NetworkProtocolDictionary/protocols/osi1-2/eth-frame.yml

#Ethernet
---
protocol: &ethframe
  name: eth-frame
  osilayer: 2
  fields:
    - field: dstmac
      desc: destination MAC
      length: 6
    - field: srcmac 
      desc: source MAC
      length: 6
    - field: vlantag
      desc: VLAN tag
      length: 4
      subfields: 
        - field: tpid
          desc: tag protocol identifier (0x8100)
          length: 2
        - field: tci
          desc: tag control information
          length: 2
          subfields:
            - field: pcp
              desc: priority code point (PCP)
              bitfield: yes
              length: 3
            - field: dei
              desc: drop eligible indicator (DEI)
              bitfield: yes
              length: 1
            - field: vid
              desc: VLAN identifier (VID)
              bitfield: yes
              length: 12
    - field: protocolid
      desc: Ethertype (Eth II) or length (IEEE 802.3)
      length: 2
      nextlayer: yes
    - field: data
      data: true
    - field: CRC
      desc: FCS (32-bit CRC)
      length: 4
      optional: yes #most network stacks compute that automatically
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`#Ethernet`
			`---`
structure update, + ipv4 2015-01-04 12:04:36 +01:00			`protocol: &ethframe`
			`name: eth-frame`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`osilayer: 2`
			`fields:`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: dstmac`
			`desc: destination MAC`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 6`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: srcmac`
			`desc: source MAC`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 6`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: vlantag`
			`desc: VLAN tag`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 4`
			`subfields:`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: tpid`
			`desc: tag protocol identifier (0x8100)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 2`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: tci`
			`desc: tag control information`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 2`
			`subfields:`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: pcp`
			`desc: priority code point (PCP)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`bitfield: yes`
			`length: 3`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: dei`
			`desc: drop eligible indicator (DEI)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`bitfield: yes`
			`length: 1`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: vid`
			`desc: VLAN identifier (VID)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`bitfield: yes`
			`length: 12`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: protocolid`
some schema additions and according correction of ethernet 2015-01-04 15:14:17 +01:00			`desc: Ethertype (Eth II) or length (IEEE 802.3)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 2`
some schema additions and according correction of ethernet 2015-01-04 15:14:17 +01:00			`nextlayer: yes`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: data`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`data: true`
put protocols to obey the latest structure schema 2015-01-04 17:23:56 +01:00			`- field: CRC`
some schema additions and according correction of ethernet 2015-01-04 15:14:17 +01:00			`desc: FCS (32-bit CRC)`
kwalify structure schema, eth-frame, tcp and a example (which is tcp...) 2015-01-04 11:23:12 +01:00			`length: 4`
some schema additions and according correction of ethernet 2015-01-04 15:14:17 +01:00			`optional: yes #most network stacks compute that automatically`