anchor.diff:  
   ----
   
  -=== Check if DataBase is updated
  +=== Check if Database is updated
   * *Name* - 'check_update'
   * *Description* - checks if both protocol database and fields database are up to date according to md5 comparison
  -* *Paramters* - md5 of database, md5 of fields
  +* *Parameters* - md5 of database, md5 of fields
   * *Result* - upon failure: error code -32098 (see link:trex_scapy_rpc_server.html#_error_codes[RPC server error codes]) +
                followed by a message: "Fields DB is not up to date" or "Protocol DB is not up to date" +
                upon success: return 'true' as result (see below) +
  
positive.code: 
  == Data Bases and Data Structures used in Scapy Server
  === Protocol Field Description
  This data sturcture contains the name of the field, its type and the default value assigned. +
   +
  Has the following structure: +
  
  
negative.code: 
  *Example:* +
  This is the 'src' field for the 'IP' protocol: +
  The offset within the layer is 16 bytes, and the size of the field is 4 bytes (as defined in the IP spec)
  [source,bash]
  ----
  'dst': [16, 4]
  