---
product_id: 104264899
title: "SIP: Understanding the Session Initiation Protocol, Fourth Edition 4th ed. Edition, Kindle Edition"
brand: "alan b. johnston"
price: "€ 219.91"
currency: EUR
in_stock: true
reviews_count: 3
url: https://www.desertcart.sk/products/104264899-sip-understanding-the-session-initiation-protocol-fourth-edition-4th-ed
store_origin: SK
region: Slovakia
---

# SIP: Understanding the Session Initiation Protocol, Fourth Edition 4th ed. Edition, Kindle Edition

**Brand:** alan b. johnston
**Price:** € 219.91
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** SIP: Understanding the Session Initiation Protocol, Fourth Edition 4th ed. Edition, Kindle Edition by alan b. johnston
- **How much does it cost?** € 219.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/104264899-sip-understanding-the-session-initiation-protocol-fourth-edition-4th-ed)

## Best For

- alan b. johnston enthusiasts

## Why This Product

- Trusted alan b. johnston brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Full description not available

## Images

![SIP: Understanding the Session Initiation Protocol, Fourth Edition 4th ed. Edition, Kindle Edition - Image 1](https://m.media-amazon.com/images/I/61-GjUwNcOL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good book to have
*by J***D on July 3, 2017*

So much info !!! Good book to have!

### ⭐⭐⭐⭐ Four Stars
*by J***E on March 15, 2016*

A very good book on the subject

### ⭐⭐⭐⭐⭐ excellent book! If you are interest in SIP and ...
*by S***J on November 9, 2015*

excellent book !If you are interest in SIP and VoIP , this is the best book.

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.sk/products/104264899-sip-understanding-the-session-initiation-protocol-fourth-edition-4th-ed](https://www.desertcart.sk/products/104264899-sip-understanding-the-session-initiation-protocol-fourth-edition-4th-ed)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-16*