Server Fault Weekly Newsletter - Wednesday, December 31, 2014

Top new questions this week: Reverse DNS Lookups Morning All, I've been handed a domain with c.150k DNS records in it for a total of 100k machines. The DNS records are all in a single forward lookup zone on the same domain and just to be helpful, ... windows dns   asked by Fazer87 7 votes answered by Aceth 5 votes GMail bouncing mail sent over IPv6, IPv4 working I have trouble sending email to GMail addresses using IPv6 from my domain camgirltools.net If IPv4 is used, everything works as intended, the mail is delivered. When using IPv6 to send mail to GMail ... dns email postfix gmail outgoing-mail   asked by Johannes H. 7 votes answered by BillThor 1 vote Troubleshooting unusual server room power issue. (Suspected power surges or spikes) We have been experiencing a very strange problem in our new office's server room across all the power outlets. Specifically, when all the equipment is up and running (i.e. the air conditioning ... power server-room surge-protection   asked by Austin ''Danger'' Powers 6 votes What effect does https traffic have on web cache proxy servers? I just took two university courses on computer security and internet programming. I was thinking about this the other day: Web cache proxy servers cache popular content from servers on the web. This ... proxy https cache tls   asked by ejsuncy 6 votes answered by Grant 6 votes Simulate slow connection between two ubuntu server machines I want to simulate the following scenario: given that I have 4 ubuntu server machines A,B,C and D. I want to reduce the network bandwidth by 20% between machine A and machine C and 10% between A and ... ubuntu networking tcp linux-networking bandwidth   asked by Yahia Zakaria 5 votes answered by Xavier Lucas 4 votes CentOS port forwarding not working Im using centos 6.5 and I added the below commands to my iptables: (im trying to forward all incomming traffic to port 8088 to 4569) iptables -A PREROUTING -t nat -p udp --dport 8088 -i eth0 -j DNAT ... iptables port-forwarding   asked by user3360140 5 votes answered by Xavier Lucas 5 votes RAID rebuilding seems to have stopped My server was running a RAID 1 array with two disks. One of those disk failed today and was replaced. I've copied the GPT partition to the new hard disk (sda) with: sgdisk -R /dev/sda /dev/sdb ... raid mdadm   asked by Thomas Wang 5 votes answered by Michael Hampton 8 votes Greatest hits from previous weeks: How to check who is currently logged on to windows workstation from command line? Environment is in domain, server is Windows Server 2003, workstations have Vista and XP installed. I need the way to check remotely who is currently logged on workstation, preferably from some simple ... windows command-line users workstation   asked by Andrija Cacanovic 20 votes answered by Preet Sangha 30 votes how do I upgrade from php 5.3 to php 5.4.6 in ubuntu? Is there an easy way out to get the latest PHP? I have tried updating my package but none of it has 5.4.6 yet.. if anyone knows on how to do it quickly, can it be shared here? I've tried compiling ... php ubuntu   asked by user79356 33 votes answered by atmon3r 72 votes Can you answer these? glusterfs uid/gid mapping on Debian Wheezy So I setup a glusterfs volume and it works all fine, but I can't seem to figure out how to mount it with permissions other than root. Supposedly there's options like translate-uid that can be ... glusterfs mapping uid   asked by Tom 2 votes Login as domain user fails in Linux Using pbis, joined a Linux (Ubuntu 14.04) node to the domain successfully. # /opt/pbis/bin/get-status LSA Server Status: Compiled daemon version: 8.2.1.2979 Packaged product version: 8.2.2979.68390 ... ubuntu active-directory ssh login likewise-open   asked by pprakash 1 vote nginx with php and two node.js routes I have two routes i want to pass two node processes(websocket route, angular app), while a 3rd route needs to pass to a php application that acts as a rest api to the angular app. i'm not terribly ... nginx php reverse-proxy node.js   asked by r3wt 2 votes

Subscribe to more Stack Exchange newsletters Unsubscribe from this newsletter or change your email preferences by visiting your subscriptions page on stackexchange.com. Questions? Comments? Let us know on our feedback site. If you no longer want to receive mail from Stack Exchange, unsubscribe from all stackexchange.com emails. Stack Exchange, Inc. 110 William St, 28th Floor, NY NY 10038 <3