Medium Access Control (MAC) and Physical Layer (PHY) - CISE
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Medium Access Control (MAC) and Physical Layer (PHY) - CISE

Medium Access Control (MAC) and Physical Layer (PHY) - CISE

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4-June-07 P1901_PRO_016_r0<br />

AnM from A<br />

<strong>MAC</strong> D LP 11<br />

<strong>MAC</strong> E LP 10<br />

<strong>MAC</strong> B LP 9<br />

PST in C<br />

This message does not require any acknowledgement.<br />

9.1.4.4.1 Announce message format<br />

Rx AnM from A<br />

<strong>MAC</strong> A LP 11<br />

<strong>MAC</strong> D LP 10<br />

<strong>MAC</strong> B LP 9<br />

RP 12 255<br />

Submission page 217 UPA-OPERA<br />

C<br />

RP 255<br />

RP 255<br />

Figure 101 Announce Messages<br />

The Announce Message is encapsulated using the CCP with Type0 0x02 <strong>and</strong> Type1 0x02 (Figure 102). The<br />

Announce Message packet will be sent through broadcast port 127.<br />

TPID<br />

0xAA<br />

0xAA<br />

0x03<br />

0x00<br />

0x13<br />

0x9D<br />

0x02<br />

0x02<br />

Length<br />

Dest <strong>MAC</strong> Src <strong>MAC</strong> Payload<br />

TCI<br />

Figure 102 Announce packet format<br />

Destination <strong>MAC</strong> must be the STP multicast address (0x0180C2000000).<br />

Announce Message Data<br />

The PST can be fragmented in several AnMs (identified by a sub-table number) if the entries do not fit in one.<br />

The AnM data fields are:

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