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MS Exchange does not deliver E-mails - DNS Recursion

I have the following problem. I have setup an MS Exchange 2010 server. Mail delivery works fine. But as soon as I disable recursion on my MS DNS server (same host) all the Mails stuck in a ...
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2answers
52 views

Need help rescuing a RH virtual server - shell command to fix mistake?

I have a VM which runs one of our primary applications. Prior to making a rather heavy handed change, I made two lines of backup. First, I took a VM snapshot. Second, I ran a recursive sed command ...
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2k views

Who actually “recurses” in a recursive DNS lookup?

I'm trying to understand the difference between iterative and recursive DNS lookups. Fundamentally, I think of iterative as being like calling a department store looking for a product, and when they ...
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1answer
1k views

wget: how to download a file, whose url params changes dynamically, once only

I got a problem with wget, I need to download an entire site with images and other files linked in main pages, I'm using these options: wget --load-cookies /tmp/cookie.txt -r -l 1 -k -p -nc ...
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1answer
3k views

Changing permissions with Pwershell recursive

I am trying to write a script in powershell, that will find folders recursivly and based on the folder name replace the ACL on the folder. I have folders already with the correct permissions. These I ...