Enterasys 2E253-49R Guia do Utilizador descarregar pdf (Página 252)

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101

Priority Classification Configuration Screen

8-26 802.1p Configuration Menu Screens

8.6.1 Classification Precedence Rules

When there are multiple classifications assigned to a SmartSwitch device, the SmartSwitch device

must determine which classification takes precedence according to the Classification Precedence

Rules. The order of precedence is predefined in the SmartSwitch device and cannot be changed.

Dest TCP Port

New IP TOS:

- NO CHANGE

- TOS=PID

- CUSTOM>

Start:

00000

TOS: Value = 0x00

(Range: 0 - 255)

End:

00000

Bil TCP Port

New IP TOS:

- NO CHANGE

- TOS=PID

- CUSTOM>

Start:

00000

TOS: Value = 0x00

(Range: 0 - 255)

End:

00000

1. Bold type indicates a user entry.

2. Any fragmented IP frame received is Classified to the priority identification (PID) and

forwarded out the ports configured in the Protocol Port Configuration screen.

NOTE: It is important that you have a comprehensive understanding of the precedence

concept before configuring the SmartSwitch device, as these rules can have a significant

impact on the network operation.

Table 8-7 Classification List (Continued)

Classification

Subclassification and

Options

Custom or Mask Value

1 2 ... 247 248 249 250 251 252 253 254 255 256 257 ... 389 390

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