#SDN There's a lot going on in networking these days…

One of our product development senior architects put this together for an introductory presentation on SDN. It's a great list of existing and nascent overlay protocols including encapsulation overhead, bridge and transport types, as well as links to the specifications.

 

  Std Std Link Spec # of pages Complexity Bridge Type Transport Encap Overhead in Bytes
QinQ 802.1ad IEEE 15 Low L2 L2  
PBB 802.1ah IEEE 30 Medium L2 L2  
SPB 802.1aq IEEE ($5.00)  340 High L2 L2 22
Edge Virtual Bridge 802.1Qbg IEEE ($5.00) 191 High      
VNTag 802.1BR IEEE ($5.00) 135   L2    
TRILL RFC 6325-7 IETF 150 High     20
LISP IETF Draft IETF 98 High L2, L3 UDP  
OTV IETF Draft IETF 27 Medium L2 UDP  
MPLS RFC 3031-2 IETF 62   L2 L2  
VPLS RFC 4761-2 IETF 29 Low L2 L2+MPLS  
OpenFlow ONF Draft ONF 106 High L2 L2  
vCDNI None VMware 0 Low L2 L2  
VXLAN IETF Draft IETF 20 Low L2 UDP 50
NVGRE IETF Draft IETF 19 Low L2 IP 42
STT IETF Draft IETF 20 Low L2 Fake TCP  

 round-lori clip_image004[5]      F5 Networksclip_image003[5]clip_image004[5]clip_image006[5]clip_image007[5]clip_image008[5]