 which is not secure. The upload directory is owned by user and group ...
0
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1answer
3k views

Plesk 11 Set firewall rules manually [on hold]

I have a big spamming problem on my site from ip addresses coming from Asia. My website is designed for people in France and Canada, so I want to block all ip addresses from Asia to avoid spam. I ...
0
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1answer
185 views

Mails are Stay in Queue for Specific Domains [on hold]

In my server I run Plesk 11 (Centos 5 x64), I have many domains. Two of them cannot receive emails. All their emails stay in the queue. The message I take from the maillog is the following ...
0
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1answer
27 views

Alert on direct root logins

We do not allow direct root logins through ssh but obviously through console access. Is it possible to log direct root logins and maybe send an email or write to a logfile if someone logins through ...
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0answers
34 views

IPSec tunnel between Cisco and openswan

We need to setup a site to site vpn connection and Our provider use Cisco system and we are planing to use openswan on centos (hosted on digitalocean). Our provider asking us following information. ...
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3answers
2k views

Postfix email delivery problems - yahoodns [on hold]

Looking for a little advice. We seem to be blocked by yahoo but I can't find anywhere online that provides a method to requesting unblocking. I should stress that port 25 is open (other emails are ...
0
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1answer
885 views

Kernel panic after boot Centos 6.5 HP DL320 B120i HPVSA

Im working with a new HPDL320 micro server (gen8-2) with a HP Dynamic array B120i My problem is after the setup. I provided the DiskDrive to the installer and everything is fine. at first i used kick ...
0
votes
1answer
1k views

FreeNX 0.7.3 under CentOS 6.3 - Negotiating link parameters

since some days I try to get freenx (CentOS package 0.7.3) running under CentOS 6.3. It is like found on many websites: First login is successfull, after that all login attempts fail with the ...
0
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1answer
32 views

It is possible to configure more than one haproxy in different machines to listen to same request?

I'm wondering if it is possible to create a cluster of haproxy, so if the haproxy machine fails, another haproxy gets the job done. I tried to change the frontend configuration to listen to other ...
1
vote
3answers
2k views

Production Instance : CLOSE_WAIT Connection Issue

I am using 10EC2 Instances behind 1 ELB. And ELB configured 80 to 8080 and 443 to 8080 port. And all 10EC2 instances having installed with Apache Tomcat, total request on ELB around 8000 to 10000 in ...
1
vote
1answer
1k views

NginX & Plesk: 502 [closed]

Having server with CentOS and Plesk. Installed nginx right how it's discribed here: http://gudym.net/plesk-nginx.html But now if i go to mysupermegasite.com I'm getting 502 Bad Gateway nginx/0.8.55 ...
0
votes
1answer
154 views

Centos postfix issue [closed]

I'm having issues with mail not being sent from our Centos server. I have a number of domains on this VPS, for example: domain1.com - website hosting only, mail is served by an external exchange ...
11
votes
1answer
342 views

I have 23 Web Servers - I need to wipe all the servers - without loss of service on any sites hosted across them

Okay so it's a challenge and I'm having trouble planning it mostly due to lack of experience. However it's become a task in my job and I'm doing it mostly solo with an extra hand. I'm comfortable ...
-1
votes
1answer
2k views

Scheduled Task issue - /usr/bin/php/: No such file or directory [closed]

Can't get it working, I want to set up a cron job for a domain user in plesk 11.5, but seems that there's a problem to find the php executable. The command is: /usr/bin/php/ -f ...
0
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1answer
128 views

PCI compliance and SSL certificates on a CentOS VPS [closed]

looking for a bit of advice please. We've been battling with a PCI compliancy project for the last couple of days and we've managed to eliminate most of security warnings. What we're left with now is ...
0
votes
2answers
247 views

Visiting website from command-line shows Plesk default page [closed]

I have a server running CentOS 6.5 and Plesk 11 where I have added a couple of websites. If I open a website from my computer, it will display okay, but if I open it from the server itself, it will ...
1
vote
1answer
330 views

Batch MySql script stopped with error “(104)Connection reset by peer” [closed]

On my site I start a script that executes a batch process that imports into the Mysql database a lot of products (texts and images). I'm monitoring the query process from Phpmyadmin>Status and I ...
0
votes
3answers
89 views

Proper PTR record [closed]

I have a dedicated server with Plesk Panel 11.5 to handle the clients' sites and the next specs: IP 1: mydomain.tld IP 2: myclient1.tld, myclient2.tld, myclientX.tld The hostname is ...
0
votes
1answer
623 views

Is it safe/how to update php (5.3.9)? centos (6.5 final) & parallels plesk panel (11.5.30 Update #47) [closed]

I have my own server that is running: php (5.3.3), centos (6.5 final) & parallels plesk panel (11.5.30 Update #47). This server has customers with subscriptions in plesk and their domains set ...
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votes
2answers
261 views

CENTOS Vs Windows 2008 R2 [duplicate]

We have an application running on Windows Server 2008 R2 with Apache WAMP, Tomcat, Mysql, PHP and java SE for last 4 years. Its a Web based ERP application. I would like to know if it makes sense to ...