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Recent activity in Network Administration

How to verify if sites are malicious & about when they are taken down

I was given a list of potential malicious sites by some intel but when I ping them, they don't …
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Cisco ASA ipsec vpn phase 1 issues

Hello All, A little help and advice needed please - I am setting up a Site-to-Site VPN …

how to disable NLA

hi all, I want to disable Network Level Authentication (NLA) on a server 2012 R2 so that I can use …

How can I query network in/out traffic size on HyperV when used on Winodws 10?

Hello experts! I was required for a gig at the freelancer com market place to prepare charts with…

DKIM/SPF/DMARC Question - order of rules for allow/reject?

My understanding with DMARC is it allows you to configure your DNS to instruct e-mail servers that …

Hyper-V guest network conflict

i'm runnig the hyper-v role on a server 2012r2.  There are currently 4 guest running server 21012r2 …

Received "The server cannot handle directory requests" exception message when trying to create Active Directory user account

When trying to create Active Directory user account using .Net code, received an exception that …

Need help dumping old onsite DC's for cloudAD (adSync?) and associated registrar and DNS issues that follow.

Need to move a domain registration from 1&1 to ? Microsoft maybe? This is a nonprofit that is using …

two wan ips

device: cisco asa5515 objective:  setting up two internet connections on the two wan ports …

centos error

on my windows 10 machine after installing oracle virtua box and centos on top of it while starting …
Cloud Class® Course: Amazon Web Services - Basic

Are you thinking about creating an Amazon Web Services account for your business? Not sure where to start? In this course you’ll get an overview of the history of AWS and take a tour of their user interface.

shell history

how to remember shell history and how to save unix queries for future use and share with the team …

Could you point how to check if a internet modem/ instalation is using Optical Fiber in oposition to a coaxial cable?

Hi Experts Could you point how to check if an internet modem/ instalation is using Optical Fiber …

ISO27001 certified training online

I need to training online and do the exam remotely. The course should be for ISO 27001 fundamental.…

Could you point how to obtain the maximum speed of my PC's network card?

Hi Experts Could you point how to obtain the maximum speed of my PC's network card? I don't …

Dell says flow control enabled is best practice - is it needed?

According to one of our Sysadmins Dell is recommending that Flow Control be enabled on all connected…

Can't upload a project on Arduino

Hey I own an Arduino Uno and the led next to RX is not turning on , so I can't receive any serial …

How do I find out who is intruding my network?

I have an issue where I'm sure someone is hacking our network, specifically four machines.  I have …

Hyper V Machine Unbearably slow

Hyper V Machine is so slow. Its not network speed, its opening and closing applications. I have a …

su command

how below commands are different su department (when i do pwd here says department) vs su - …
Cloud Class® Course: Microsoft Windows 7 Basic

This introductory course to Windows 7 environment will teach you about working with the Windows operating system. You will learn about basic functions including start menu; the desktop; managing files, folders, and libraries.

I cant broswe to win 10 machine shared folder

Windows 7 cannot access a share on win 10 machine So i have a Win 10 machine and i have shared …

NTP server for remote office

NTP server should be on main site or remote office for remote clients? Offices joined by VPN. Single…

Whatsapp domain list

Hello, I want to allow my wifi users to work only with WhatsApp so is there any list of domains or …

Is my UPS NIC Defective?

We have an APC AP9631 network card for a UPS that I think is defective. When I assign it an IP …

killing a process

difference between below process killing signals kill -15 123 vs kill -TERM 123 vs kill…

Cannot browse between subnets after creating VLANS

I have introduced VLANs into my network but now would like the ability to "browse" between …
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