anastrophe
  • Member for 10 years, 9 months
  • Last seen more than a month ago
Our security auditor is an idiot. How do I give him the information he wants?
487 votes

Honestly, it sounds like this guy (the auditor) is setting you up. If you give him the information he's asking for, you've just proven to him that you can be socially engineered to give up critical ...

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How to delete Instances in Amazon EC2 ? Change Pair Key?
58 votes

Give it some time. Deletion of terminated instances is not a high priority task within the EC2 stack (seems reasonable to me). Eventually the terminated instance will drop out of the interface.

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How to host email for multiple domains?
5 votes

EC2 has no restrictions on running mailservers. If you haven't previously run a mailserver, you're likely to be in over your head attempting to run any of the common *nix mailservers (sendmail, ...

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Best way to run remote SSH command requiring root, but not as root
Accepted answer
5 votes

Run visudo and comment out as below: #Default requiretty

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chkconfig not automatically starting mysql
4 votes

Perhaps something went wonky when the init script was installed. I'd recommend the following: chkconfig --del mysql chkconfig --add mysql chkconfig mysql on Certainly can't hurt.

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Server maxing out connections and RAM
Accepted answer
4 votes

Since the 'Server Concierge' reported that the majority of the connections are coming from just a few users, edit /etc/httpd/httpd.conf and configure the following (these are example values): ...

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CentOS Create User With No Password, Only Public Key Auth
3 votes

If you want to enforce only pubkey auth, then you need to modify your /etc/ssh/sshd_config , and set PasswordAuthentication no

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Auto execute shell script during bootup (Ubuntu)
Accepted answer
2 votes

Call your script from /etc/rc.local .

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How do you rotate Apache logs on Linux (centos)?
2 votes

It's perhaps a bit more elegant to use the Apache 'rotatelogs' program, imo. Here's an example from one of my servers: # Seo logs, rotated daily, on GMT clock LogFormat "%h %t %D \"%r\" %>s \"%{...

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Is this RAID card FakeRAID?
Accepted answer
2 votes

Close examination of the images of the card on Newegg shows that the primary chip onboard is a Marvell 88SE6445. On the Marvell site, this is listed as only an "I/O Controller", as opposed to a RAID ...

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Exchange 2010 server can't send e-mail to @sbcglobal.net , @comcast.net, or @aol.com
2 votes

Have you followed the steps detailed at http://www.att.net/general-info/521.html , which is referenced by the 521 code at the att.net/blocks page? You may have a PC on your network that has been ...

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Virtual Host - Server not found
Accepted answer
2 votes

There is no DNS record in place for www.efinsolutions.com, only for efinsolutions.com. Going to just http://efinsolutions.com generates a '301 Moved Permanently' to www.efinsolutions.com, which doesn'...

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Outbound business email being marked as spam in other organizations
Accepted answer
2 votes

I've seen issues crop up when the company asks all employees to use a specific 'signature' block on their message that includes a gif or jpg (like the company's logo). That little embedded image can ...

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How to re-gain access to a running EC2 instance?
2 votes

Take a Snapshot of the instance. Create a new Keypair. Start a new instance. SSH to it. Attach the snapshot to the new instance as a simple volume at /mnt, via the AWS console. Copy the necessary ...

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Xen connect to dom0 with vnc?
2 votes

What about the 'screen' command's -rx option - which allows you to connect to an already active screen session of a user on the local machine, and see and interact with everything they see. It could ...

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Sendmail: how to get a definitive list of email addresses
2 votes

i've seen instances in *nix distribs where there exist both /etc/aliases and /etc/mail/aliases - and the latter is not actually used (nor a link to /etc/aliases). can't hurt to see if /etc/aliases ...

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ZFS permanent error; options for recovery
1 votes

I was able to 'recover' from this incident by zfs 'send'ing and receiving the corrupt pool to a new pool. # create new single disk pool (or a mirror in advance if you wish) zpool create -f tpool ...

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Mysql sudden slowdown, what potential causes?
1 votes

Probably the quickest way to get a real feel for what might be chewing up resources on your MySQL server is this simple command: SHOW PROCESSLIST; It'll tell you what MySQL processes are active, how ...

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Email rejected for no rDNS by AOL despite having rDNS
1 votes

While it kind of sucks, changing the reverse to match your MX may have more success than having it reverse to your website. Just the nature of the beast these days. Also, where is the server located, ...

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How do you setup a DNS server in order to be able to add records on-the-fly?
0 votes

djbdns updates are entirely transparent - no interruptions - and the 'zonefile' structure is ideally suited to scripted modification and automation. The record format is completely unlike BIND, but it'...

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booting problem on Solaris
0 votes

If you're using a PC to connect via the serial console, I believe if you hit Control-BREAK it'll stop the netboot attempts and return to the ok> prompt.

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run fsck on mounted partition
0 votes

Don't you want mount -o remount,rw -t ext3 /dev/sda1 ? fsck will refuse to run except in a non-writing mode, because you're remounting read-only. Yes?

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Buffalo AirStation High Power N450 Gigabit Wireless Router for a machine shop?
Accepted answer
0 votes

Have a look at SmallNetBuilder router charts I ran across this goldmine a few months back when looking into upgrading my own wifi network. There's a wealth of information to make a more well-...

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qmail is returning all mails as "handlers permanentfail"
0 votes

Is this by any chance a Plesk server? There's a handful of reports of this found via Googling. Here's one purported fix: /usr/local/psa/admin/sbin/mchk --with-spam

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sendmail specify outgoing MTA
Accepted answer
0 votes

will you be using command-line sendmail for generating your messages, or some other mechanism? i ask because it's not clear whether you're using sendmail -t purely for testing purposes or as the ...

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Why won't my timezone changes be reflected in the date command?
0 votes

i'm not 100% certain, but i believe that if you have /etc/sysconfig/clock configured with UTC=false then you aren't going to be able to dynamically change the timezone. all of my machines are set ...

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Setting up relay mail server
Accepted answer
0 votes

pretty much all you need to add to the sendmail.mc configuration on the relay server is define(SMART_HOST',central.mail.server.address')dnl to limit the domains that are allowed to send to the relay ...

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Recovering deleted emails on IMAP server with Thunderbird
0 votes

so I logged onto the server and deleted do you mean that you ssh'ed into the server? what kind of server is it? if it's running a snapshotting filesystem, it may be possible to recover the inbox from ...

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Command line tool to retrieve linux server information
0 votes

depending upon what other processes may have written, 'dmesg' may show you the full output of the bootup sequence, which gives quite a bit of info on the hardware and configuration. the same info is ...

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DNS lookup >100ms when domain is an IP address?
-1 votes

Add the IP in question to the /etc/hosts file on any/all machines that will be accessing it. At minimum it would eliminate any dns lookup overhead.

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