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SAILOR TT-3084A Fleet 77 SAILOR TT-3086A Fleet 55 - Polaris-as.dk

SAILOR TT-3084A Fleet 77 SAILOR TT-3086A Fleet 55 - Polaris-as.dk

SAILOR TT-3084A Fleet 77 SAILOR TT-3086A Fleet 55 - Polaris-as.dk

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Chapter 6: Troubleshooting<br />

Cause code Description Event<br />

1791 LES is clearing the call because of a<br />

malfunction in the authentication<br />

checking datab<strong>as</strong>e or in the<br />

communications links thereto.<br />

1811 Called party is<br />

busy<br />

150 List of Error messages<br />

NCS is rejecting the call because the<br />

specified MES ID is in the ”MES busy”<br />

list at the NCS.<br />

1841 Call cleared, NCS initiated preemption<br />

for incoming Pri 1 call.<br />

1842 Call cleared, NCS initiated preemption<br />

for incoming Pri 2 call.<br />

1843 Call cleared, NCS initiated preemption<br />

for incoming Pri 3 call.<br />

1844 Call cleared, NCS initiated channel<br />

preemption.<br />

1851 No<br />

circuit/channel<br />

available<br />

NCS is rejecting the call because an<br />

appropriate SCPC channel is not<br />

currently available.<br />

18<strong>55</strong> Call rejected, preemption failed, no<br />

channel available.<br />

1856 Call rejected, spot beam selection<br />

failed.

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