Author name: Andrew Walding

Andrew Walding is the founder and president of CellStream, Inc., bringing more than 30 years of experience in telecommunications, broadband networking, Internet technologies, and technical education. His expertise spans network engineering, wireless and wireline communications, packet analysis, network operations, emerging technologies, and the design and delivery of advanced technical training programs. A Cisco-certified professional, IPv6-certified specialist, and CBRS Certified Professional Installer (CPI), he helps organizations and technology professionals understand, deploy, troubleshoot, and optimize modern communications networks.

CSI-HO-007 – IPv4 Addressing 101

Post Views: 32,542    CellStream, Inc. – Telecom Consulting and Training!             1-Day Instructor Led Hands On Lab Class Available in either Web Based delivery or On-Site Delivery Minimum 10 students – Maximum 20 students Course Description: Knowing the fundamentals of the Internet Protocol Version 4 Addressing within the TCP/IP protocol […]

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CSI-IL-002 – Mastering AToM – Any Transport over MPLS [VPLS, VPWS, and L2VPNs]

Post Views: 17,038    CellStream, Inc. – Telecom Consulting and Training!             2-Day Instructor Led Hands On Lab Class Available in either Web Based delivery or On-Site Delivery Minimum 10 students – Maximum 16 students   Course Description: Using the MPLS core network to provide multiple services has always been an

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*FREE* – Telephone Company Switching Overview

Post Views: 12,029   If you are an long time telephone company individual, or if you are new to the telephone company, and you would like to take a little look back at the original Telephone Company (Telco) terms and methods, we have the place for you.  Plus it is absolutely free! Looking back at the

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CSI-HO-020-A – Explore Packet Analysis with Wireshark Standard Edition – 2 Day

Post Views: 36,029 CellStream, Inc. – Telecom Consulting and Training!  2-Day Instructor Led Hands On Lab ClassAvailable in either Web Based delivery or On-Site DeliveryMinimum 10 students – Maximum 16 students What Students are saying about this class Course Description: Knowing the fundamentals of the Wireshark® application and how to diagnose/troubleshoot packets on the network,

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CSI-HO-005 – Hands-On MPLS Troubleshooting Skills

Post Views: 12,362    CellStream, Inc. – Telecom Consulting and Training!             2-Day Instructor Led Hands On Lab Class Available in either Web Based delivery or On-Site Delivery Minimum 10 students – Maximum 16 students   Course Description: CellStream has developed a number of variants of this skills-based course using MPLS network

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The Edinburg & Gardar Telephone Company

Post Views: 1,432 On a recent trip to Bismarck, North Dakota, one of our friends and colleagues at Telephone Training and Safety shared a wonderfull peice of history with me:  The Edinburg and Gardar Telephone Company Telephone Directory.  The year is not shown, but it must be from around turn of the century (early 1900’s). It

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