Connec&ng	  to	  the	  Core	  of	  the	  Internet	  Internet Peering                      ©2012	  DrPeering	  Interna&onal...
2	          	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	     INTERNET	  PEERING	                            ...
Overview	  of	  this	  Internet	  Peering	  Sec&on	  •  Introduce	  Internet	  Peering	  •  List	  3	  key	  points	  abou...
The	  most	  common	  ques&on	  at	  Peering	  Forums	  Q:	  “Internet	  Transit	  is	  so	  cheap,	  why	  do	  we	  need...
Does	  Peering	  Make	  sense	  anymore?	  A:	  Price	  drops	  30%,	  volume	  increases	  60%	  àTransit	  Bill	  rises...
What	  is	  Internet	  Peering?	  •  Defini1on:	  Internet	  Peering	  is	  the	  business	  rela&onship	  whereby	  two	  ...
Internet	  Peering	  •  3	  Key	  Points	  	     1.  Peering	  is	  not	  a	  transi1ve	  rela1onship	     2.  Peering	  i...
Equivalent	  Nota&ons	                               Text	  form:	  ApeerB	                                               ...
Create	  network	  diagrams	  Nota&on	  shorthand	  to	  simply	  describe	  business	  Rela&onships	  	  I	  use	  this	 ...
 	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	        TOP	  5	  MOTIVATIONS	  FOR	  PEERING	                    ...
The	  Top	  5	  Mo&va&ons	  to	  Peer	  1.  Lower	  Transit	  Costs	    (#1	  mo&ve	  of	  ISPs)	  2.  Improve	  end	  use...
 	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	  	     THE	  3	  PHASES	  OF	  PEERING	                             ...
Phase	  1	  –	  Iden&fica&on	  of	  Peering	  Target	  •    NetFlow	  •    Arbor	  PeakFlow	  •    nfsen	  •    others	    ...
Traffic	  Distribu&on	  Profiles	                                        •  Top	  20-­‐40%	  tend	                           ...
Phase	  2	  –	  Ini&al	  Contact	  &	  Qualifica&on	  •  “Peering	  Steering	     Commi>ee”	  •  Finding	  the	  right	  pe...
Top	  10	  Ways	  the	  Pros	  Contact	  Target	  ISPs	  1.        face-­‐to-­‐face	  at	  informal	  mee&ng	  in	  an	  I...
Top	  10	  ways	  the	  Pros	  Contact	  Target	  ISPs	  5.        via	  electronic	  mail,	  using	  the	  pseudo	  stand...
A	  Bad	  Peering	  email	  Hello	  kind	  sir,	                                                         misspellings,	  p...
A	  slightly	  be>er	  peering	  email	  request	                                                              19	  
Phase	  2	  –	  Ini&al	  Discussion	  •  NDAs	  may	  be	  signed	   Non-­‐Disclosure	  Agreements	  •  BLPAs	  examined	 ...
Phase	  3	  –	  Implementa&on	  Discussion	  •  Direct	  Circuit	                 •  Internet	  Exchange	  Point	         ...
Direct	  Circuit	  vs.	  Internet	  Exchange	  Point	  Direct	  Circuit	     IX	  Approach	  Approach 	  	         •  Priv...
A	  quick	  “Paid	  Peering”	  Aside	  •  Defini1on:	  A	  Paid	  Peering	  rela&onship	  is	  a	       peering	  rela&onsh...
Challenges	  1.  “I	  am	  ISP	  A.	  If	  I	  peer	  with	  B	  and	  C,	  won’t	  B	  and	  C	  start	  sending	  their	...
Ques&ons?	                  25	  
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04 internet peering

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04 internet peering

  1. 1. Connec&ng  to  the  Core  of  the  Internet  Internet Peering ©2012  DrPeering  Interna&onal   Licensed  material  –  sales@DrPeering.net   h>p://DrPeering.net  
  2. 2. 2                                           INTERNET  PEERING   Connec&ng  to  the  Core  of  the  Internet               2  
  3. 3. Overview  of  this  Internet  Peering  Sec&on  •  Introduce  Internet  Peering  •  List  3  key  points  about  how  Internet  Peering  is   different  from  Internet  Transit  •  List  top  five  mo&va&ons  ISPs  gave  for  peering  •  Understand  the  Internet  Peering  Process     3  
  4. 4. The  most  common  ques&on  at  Peering  Forums  Q:  “Internet  Transit  is  so  cheap,  why  do  we  need  anything  else?”   –  “Why  bother  with  Peering?”   –  “Transit  is  so  cheap  ($1-­‐$3/Mbps)”   –  “and  Transit  keeps  geng  cheaper”  •  “Does  Peering  make  sense  anymore?”  •  #1  Ques&on  in  ISP  Peering  Coordinator   Community  •  EVERY……YEAR   4  
  5. 5. Does  Peering  Make  sense  anymore?  A:  Price  drops  30%,  volume  increases  60%  àTransit  Bill  rises   5  
  6. 6. What  is  Internet  Peering?  •  Defini1on:  Internet  Peering  is  the  business  rela&onship  whereby  two   companies  reciprocally  provide  access  to  each  others’  customers.   6  
  7. 7. Internet  Peering  •  3  Key  Points     1.  Peering  is  not  a  transi1ve  rela1onship   2.  Peering  is  not  a  perfect  subs1tute   3.  Peering  is  typically  seDlement  free   7  
  8. 8. Equivalent  Nota&ons   Text  form:  ApeerB   8  
  9. 9. Create  network  diagrams  Nota&on  shorthand  to  simply  describe  business  Rela&onships    I  use  this  nota&on  when  working  with  clients  on  strategies  -­‐Where  to  buy,  sell,  peer.   9  
  10. 10.                                         TOP  5  MOTIVATIONS  FOR  PEERING   Differs  depending  on  category  of  Network  Services  Company               10  
  11. 11. The  Top  5  Mo&va&ons  to  Peer  1.  Lower  Transit  Costs   (#1  mo&ve  of  ISPs)  2.  Improve  end  user  experience   (#1  mo&ve  of  Content  Heavy  network  service  providers)    3.  Be>er  control  over  rou&ng-­‐strategic   (#1  from  Yahoo!,  NetFlix  2008)  4.  Usage  based  billing  –  make  more  money  by  peering   (#1  from  AboveNet)  5.  Sell  more  underlying  transport  capacity   (#1  from  Telecom  Italia)   11  
  12. 12.                                         THE  3  PHASES  OF  PEERING   The  Peering  Process               12  
  13. 13. Phase  1  –  Iden&fica&on  of  Peering  Target  •  NetFlow  •  Arbor  PeakFlow  •  nfsen  •  others   13  
  14. 14. Traffic  Distribu&on  Profiles   •  Top  20-­‐40%  tend   to  be  restric/ve   peers   •  The  next  group   tends  to  be   selec/ve  peers   •  The  rest  tend  to   be  open  peers   14  
  15. 15. Phase  2  –  Ini&al  Contact  &  Qualifica&on  •  “Peering  Steering   Commi>ee”  •  Finding  the  right  person   is  a  challenge  •  Traveling,  behind  on   email,  too  many  balls  in   the  air  •  Here  are  the  top  10   ways  seasoned  peering   professionals  use  to   establish  contact   15  
  16. 16. Top  10  Ways  the  Pros  Contact  Target  ISPs  1.  face-­‐to-­‐face  at  informal  mee&ng  in  an  Internet   Opera&ons  forum  like  NANOG,  IETF,  RIPE,  GPF,   APNIC,  AFNOG,  etc.,    2.  face-­‐to-­‐face  at  Commercial  Peering  Forums  like   Global  Peering  Forum  (you  must  be  a  customer  of   one  of  the  sponsoring  Ixes)  3.  face-­‐to-­‐face  at  IX  Member  Mee&ngs  like  DE-­‐CIX,   LINX,  or  AMS-­‐IX  member  mee&ngs.  4.  introduc&ons  through  an  IX  Chief  Technical   Liaison  (or  a  peer)  that  knows  the  right  contacts   16  
  17. 17. Top  10  ways  the  Pros  Contact  Target  ISPs  5.  via  electronic  mail,  using  the  pseudo  standard   peering@ispdomain.net  or  a  personal  contact,    6.  from  contacts  listed  on  an  exchange  point   par&cipant  list,  or  peeringdb  registra&ons,  7.  with  tech-­‐c  or  admin-­‐c  from  DNS  or  ASN   registries,  8.  Google  for  peering  contact  $ASN  peering  ,  9.  from  the  target  ISP  sales  force,  at  trade  show  or   as  part  of  sales  process,  10.  from  the  target  ISP  NOC.   17  
  18. 18. A  Bad  Peering  email  Hello  kind  sir,   misspellings,  poor  grammar  generally  It  has  recently  been  purchsased  to  my  a>en&on  that  at  this  moment  in  &me  both  of  our  companies  are  present  at  the  LINX  in  London  England  and  that  we  do  not  at  this  moment  in  &me  have  an  agreement  between  our  companies  such  that  we  may  interchange  the  traffics  of  our  people  and  customers  over  this  LINX  in  London  England  but  that  we  exchanges  our  traffics  in  other  manors  that  are   Missing  Informa&on  detriment  to  our  combined  interests.    Please  may  it  be  that  you  are  in  reply  to  my  email  which  I  write  with  great   AS  Number?  sa&sfica&on  that  we  are  to  be  seng  the  configura&on  up  of  the  peerings  at  LINX    in  London  England.   Traffic  Volume?  Please  be  in  reply  to  this  email  if  you  are  in  agreement.    I  am  available  of  the  email  address  peering@internetserviceprovidings.in   Peering  Requirements  (if  Peering  Department  Internet  Service  Providings  India   any?)     Other  Peering  Loca&ons?     URL  to  backbone  maps,   website?  What  problems  do  you  see  with  this  peering  request?   18  
  19. 19. A  slightly  be>er  peering  email  request   19  
  20. 20. Phase  2  –  Ini&al  Discussion  •  NDAs  may  be  signed   Non-­‐Disclosure  Agreements  •  BLPAs  examined   Bi-­‐Lateral  Peering  Agreements  •  Discussion  of   prerequisites  and   policies  •  Exchange  of  backbone   maps  •  Like  a  date,  with  a   chance  of  long-­‐term   happiness  from   exchanging  routes   20  
  21. 21. Phase  3  –  Implementa&on  Discussion  •  Direct  Circuit   •  Internet  Exchange  Point     21  
  22. 22. Direct  Circuit  vs.  Internet  Exchange  Point  Direct  Circuit   IX  Approach  Approach     •  Private  peering  •  Exactly  two   +Public  Peering   par&es   •  Mul&ple  par&es   connected   connected  to   shared  peering   fabric  •  Cost:  circuit   •  Cost:   cost   Transport,   router,  colo,   peering  port   22  
  23. 23. A  quick  “Paid  Peering”  Aside  •  Defini1on:  A  Paid  Peering  rela&onship  is  a   peering  rela&onship  but  with  an  exchange  of   compensa&on  from  one  party  to  the  other.  Characteris&cs  of  a  Paid  Peering  Rela&onship  Metered:  $/Mbps  or  Barter  for  services  ~  Asymmetric  alloca&on  of  costs  of  peering  rela&onships   Paid  Peering  nota&on   23  
  24. 24. Challenges  1.  “I  am  ISP  A.  If  I  peer  with  B  and  C,  won’t  B  and  C  start  sending  their  traffic   to  each  other  through  my  network?”   B   P   P   A   C  2.  In  Australia  we  tax  barter.  .  .  How  is  Internet  Peering  like  or  unlike   barter?  3.  Draw  the  network  diagram  using  the  peering  and  transit  nota&on  for  the   following  scenario:  ISP  A  and  ISP  B  purchase  transit  from  ISP  C  who  peers   with  ISP  D  and  ISP  E.  ISP  D  sells  transit  to  ISP  X  and  ISP  E  sells  transit  to   ISP  Y.   T  $   D P   C   P   E   $   X   $   T   $   T   T  4.  In  #3,  would  ISP  C  likely  be  interested  in  peering  with  ISP  A?   Y   A   B  5.  Should  paid  peering  be  priced  the  same  as  Internet  Transit?  What  is  the   case  for  it  being  priced  cheaper  than  transit,  and  what  is  the  case  for   pricing  is  higher  than  the  price  of  transit?   24  
  25. 25. Ques&ons?   25  
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