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Space Link Extension - Service Management - CCSDS

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DRAFT RECOMMENDED STANDARD FOR SPACE LINK EXTENSION SERVICE MANAGEMENT<br />

Once a service package has been created, the remaining lifecycle, shown in figure 4-3, is<br />

independent of the operation that caused it to be created.<br />

state machine <strong>Service</strong> Package[ Established]<br />

Established<br />

QSP-I /<br />

QSP-SR<br />

ANSLEP_I<br />

[performed] /<br />

ANSELP_SR<br />

ANT_I<br />

[performed] /<br />

ANT_SR<br />

SAS-I<br />

[performed] /<br />

SAS-SR<br />

CM modify /<br />

SPM_N<br />

Scheduled<br />

H*<br />

all items defined<br />

[no] [yes]<br />

Pending<br />

RSP_I<br />

[performed] /<br />

RSP_SR<br />

RSP_I<br />

[performed] /<br />

RSP_SR<br />

Defined<br />

start of service<br />

provision and<br />

productions<br />

Executing<br />

DSP-I<br />

[valid] /<br />

deleted,<br />

DSP_SR<br />

CM cancelled / SPC_N<br />

Cancelled<br />

SPC-C<br />

end of service<br />

provision and<br />

productions<br />

timeout / inform recipient<br />

Figure 4-3: State diagram for Established <strong>Service</strong> Package<br />

The lifecycle applies to all service packages, whether for space link sessions or retrieval<br />

transfer service instances. However, the ANT and SAS operations are not applicable to<br />

retrieval transfer service instances.<br />

<strong>CCSDS</strong> 910.11-R-2 Page 4-3 March 2008

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