Research Article
Packet Scheduling for Multiple-Switch Software-Defined Networking in Edge Computing Environment
Table 1
The fields of an entry of a flow table.
| Field | Description |
| Match | Port, packet header, and metadata forwarded from the previous flow table |
| Priority | Matching precedence of the entry |
| Counter | Statistics for matching the packets |
| Instruction | Action or pipeline processing |
| Timeout | Maximum effective time or free time before the entry is overdue |
| Cookie | Opaque data sent by the OpenFlow controller |
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