ETSI
9.5.2.2 Fields ..................................................................................................................................................... 22
9.5.3 Short Position Vector .................................................................................................................................. 23
9.5.3.1 Structure ................................................................................................................................................ 23
9.5.3.2 Fields ..................................................................................................................................................... 23
9.6 Basic Header .................................................................................................................................................... 23
9.6.1 Composition of the Basic Header ............................................................................................................... 23
9.6.2 Fields of the Basic Header .......................................................................................................................... 24
9.6.3 Encoding of the NH field in the Basic Header ........................................................................................... 24
9.6.4 Encoding of the LT field ............................................................................................................................. 24
9.7 Common Header .............................................................................................................................................. 25
9.7.1 Composition of the Common Header ......................................................................................................... 25
9.7.2 Fields of the Common Header .................................................................................................................... 25
9.7.3 Encoding of the NH field in the Common Header ...................................................................................... 26
9.7.4 Encoding of the HT and HST fields ............................................................................................................ 26
9.7.5 Encoding of the TC field ............................................................................................................................. 27
9.8 GeoNetworking packet header types ................................................................................................................ 27
9.8.1 Overview .................................................................................................................................................... 27
9.8.2 GUC packet header ..................................................................................................................................... 27
9.8.2.1 Composition of the GUC packet header................................................................................................ 27
9.8.2.2 Fields of the GUC packet header .......................................................................................................... 28
9.8.3 TSB packet header ...................................................................................................................................... 28
9.8.3.1 Composition of the TSB packet header ................................................................................................. 28
9.8.3.2 Fields of the TSB packet header ........................................................................................................... 29
9.8.4 SHB packet header...................................................................................................................................... 29
9.8.4.1 Composition of the SHB packet header ................................................................................................ 29
9.8.4.2 Fields of the SHB packet header ........................................................................................................... 30
9.8.5 GBC/GAC packet header ............................................................................................................................ 30
9.8.5.1 Composition of the GBC/GAC packet header ...................................................................................... 30
9.8.5.2 Fields of the GBC/GAC packet header ................................................................................................. 31
9.8.6 BEACON packet header ............................................................................................................................. 31
9.8.6.1 Composition of the BEACON packet header ........................................................................................ 31
9.8.6.2 Fields of the BEACON packet header .................................................................................................. 32
9.8.7 LS Request packet header ........................................................................................................................... 32
9.8.7.1 Composition of the LS Request packet header...................................................................................... 32
9.8.7.2 Fields of the LS Request packet header ................................................................................................ 33
9.8.8 LS Reply packet header .............................................................................................................................. 33
9.8.8.1 Composition of the LS Reply packet header ......................................................................................... 33
9.8.8.2 Fields of the LS Reply packet header .................................................................................................... 34
10 Protocol operation .................................................................................................................................. 34
10.1 General ............................................................................................................................................................. 34
10.2 Network management ....................................................................................................................................... 35
10.2.1 Address configuration ................................................................................................................................. 35
10.2.1.1 General .................................................................................................................................................. 35
10.2.1.2 Auto-address configuration ................................................................................................................... 35
10.2.1.3 Managed address configuration ............................................................................................................ 35
10.2.1.3.1 General Requirements ..................................................................................................................... 35
10.2.1.3.2 Initial address configuration ............................................................................................................ 35
10.2.1.3.3 Address update ................................................................................................................................ 35
10.2.1.4 Anonymous address configuration ........................................................................................................ 36
10.2.1.5 Duplicate address detection ................................................................................................................... 36
10.2.2 Ego position vector and time update ........................................................................................................... 37
10.2.2.1 Overview ............................................................................................................................................... 37
10.2.2.2 Ego Position Vector update ................................................................................................................... 37
10.2.2.3 Time update........................................................................................................................................... 37
10.2.3 Beaconing ................................................................................................................................................... 37
10.2.4 Location service .......................................................................................................................................... 37
10.3 Packet handling ................................................................................................................................................ 38
10.3.1 Overview .................................................................................................................................................... 38
10.3.2 Basic Header field settings ......................................................................................................................... 39
10.3.3 Basic Header processing ............................................................................................................................ 39
10.3.4 Common Header field settings.................................................................................................................... 41
