ICMP echo packet

Ping packet — Type / Code / Checksum / Identifier / Sequence number + payload.

Packet diagrams (packetdiag)Architecture Packet diagrams (packetdiag) syntax docs

Template previewPacket diagrams (packetdiag)

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packetdiag {
  colwidth = 32;

  0-7: Type (8)
  8-15: Code (0)
  16-31: Checksum
  32-47: Identifier
  48-63: Sequence Number
  64-95: Timestamp (optional)
  96-127: Data (variable)
}