Oracle Linux - adding an additional VLAN interface breaks existing VLAN...
I have a freshly built host, a type 1 bond created, and a VLAN on top of the bond for the management network. Host is able to talk on the network.As soon as I create an additional VLAN interface on the...
View ArticleAutomating management through REST API
I work as a sys admin, but I mostly do operational support for various applications that we have running. Most of this home built and is fucking ancient. The problem is that with constant system...
View Articlewhat's the best distro to use for essentials of systems administration...
I love Ubuntu but I'm thinking CentOS is a logical choice for business so that it can be followed up with the RHCSA but does it matter in the long run? Does it list the distro I used on the cert? am I...
View ArticleDo remote entry level jobs exist in the IT world?
Pretty much what the title says.I've been a developer for about five years and I am already getting pretty tired of it. I've always had an interest in IT but, until recently, I haven't had the...
View ArticleReasons for slow LAN file transfers?
Files downloads from a server on the LAN (usually via a web page, but sftp tested about the same) have been slowing down. Strangely, some files (all in the same folder and similar sizes) are faster...
View ArticlePXE Boot Ubuntu 14.04 won't work
Hello. I have a PXE Boot server ruuning on a CentOs 7 machine and i cant figure out why i can't on Ubuntu? Centos is working fine. I have copied the content in the ISO's into /var/ftp/pub and the in...
View ArticleOnline snapshots?
My vps has the option to create an online snapshot. However there is a warning regarding possible data corruption. I asked the ISP and they replied that this is primarily a concern for the mysql...
View ArticleDHCP server on bridge ( br0 )
I have the following setup:# /etc/network/interfaces iface eth0 inet manual iface eth1 inet manual iface br0 inet static bridge_ports eth0 eth1 address 192.168.1.1 # dnsmasq.conf domain-needed...
View ArticleSomeone here told me just yesterday they see Ubuntu in lots of corporations,...
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View ArticleThis Place Is Awesome
I've only been a member a couple days and my posts here get more feedback than I do on any other sub and people seem far more knowledgeable than most of the people in the Windoze subs. Thanks for being...
View ArticleCentOS 6.X or CentOS 7?
Place I started working at have either Windows or CentOS Servers.The CentOS are any where from 5.0 up to 6.XI'm looking to upgrade the older ones but want to know if there any good reason for only...
View ArticleCrosspost r/homelab - Need advice: Best way to access home network lying...
submitted by fanatik83 [link][comment]
View ArticleLevels of sql knowledge
I've been searching through job postings the last few days looking for my first job out of college (graduating in December). I've noticed that nearly all of the postings say they'd like somebody with...
View ArticleBasic Auto-Discovery + Host Generation for Icinga2
Hey All,In my few years as a professional sysadmin, I've had some trouble settling on a monitoring system because I believed there had to be an all-in-one solution - so I've tried them all. Truth is,...
View ArticleChanges needed to Samba client for AD functional level upgrade to 2012.
I am about to upgrade our Windows AD from functional level 2003 to 2012 and enable LDAP over SSL.I have some older CentOS running outdated SAMBA.What should I check on the Linux Servers config and what...
View ArticleSome issues with load balancing SSH connections with HAProxy.
Hey all,I'm working on a buildout and looking to load balance tcp connections to port 22. My network layout looks like this but can be summarized as follows:sshlb-stage-haproxy-1a =>...
View ArticlePostfix doesn't seem to use anything but port 25?
I'm trying to get postfix to send emails out, and my ISP blocks port 25. I want to use port 587.Most guides say to just edit /etc/postfix/master.cf and uncomment the submission line around the top and...
View ArticleData recovery Centos SSD
Hey guys, I have a SSD dedicated server with SoYouStart. I am a noob and accidentally deleted the whole '/home' directory. This sadly included all the backups as the external backup was not working at...
View ArticleIptables review - Please review my VPN configuration. Multi-VPN routing setup
Sorry for the wall of text.I think this will make a good wiki article when it's complete, but it's not quite there yet. It's working great in my house but there are still a few issues. I'm also hoping...
View ArticleRun cronjob only on one node in cluster
Hi all,I need migrate soon some www servers from Debian Squeeze to Debian Jessie. The nodes have a cron script which should be running only on one node at the time, this work pretty good with pacemaker...
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