Overlay Networks

Source: http://upload.wikimedia.org/wikipedia/commons/thumb/b/bd/Network_Overlay.svg/330px-Network_Overlay.svg.png

VPN (Matrix)

IPv6 Advertisement

TCP Illustrated

!! WildCard Mask !!

Cisco Show Command & LSA type

Source: http://blog.alwaysthenetwork.com/personal/narbik-day-2-part-1/

Type of OSPF network

Source: http://www.hill2dot0.com/wiki/index.php?title=OSPF 

OSPF LSA types in different Areas

Source: http://www.ccietalk.com/wp-content/uploads/2008/07/ospf-lsa-types.jpg 

Fundamentals of SIP

Label Switched Router

After seeing a series of MPLS BASIC - LSR terminology video in Youtube

Broadcast Storm

Spanning Tree - Song

:-D

UDP/IPv4 Header

Source: http://www.netrino.com/images/articles/InternetChecksum.gif



TCP/IPv4 Header

Source: http://www.potaroo.net/ispcol/2004-07/2004-07-isp.htm



The Dawn of the Net - 2

The Dawn of the Net: Part - II

The Dawn of the Net - 1

The Dawn of the Net: Part - I

PseudoWires

PseudoWires

Analyzing Traffic

 

 Analyzing Traffic