0
votes
1answer
18 views

How to change the VPS without loosing incoming emails in the meantime?

I have to change my VPS provider and so I have to transfer all my files to a new provider. The problem is that it may cause a downtime of up to 24 hours. In the meantime it's very likely that my ...
0
votes
1answer
13 views

IIS maintenance with client IP exceptions

I'm have no experience with IIS server, but I will have to perform site update. Is there an easy way to put maintenance page, which will be shown to all clients except ones connected from predefined ...
0
votes
0answers
10 views

Howto configure Raid on IBM x3500 m3

I have recently acquired an old IBM x3500 m3 and I'm struggling to find the raid configuration. I've checked out everything in the uefi and post doesn't show any key combinations to access ServeRaid. ...
0
votes
1answer
14 views

Nginx load balancer and Tomcat startup delay

I am using nginx (free version on centos) as a reverse proxying load balancer to a cluster of Tomcat 7 servers. It works great except for the time when tomcat is starting. If a Tomcat instance is ...
0
votes
0answers
5 views

How do I configure multiple gateways using system-config-network-cmd?

I have been working on something where we need to configure the interfaces of a Red Hat Enterprise Linux system using system-config-network-cmd (so that my software does not need to gain vile ...
1
vote
2answers
18 views

Windows 2008 R2 firewall is disabled after boot

I have a server with Windows 2008 R2 and Windows Firewall enabled. When the OS boots, the firewall is disabled and every incoming connection is blocked. So in order to make the server available I ...
0
votes
1answer
45 views

Ubuntu 14.04 PXE boot with initrd (initramfs) kernel panic

The short story is this (as I understand it): I can't boot ubuntu over LAN (PXE boot) with the help of initramfs without compiling my own kernel. As I see, the problem is this: network interface ...
0
votes
1answer
12 views

LXC Container Networking

I just started to experiment with LXC containers. I was able to create a container and start it up but I cannot get dhcp to assign the container an IP address. If I assign a static address the ...
0
votes
0answers
15 views

Windows Server 2012 R2 SMB/CIFS performance for Mac OS X Clients

I am inheriting a Windows 2012 R2 Server that is experiencing abysmal SMB/CIFS performance for Mac OS X Clients in particular. The server is doing file services and is an Active Directory Domain ...
2
votes
2answers
29 views

How to clean up stuff from roles that aren't used any more on a server?

Suppose I have a host that is, among other things, a web server, where the related Ansible role installs nginx, performs some essential configuration in /etc/nginx, and opens up ports 80 and 443 in ...
0
votes
0answers
4 views

IBM Blade Center Chassis H 8852 Configuration recommendation (2/3 Copper ESM + NON Cisco Switch)

Hope you are well. I need assistance configuring Blade center Chassis H (8852) on the network. I having connectivity issues when MSTP is on and I multiple VLAN's and would not like to use RSTP/STP to ...
1
vote
1answer
19 views

Backing up onto S3 - do I want to use bucket in a different region?

We are using Amanda to send backups to S3. Each host is acting as its own Amanda "server". All hosts are currently using the same S3-bucket -- each has its own subfolder under it. The dumps are saved ...
0
votes
0answers
20 views

How do you repair a Ubuntu 14.04 RAID-LVM-DM-CRYPT-LUKS Physical to Virtual system that won't boot?

I can't get a Ubuntu 14.04 Virtual server to boot correctly. It's recently been cloned "dd if=/dev/sda of=vmimage" The Physical has a RAID1-LVM-DMCRYPT-LUKS configuration, The boot sequence aborts and ...
0
votes
2answers
48 views

Do orgs that own IP blocks even use all (or most) of it? [on hold]

I recently learned that the IANA assigns blocks of IP addresses to certain entities, usually commercial and government organizations. Here is a link to the assignments: ...
0
votes
0answers
15 views

Stop/Prevent NFS from resolving symbolic links in a share

I have an AWS instance that is running NFS. This is my exports file: /home/ec2-user/media *(rw,sync,no_root_squash,insecure) /home/ec2-user/var *(rw,sync,no_root_squash,insecure) Those directories ...
0
votes
0answers
28 views

Edit a remote file in Vim with sudo when ssh root login is disabled

I am trying to determine a way to edit remote files in Vim that require sudo, but still use my local vim config and plugins. Currently I can open vim and :e scp://me@server//some/root/file and make ...
0
votes
1answer
53 views

Can you use SSDs as pure cache in Windows 2012?

I've been doing some reading and I have a feeling that the answer is "no", but before making an implementation decision that has the potential to haunt me for years: Can you use SSDs as pure [write] ...
0
votes
0answers
5 views

Alfresco's SOLR using the wrong drive?

I just did a migration of Alfresco to a new server with a different drive layout. Instead of being on "C", it's now on "E". I changed the alfresco-global.properties references to point to E. ...
0
votes
0answers
6 views

connection issue between godaddy shared hosting and amazon ec2 mongodb

I have a site on godaddy shared hosting that is not able to connect to an windows 2k12 amazon ec2 instance running mongodb. Any ideas why I cannot connect? Thanks for your help! Error message: A ...
4
votes
1answer
34 views

Issue accessing website on internal network

Been working on this problem for a while and have had no luck so far... Environment: Server 2008R2 AD & DNS (DHCP supplied by router) Static IP with 127.0.0.1 and router IP as DNS Host ...
0
votes
0answers
6 views

Virtual Host Redirects and Packet Flow [migrated]

If I set up a virtual host in nginx, will all packets flow through that PC? Here is what is going on. I have an openwrt NAT router with two devices behind it, a server and a raspberry pi. I want both ...
0
votes
0answers
33 views

What is using all of my memory on Ubuntu 12.04?

I keep getting alarms from Rackspace telling me that my memory usage is too high, but I can't seem to find the culprit. I ran top SHIFT + M to see top output sorted by memory, and this is what I get ...
1
vote
1answer
14 views

Relay Access Denied - Combined with external mail service

I have a client website which is spitting out this error message after you complete any of the forms: Mistake in recipient address! 554 5.7.1 : Relay access denied Mistake in sending data! 221 ...
1
vote
0answers
22 views

How to limit connections when redirecting ports using iptables

I am trying to accept incoming connections through port 80 and reject those from 8888, redirect from 80 to 8888, validate if in the last 30 seconds has connected less than 20 times and then accept. ...
0
votes
1answer
24 views

Why can't I SSH into a new EC2 instance I created from an AMI I generated?

I followed the procedures here: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/creating-an-ami-ebs.html with the exception that I did not shut down the original instance, just let AWS reboot it. ...
-2
votes
0answers
12 views

Please help me to choose the best server for running virtual machine [duplicate]

I would need to setup 10 Virtual Ubuntu servers for my project.I will be using the same server for couple of other purposes in future too like running SVN,JENKINS and couple of other light resource ...
0
votes
1answer
19 views

Ubuntu server rename - can not resolve host

I renamed an Ubuntu 14.04 server (changed name in hostname) and now when I sudo I get a can not resolve host {nane} message. The command still works though. Do I need to change another file to bind ...
0
votes
1answer
27 views

EXIM - 550 Cannot receive from specified address - Sendgrid

We're having some intermediate issues with exim where some emails go through and then others get the 550 Cannot receive from specified address Error. This is the guide we used to setup EXIM: ...
5
votes
0answers
20 views

Synology and Active Directory - “no logon servers available”

I have a Synology Diskstation DS412+ here configured for Active Directory authentication on the shared folders. I have a shared folder that our backup software writes backups to (so, CIFS). This all ...
-2
votes
1answer
15 views

Is there anyway to specify the version of kernel update with apt-get? Debian 7

Is possible to select the version of Kernel I need in apt-get? Actually, I need to update it but I had lot of configurations problems with 3.2. Or the only way is compiling the kernel? Thank you
-6
votes
0answers
26 views

Why there isn't any cloud hosting provider offering public facing servers without nat? [on hold]

Major players offers VMs and servers behind a NAT, as I can understand the benefits of this, there are some situations in which a NAT is problematic, such as in a technique called UDP hole punching, ...
-2
votes
0answers
12 views

Error installing postgres on Windows 8 [migrated]

I am using a Windows 8 laptop as my dev server. I am trying to install postgres on my laptop, but I get the following error: Unable to initialise db cluster Here is a video of my efforts ...
-3
votes
0answers
12 views

KCC replication issue when AD is behind firewall in Forest, any suggestions without changing firewall? [on hold]

KCC uses Sites and Services to create a replication path for all Domain Controllers in the Forest. Unfortunately, I have some that are behind Firewall so they can't all talk to each other, any other ...
3
votes
1answer
24 views

Automatically give Apache write permissions to newly added git clone files (-R g+rw)

I'm having a problem with allowing Apache to automatically have write access to an .htaccess file being pulled from a git repository. Here's my process: I'm logged in as a newly created user ...
1
vote
1answer
33 views

Server sending spam - how to find out why?

I have a CentOS 6 on a dedicated server. I'm the only one with shell access to it. I host 2 Wordpress and few simple PHP sites there. My hosting company just emailed me that they blocked my port 25 as ...
0
votes
0answers
19 views

What is the correct home directory for my web application if web application is a subdomain?

NOTE: I did alter my ip address and the site names for privacy concerns. NOTE: The ip address in the error_logs is my office ip address. Centos 6 server Experiencing a lot of file not found errors ...
3
votes
1answer
27 views

NTFS permissions explanation

I had asked the below question sometime ago and it was answered, I logged I'm recently to refer back to it only to have seen all the answers had been removed. Did I do something wrong? "I seem to be ...
0
votes
1answer
16 views

How can I determine how many instances (DaemonChildren) of Sendmail were created at a specific historical point in time?

CentOS 5 / Sendmail 8.14 I'm researching an intermittent issue that may be caused by too many instances (DaemonChildren) of Sendmail getting created. Is this information documented in the logs ...
1
vote
1answer
29 views

Rear Rack Ears for Dell PowerConnect 2824 Switch

I've been looking for a solution to mount the Dell switch from the back instead of the front, since we don't have a rack for switches yet.. My original thought was to find some special rack ears that ...
0
votes
1answer
18 views

.htaccess rules to stop DDoS POST flooding

We're under a distributed denial of service attack from traffic that looks like this: 49.146.161.175 - - [11/Jul/2014:00:43:42 -0400] "POST / HTTP/1.1" 500 557 "-" "Mozilla/4.0 (compatible; MSIE 6.0; ...
0
votes
0answers
4 views

understanding dnscmd /statistics values

On Windows Server 2008 (R2, 32-Bit) I have some problems in understanding the output of the following dnscmd \\SERVER /Statistics StatIDs: 00010000 → Memory: RAM? HDD? On my test server here I ...
0
votes
0answers
6 views

Unable to channel docker-registry stdout to log file

I've been trying (rather futilely) this afternoon to try and stop docker-registry from writing to stdout but rather a log but I think the underlying Python is creating processes which seem to bypass ...
-5
votes
0answers
24 views

Can't send email from PHP [on hold]

Since some months ago I don't receive PHP emails! I didn't do any specific change (Once I triad to update SSL (for heartbleed bug) but skip it) I already checked send mail path: /usr/sbin/sendmail ...
0
votes
1answer
15 views

puppet-master/foreman “undefined method `[]' for nil:NilClass on node” after update

After updating my puppet-master from 2.7 to 3.6.2 I get the following message when running puppet agent on a node: err: Could not retrieve catalog from remote server: Error 400 on SERVER: undefined ...
0
votes
0answers
9 views

nginx + php-fpm + v8js crashing

I have a problem concerning v8js extension for php. I needed to install it on my server (and did) (CentOS 6.5, Nginx 1.0.15, php 5.5.12) but whenever I give such a simple test to it: ...
-1
votes
1answer
25 views

Message while using YUM

I alwasy get message while using yum "Couldn't use REST" root@localhost pgsql_devel]# yum repolist enabled Loaded plugins: refresh-packagekit, replace, security ...
1
vote
0answers
12 views

Importance of ha.cf file in a heartbeat/pacemaker environment?

I'm having a few issues trying to understand ha.cf and how the cluster picks up on updates. For example, when creating a new cluster, I usually: Set some default options in ha.cf on node 1 - node x ...
3
votes
1answer
32 views

How to get robocopy summary information involved in powershell?

I have a quick script written to compare file differences across servers, and then give a prompt for whether to mirror the changes. I'd like it to intelligently NOT prompt for copying if there aren't ...
0
votes
1answer
16 views

How to use # in url as a redirect rule in htaccess for apache

I am having a difficult time figuring out how to have the following work: I am trying to redirect a url in htaccess I am trying to redirect from example.com/test.html to example.com/index#test I ...
1
vote
1answer
29 views

How to restrict the TCP listening address of a Windows 2003 AD DNS server

I have a Windows 2003 AD integrated DNS server which I want to listen for DNS traffic on adapter IP addresses only. I have followed the steps in the technet article, however. After I complete them ...

15 30 50 per page