Zhone 4821-A2 Technical Information PDF herunterladen (Seite 17)

1. System Concepts

4821-A2-GB21-00 July 2004

1-5

1:1 (Lowest Priority Group)

Queue 4 (High)

Queue 3

Queue 2

Queue 1 (Low)

spv

Select

Packets

Frames to be

transmitted are

assigned to a PG

based on VLAN ID.

The DSL port PG is

made a member of

the VLAN by using

the

port-id:pg

form

in the VLAN

configuration.

1:2

1:3

1:4

1:5

1:6

1:7

1:8 (Highest Priority Group)

VLAN 1

Frames are queued

in each PG

based on the IEEE

802.1p priority

field or FIFO

(configurable per

PG).

Frames are

selected from the

PG output queues

for transmission.

Frames will be

untagged before

forwarding if the PG

is an Untagged

Member of the

VLAN.

Output VC (Cell)

Scheduling: All VCs

are AAL5 Strict Priority

PG 8 Queue 4 (High)

to PG 1 Queue 1

(Low).

Voice

Video 1

Video 2

Video 3

Video 4

PPPoE

Bridged

Default

Data

VC 0/40

VC 1/33

VC 1/34

VC 1/35

VC 1/36

VC 0/62

VC 0/32

VC 0/35

Priority Group (PG)

VLAN - VC Downstream Flow Example

DSL Port 1

03-17461

1 2 ... 12 13 14 15 16 17 18 19 20 21 22 ... 183 184

Kommentare zu diesen Handbüchern

Keine Kommentare

Zhone 4821-A2 Technical Information Seite 17

Kommentare zu diesen Handbüchern

Verwandte Produkte und Handbücher für Vernetzung Zhone 4821-A2