Zoipler uses essential cookies to run the site. Accept optional Google Analytics and Google Ads measurement cookies to help us understand visits and completed purchases.

Skip to content

Protection for eligible private-seller purchases Secure payments UK-based support

Sell on Zoipler Help

Search Zoipler

Search Zoipler

Books CDs & Vinyl DVDs Games Under £10 New arrivals

Search Zoipler

Search Zoipler

Type at least three characters to see suggestions.

Menu

Sign in or register

Shop

Categories Fresh finds

Sell

Start selling Fees How selling works

Help

Help centre Contact support Buyer protection

Home
Books
Computers & Technology
Networking & Security

Categories

Networking & Security

Find live offers from independent UK sellers in Networking & Security.

Explore categories

Back to Computers & Technology →

Introduction to Network & Security

Products in Networking & Security

1 item

Minimum price Maximum price Sort products

TCP/IP For Dummies®

TCP/IP For Dummies®

Price: From £5.59 · 2 offers

Used – Very Good Free delivery

Leiden, Candace

View options

A fair, UK-based marketplace for finding something unexpected — and selling it with clarity.

Shop

Categories Recently added All products

Sell

Start selling Fees How selling works

Help

Help centre Contact support Buyer protection

Company

About Zoipler Contact

Resources

Developers API documentation Buying guides

Legal

Privacy Terms Seller fees Featured Offers Returns & refunds Buyer Protection

© 2026 Zoipler Made for curious UK shoppers