-1
votes
0answers
18 views

I work in a school we have a classroom setup using a TP-LINK switch if the internet connection goes down I am not able to see the other machines [on hold]

The lab has the TL SG1048 switch and 28 machines (I did not setup the network) if our internet goes down I am not able to see any of the local machines, my understanding of a LAN (I used to work on ...
0
votes
0answers
34 views

Hardware Inventory Powershell

This may be the best hardware inventory script I use it from here Link The only thing I would like to add is The total size of hardrive instead of drive letters cos virtual drives may not have been ...
0
votes
2answers
17 views

How can I see whether tcp-offloading is enabled on a ubuntu server?

I would like to find out if my Ubuntu VM uses tcp-offloading to increase the performance of VXLAN encapsulation. Where can I find this information on my machine?
2
votes
1answer
42 views

Error Creating OU: Name is Already In Use

I have an OU structure for computers that looks like this: Workstations |-- Building | |-- Floor, Department, or Approximate Location ... I want to create a child OU called "3 North" in ...
0
votes
1answer
22 views

mod_wsgi app in two different ports

I have a WSGI app working in prod and I want a staging app in the same server, So I configured two virtual hosts in different ports, 80 for prod and 9090 for stag, but every time I request port 9090 ...
1
vote
0answers
9 views

DFS bandwidth limit ignored

We have two servers, one in site A and another in site B. All servers are windows server 2012 R2. Problem here is that on site B the server is ignoring the bandwidth limit on scheduling group. DFS ...
0
votes
1answer
26 views

How can I skip the sysprep step and just capture an image?

Ok the problem is, I am troubleshooting a problem with network connectivity when booting into the PE capture media (and only that PE). I only know how to use the capture media for SCCM, so each time ...
-1
votes
0answers
8 views

Mounting NTFS Input/Output Error - but is due to NTFS-3G version

Recently after upgrading my Debian system I was still able to mount ntfs partitions, but I could not changedir into any directory, and all file status information was shown with question marks ????? ...
-1
votes
0answers
8 views

How do I find any files associated with virsh domains?

I have a VM host running Ubuntu 14.04 that I manage with virsh. I am going to wipe it to install a newer OS, but would prefer not to have to rebuild the guests. How do I find all files associated with ...
0
votes
0answers
7 views

Redirect URL with IIS 8.5

I would like to redirect/forward a URL on my testdomain. The URL is for example: http://www.mydomaintest.com/feed and I would need that to forward to http://www.mydomaintest.com/feed/stories. I have ...
2
votes
1answer
26 views

AWS - How to limit outward traffic amount?

I want to exploit the AWS free tier to learn and do some personal projects. However what worries me is the bandwidth limitation. Specifically, the AWS free tier FAQ states that "15 GB of bandwidth out ...
1
vote
0answers
7 views

wmic query fails with “NTSTATUS: NT_STATUS_BUFFER_TOO_SMALL - Buffer too small” error

I have a class that creates an object in WMI and I'd like to query it from a linux machine running cacti using wmic. If i run the query I get an error, see below: /bin/wmic ...
0
votes
1answer
25 views

Why does an AWS EC2 instance need public and private DNS?

I am creating my own VPC and was reading some documentation. AWS documentation for DNS with VPC (click here to view) says To enable an EC2 instance to be publicly accessible, it must have a ...
18
votes
3answers
2k views

I changed my TTL from 24 hours to 5 minutes. Do I need to wait 24 hours before changing the records?

I am migrating our app from a cloud server at Rackspace t a dedicated server. I want to bring the application down for ~5 minutes to copy the data from the cloud server to the dedicated server, so I ...
1
vote
3answers
34 views

Do clients typically implement failover/load-balancing on multiple A records?

Typically, load balancers like Amazon's Elastic Load Balancers use a DNS record set with multiple A records to provide multiple load balancer instances which can handle traffic to requesting ...
1
vote
1answer
20 views

Wildcard Subdomains and Custom Domain Names

I have some questions regarding Nginx configuration with wildcard subdomains, and then how custom domains come into the picture. Here is my situation. Let's say I own the site awesome.com. When a ...
0
votes
0answers
18 views

prlimit not found centos6.3

After finding out that ulimit -m no longer does anything on linux... I am now investigating the use of prlimit. I have found that this is supposed to exists as part of util-linux / util-linux-ng, I ...
1
vote
0answers
13 views

Kernel fails to assign memory in any Linux Distro

I have a motherboard: X11SBA-LN4F/F. After install CentOS, i have error in log: May 2 21:47:48 ll-226 kernel: pci 0000:04:04.0: BAR 14: failed to assign [mem size 0x00200000] May 2 21:47:48 ll-226 ...
0
votes
0answers
15 views

UDP tunnelling outside OpenVPN

this is my first post. I have already looked for solutions but I haven't solved my problem at all actually. I have a linux server connected to a OpenVPN server whose service I pay for. This provider ...
0
votes
3answers
19 views

Run Log-on Script with Admin Rights

I created a batch logon script that checks and removes old versions of a specific piece of software and installs the newest version. Both the install and uninstall process use an .EXE file. The script ...
0
votes
0answers
11 views

Modsecurity check REQUEST_URI without query parameters

Currently, I am using Modsecurity XSS prevention, but I'm having a hard time understanding how exactly I can restrict what I'm checking for in the REQUEST_URI variable. My Example: # # -=[ XSS ...
0
votes
1answer
12 views

How to setup a traffic limit per user on OpenVPN?

I am setting up a VPN server using OpenVPN. The authentication method is the certificate one (different certs for client and server). The VPS has 1TB of traffic monthly. I plan allowing up to 4 ...
0
votes
0answers
12 views

ROOT version 5.34/14 vs root directive [on hold]

I'm relatively new to VirtualBox, Ubuntu, and mainly to nginx. I was supposed to create a server block, and when I tried to change my document root by using root directive, I got an information that ...
0
votes
0answers
23 views

Relative symbolic links started not to work

There is a Centos 6.6 server which started to behave very strangely, it seems all relative symbolic links does not work. For example: # ls -al /etc/httpd/ total 16 drwxr-xr-x. 4 root root 4096 ...
0
votes
0answers
13 views

iptables: Redirect traffic from destination IP to new IP

I have a PC client. I like to redirect outgoing TCP connections on port 80 with the target IP 1.1.1.1 to the target IP 2.2.2.2. The full connection should be redirected, which means also the answer ...
0
votes
1answer
16 views

Why am I seeing much more cron jobs in webmin than in `crontab -e`?

I am just starting to learn cron jobs. Basically I am going to use webmin to manage my cron jobs, I am also reading some basic information about cron jobs. So far I've learned that /etc/crontab ...
-2
votes
0answers
14 views

Offline storage vs Cloud storage for a search engine

I need to store html pages from a web crawler on persistent storage. The information will be read at a rate of <1 GB/day and written at a speed of >10 GB/day since it's not a public facing search ...
0
votes
0answers
5 views

How can I process auditd logs on the fly using ausearch?

I want to ship off logs into centralized logging (ELK). Because of the way things are, I need to do the processing on the machine that creates the logs. How can I get each new auditd event to ...
0
votes
0answers
9 views

How to add an existing RDS Database to a running stack?

I'm creating a cloud formation template that I would like to use to run and create an environment. The only problem is that I have an existing database that I would like to form a part of this stack. ...
0
votes
0answers
14 views

Hi, what are the basic things I have to do to make an office HIPAA compliant? [on hold]

I was wondering, what are the basic things I have to do to make an office HIPAA compliant? The office is a health care office. Thanks.
0
votes
1answer
17 views

php.ini not being loaded [on hold]

I have been trying to configure my Apache server all day, however I am having major issues with getting a php.ini file to be loaded. When I try to connect to my database I get this error: Call to ...
0
votes
0answers
11 views

RHEL resolv.conf search domains ordering constraints?

I can't seem to find anything (Google, man pages) on what the order of the search line should be used when searching for a host against DNS with multiple levels of subdomains. host and dig work ...
0
votes
0answers
13 views

changing dovecot/ispconfig mail user password via mysql prompt

I want to change mail user pass of a dovecot/ispconfig system via mysql prompt. I was using a script with the following query in another machine (just dovecot) : UPDATE mailserver.virtual_users ...
0
votes
0answers
6 views

Proxmox 3.4-6 VM cannot reach internet

I am new when it comes to dealing with routing in Debian so please pardon my ignorance. I recently set up a Proxmox 3.4 host because it worked more or less out of the box with IP over Infiniband and ...
0
votes
1answer
20 views

Rewrite for Proxying

I have 2 servers. example.com and proxy.example.com I would like proxying /server/(.)/banner/(.) to http://proxy.example.com/banners/banner_$2_$1.png I have prepared in example.com apache2 vhost ...
-2
votes
1answer
29 views

One way network bridge

I have two networks, with a single machine sitting on both (two NICs) shown below. That machine is Linux. I was hoping to set up a bridge of some sort so that work stations on the 192.168.1.x ...
0
votes
1answer
16 views

How to find CNAME or A details for a site hosted at 1&1 and using CloudFlare name servers?

I own a domain at 1&1, and recently switched to CloudFlare CDN. I have some subdomains hosted at the minimal web space provided by 1&1. 1&1 domains and subdomains are configured to use ...
0
votes
0answers
8 views

Configuration snort IDS

I have installed snort on my windows 7 machine. But during configuration of snort, it gives me the following error. ERROR: c:\Snort\etc\c:\Snort\rules\app-detect.rules(0> Unable to open rules ...
0
votes
0answers
7 views

Mounting samba directory changes all file permissions to user who mounted it

I have a xubuntu 14.04 client, a debian 8 Samba File server and an external Active Directory service. I log in as user1 on the client authenticating against the ADS with winbind. My home directory ...
0
votes
1answer
9 views

self-curl blocked by iptables

I can't figure out which rule is missing to make this happen... # iptables -Z ; curl -v -k --connect-timeout 2 http://www.myhost.com/ ; iptables -L -v * Hostname was NOT found in DNS cache * Trying ...
-1
votes
0answers
33 views

How to determine optimal fiber cable length?

We are going to send several servers for colo in a datacenter where we got 20U space (half a cabinet). Our configuration includes 1x4U, 1x2U and 1x1U servers and 1U for a switch. They'll all be ...
0
votes
0answers
7 views

NIS-Slave “No such map in server's domain” on every query except localhost

I have a fully functional NIS master server and am trying to add a NIS slave to the setup. Specifications (master/slave/client): Ubuntu 14.04 LTS 4.2.0-27-generic NIS-Version: 3.17-32ubuntu6 To ...
1
vote
0answers
13 views

Percona XtraDB Cluster 5.6 does not start

All the good days. I want to run for test purposes Percona XtraDb Cluster on ubuntu 14.04. The basis here took these two articles https://habrahabr.ru/post/152969/ ...
-1
votes
0answers
8 views

How to create index page of ftp website in IIS 2012

I have installed ftp with IIS on WINDOWS 2012. When user login the default "Index of /" page but I want to show a custom or my own index.html/index.php page. Kindly guide me through out the process. ...
0
votes
1answer
21 views

A Website in my Centos 6 server is picking incorrect PHP version

I have a CentOS 6 server that has PHP 5.6.20 installed: # php -v PHP 5.6.20 (cli) (built: Apr 2 2016 08:28:23) Copyright (c) 1997-2016 The PHP Group Zend Engine v2.6.0, Copyright (c) 1998-2016 Zend ...
1
vote
0answers
25 views

Haproxy routing one Frontend to multiple backend with subdir

im trying to setting up my NLB Haproxy service to balance multiple Application hosted on different subdir of the same domain. I need backend(s) with subdir serving one frontend... here my full ...
1
vote
3answers
25 views

How to be sure there is no delay with inbound SMTP to Exchange 2007 on-prem server

SMB solo SysAdmin here. I have a decent amount of experience with Exchange, but need to be sure we have no issues as we get into our busy season of the year (we're a greenhouse). Our sales staff keeps ...
0
votes
1answer
18 views

setup posfix mail server - allow local emails (error 550 5.7.1)

I have from on website and submiting it should sens question email to support on behalf of customer (puting his email addres as sender) Problem is that support does not recieve email but insead ...
0
votes
0answers
16 views

.htaccess file permissions changed

I have a weird problem on some of my servers with Directadmin and Wordpress installed. The file permissions of the .htaccess file are set to 444. When I change them back to 644, edit the file and save ...
0
votes
1answer
26 views

Set PostFix relay_host only for outgoing emails

I setup an architecture with a PostFix mailserver and an Encryption gateway. I am relaying all my outgoing SMTP trafic (even mails going from mydomain.com to mydomain.com) to an encryption Gateway ...

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