From f8d5d515aeb7dba2af30750f303e81badebb9ff0 Mon Sep 17 00:00:00 2001 From: Sterling Whitley Date: Sat, 4 Jul 2015 01:20:22 -0400 Subject: [PATCH] Update "Understanding IP Addressing: Everything you ever wanted to know" book link --- free-programming-books.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/free-programming-books.md b/free-programming-books.md index 8f7b2ceb..3b74a305 100644 --- a/free-programming-books.md +++ b/free-programming-books.md @@ -493,7 +493,7 @@ Original Source: [Free Programming books](http://stackoverflow.com/revisions/392 * [HTTP Succinctly, Syncfusion](http://www.syncfusion.com/resources/techportal/ebooks/http) (PDF, Kindle) *(Just fill the fields with any values)* * [HTTP2 Explained](http://daniel.haxx.se/http2/) - Daniel Stenberg * [The TCP/IP Guide](http://www.tcpipguide.com/free/t_toc.htm) -* [Understanding IP Addressing: Everything you ever wanted to know](http://www.apnic.net/__data/assets/pdf_file/0020/8147/501302.pdf) (PDF) +* [Understanding IP Addressing: Everything you ever wanted to know](http://www.di.unipi.it/~ricci/501302.pdf) (PDF) * [ZeroMQ Guide](http://zguide.zeromq.org/page%3Aall)