Trama PC1 -> R1

preambulo

Layer 2

Layer 3

ICMP

payload

CRC

n/c

14

20

8

1400

n/c

1442

bytes

Trama R1 -> R2

preambulo

Layer 2

Layer 3

payload

CRC

n/c

14

20

1280

n/c

1314

bytes

offset

0

more fragments

1

preambulo

Layer 2

Layer 3

ICMP

payload

CRC

n/c

14

20

8

120

n/c

162

bytes

offset

160

more fragments

0

1280

(160 x 8 - 1280 de payload paquete anterior)

Trama R2 -> PC2

preambulo

Layer 2

Layer 3

payload

CRC

n/c

14

20

1176

n/c

1210

bytes

offset

0

more fragments

1

preambulo

Layer 2

Layer 3

payload

CRC

n/c

14

20

104

n/c

138

bytes

offset

147

more fragments

1

1176

(147 x 8 de payload paquete anterior)

preambulo

Layer 2

Layer 3

ICMP

payload

CRC

n/c

14

20

8

120

n/c

162

bytes

offset

160

more fragments

0

104

(160 x 8 - 1176 de payloads paquetes anteriores)

Payload:

1400

(1176 + 104 + 120)

Original:

1442

Fragmentos:

1510

Diferencia:

68

(1510 - 1442)

(68 = 14 + 20 + 14 + 20 )

n/c:

36

(8 + 8 + 8 + 4 + 4 + 4)

preambulos y CRC de fragmentos en todo el recorrido

Carga extra:

104

bytes

cabeceras + n/c

832

bits