IP precedence & DSCP allocation policy used on backbone

IP precedence allocation table
IP precedence Description VPI/VCI Traffic class Bandwidth (PCR/SCR/MBS)
000 routine Best effort traffic 0/100 UBR 34M/-/-
001 priority UA-IX in/out traffic 0/101 UBR 34M/-/-
010 immediate IP tunnel transport 0/102 VBR-rt 1M/768K/200
011 flash UNREN traffic 0/103 VBR-rt 1M/512K/200
100 flashoverride World traffic 0/104 VBR-rt 1M/512K/200
101 critical Real time applications 0/105 VBR-rt 15M/10M/200
110 internet Internetwork control 0/106 VBR-rt 512K/256K/32
111 network Network control 0/107 VBR-rt 512K/256K/32
Note: - used as Class Selector Codepoint for DSCP Assured Forwarding


DSCP allocation table (currently unused)
   Class\IP prec       001       010       011       100   
Univ (AF13)
   001110   
(AF23)
   010110   
(AF33)
   011110   
(AF43)
   100110   
Uninet (AF12)
   001100   
(AF22)
   010100   
(AF32)
   011100   
(AF42)
   100100   
Uninet clients (AF11)
   001010   
(AF21)
   010010   
(AF31)
   011010   
(AF41)
   100010   


  BGP community used for QoS Policy Propogation via BGP (QPPB) 
  Community    Description  
  13032:101    UA-IX outgoing traffic  
  13032:105    UNREN outgoing traffic