CellStream, Inc.

CellStream, Inc. Internetworking, Technology Consulting, and Telecommunications Hands On Training Classes We want to change the network.

We want to accelerate voice and video convergence over the Internet. We want to see creativity increased in telecommunications and networking. We want to see solutions without needless restrictions. We believe that anyone can master these technologies. We believe that anyone can innovate in this industry. Those are our beliefs and our motivations.

What does an Internet Speed Test actually test? and are results of running speed tests predictable?
06/17/2026

What does an Internet Speed Test actually test? and are results of running speed tests predictable?

What does an Internet Speed Test actually test?

What is and how can you use
06/17/2026

What is and how can you use

What is, and how can you use hping3?

What are some examples of Layer Threats in ?
06/17/2026

What are some examples of Layer Threats in ?

Physical Layer Threats in Networking

What are the speed test tools? The first is series of articles on speed test tools
06/16/2026

What are the speed test tools? The first is series of articles on speed test tools

What are the best Speed Test tools?

Configuring rules using the tool
06/16/2026

Configuring rules using the tool

Configuring Windows Firewall Rules using netsh

Why are and/or not considered security functions in your network? Let me explain and answer: https://www.cellstream...
06/16/2026

Why are and/or not considered security functions in your network? Let me explain and answer: https://www.cellstream.com/2024/07/10/why-are-nat-npat-not-a-security-function/

Network Address Translation (NAT) and Network Port Address Translation (NPAT) are not considered a security function because its primary purpose is to modify the L3 network address information in IPv4 packet headers and L4 port numbers of TCP or UDP while in transit. NAT and NPAT are not needed in I...

What ever happened to - the 53-byte cell - and the guarantee of performance?
06/15/2026

What ever happened to - the 53-byte cell - and the guarantee of performance?

What ever happened to ATM

Equal Cost Multi-Path - Detecting ECMP in using Dublin
06/15/2026

Equal Cost Multi-Path - Detecting ECMP in using Dublin

Detecting ECMP in Linux using Paris and Dublin Traceroute

Question: Who is on my LAN? or Who is on the network with me? Here is how to find out:
06/15/2026

Question: Who is on my LAN? or Who is on the network with me? Here is how to find out:

What is on your LAN or WLAN

Address

9812 Zembriski Drive
Plano, TX
75025

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