tcp/ip

Hello everyone, I have a Dell server running Windows 2019 server Standard which is on the same network with 4 Dell pc's running Windows 7 Home X64. All machines have static IP. All the Dell pc's can see and access the server and files without any problem, through networking. The server can see...

Original release date: June 17, 2019 Summary The Cybersecurity and Infrastructure Security Agency (CISA) is issuing this Activity Alert to provide information on a vulnerability, known as “BlueKeep,” that exists in the following Microsoft Windows Operating Systems (OSs), including both 32- and...

Hello All, We are observing lots of ICMP traffic from a windows system. However, we are not able to identify which application is generating this traffic. We tried to check by using "netstat -abn" however, it shows only TCP and UDP traffic, but not ICMP. Is there any feature or utility in...

Hi All Wondering if anyone knows a command to remove the DNS entries within the advanced TCP/IP settings? The primary and secondary DNS IP need to be changed with the tertiary and quaternary DNS IP. Simple enough doing it manually but there's over 50 VMs this needs to be done on so i'm trying...

After restoring an old XP Home machine to initial state, I can't seem to connect to the internet. The machine is working fine with my workgroup (Win 7, 8.1 & 10 systems on that group), but TCP/IP doesn't show up in the LAN Properties. I am using an ARRIS gateway (cable modem, router & switch)...

Original release date: October 14, 2016 | Last revised: November 30, 2016 Systems Affected Internet of Things (IoT)—an emerging network of devices (e.g., printers, routers, video cameras, smart TVs) that connect to one another via the Internet, often automatically sending and receiving data...

How can i make port forwarding? I cannot make it.

I have an old Windows XP computer that has been getting updates regularly, so I am not worried about it being hacked. But after reinstalling XP, it can only access the Internet via a wireless adapter, not via an ethernet connection. And when I plug the ethernet cable into the computer, there is...

Intel Core i7-6700K @ 4.5 GHz 16 GB DDR4-3000 NVIDIA GeForce GTX 1080 Microsoft Windows 10 x64 Any ideas where to start?

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I hope I don't come across as horibly spammy on my third post here but I would like to share some info on a project that I've been working on. I know when it comes to free monitoring solutions we're all basically stuck with Nagios or some sort of Linux based product that is typically ugly and...

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Original release date: August 28, 2015 Systems Affected Networked systems Overview US-CERT has observed an increase in Domain Name System (DNS) traffic from client systems within internal networks to publically hosted DNS servers. Direct client access to Internet DNS servers, rather than...

Severity Rating: Important Revision Note: V1.0 (August 11, 2015): Bulletin published. Summary: This security update resolves a vulnerability in Microsoft Windows. The vulnerability could allow remote code execution if an attacker sends a specially crafted sequence of packets to a targeted system...

This is my first time posting on these forums so bear with me. I'm trying to use a laptop as a wifi receiver for my desktop as it is impossible for me to get a LAN cord to it ATM. When I troubleshoot problems it comes up with "Local Area Connection" doesn't have a valid IP configuration. The...

i have a windows 2003, server, sometime computer reboots, the BSOD is attached in here! The minidump is here also! Thanks in advance! here is the mini dump.

My Dell Inspiron laptop running Windows 8.1 will no longer connect to our home network, and diagnostics produce the error "Wi-Fi doesn't have a valid IP configuration". All our other devices are able to communicate with the network and my laptop will communicate with it if booted using ubuntu...

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Hello I have just experience my 3rd blue screen of death on this pc in its lifetime.The first time it was my gpu drivers and that problem has since been resolved, my 2nd time it was my security, and I have just had my 3rd one. Can any of you guys try and help me figure out what it was ?.I am...