ff ff ff ff   ff ff ff ff   ff ff ff ff   ff ff ff ff   # Marker
00 23                                                   # Length
02                                                      # Message Type (Open)
00 0A                                                   # Withdrawn Length
00                                                      #   0.0.0.0/0
18 C0 A8 96                                             #   192.168.150.0/24
20 C0 A8 96 01                                          #   192.168.150.1/32
00 00                                                   # Path Attribute Length
