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Demand test descriptions and error codes - Avaya Support

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DIOD-DS1 (DS1 DIOD Trunk)<br />

MO Name in Log Alarm Level Initial Comm<strong>and</strong> to Run Full Name of MO<br />

DIOD-DS1 MAJ1 MIN<br />

WRN <strong>test</strong> trunk grp#/mem#<br />

1. A Major alarm on a trunk indicates that alarms on these trunks are not downgraded by set options<br />

<strong>and</strong> that at least 75 percent of the trunks in this trunk group are alarmed.<br />

Note:<br />

Note: Many trunk problems are caused by incorrect settings of parameters on the trunk<br />

group administration screen. Settings must be compatible with the local<br />

environment <strong>and</strong> with parameter settings on the far end. Refer to Administering<br />

<strong>Avaya</strong> Aura Communication Manager (03-300509) for information on how to<br />

administer trunks. Refer to your <strong>Avaya</strong> representative for the correct settings for<br />

administrable timers <strong>and</strong> other parameters on a country-by-country basis.<br />

A DS1 Direct Inward Outward Dialing (DIOD) trunk provides a link for digitized voice or data<br />

communications between the system <strong>and</strong> a central office switch. There are two types of DS1<br />

interfaces:<br />

● 24 DS0 chels on a 1.544-Mbps link<br />

● 31 DS0 chels + 1 framing chel on a 2.048-Mbps link<br />

<strong>test</strong> trunk grp#/mem# l DS1 DIOD Trunk<br />

Note:<br />

Note: 32-chel mode is supported only on TN464C <strong>and</strong> higher suffix circuit packs.<br />

The DS1-DIOD MO monitors <strong>and</strong> maintains a DIOD trunk port on a TN464 UDS1 Interface<br />

circuit pack. See UDS1-BD (UDS1 Interface Circuit Pack) for more information about this circuit<br />

pack. The DS1 circuit pack supports low-level CO trunk signaling interfaces for both<br />

ground-start <strong>and</strong> loop-start trunks. This maintenance strategy covers the inline <strong>error</strong>s log,<br />

initialization <strong>test</strong>s, periodic <strong>test</strong>s, scheduled <strong>test</strong>s, dem<strong>and</strong> <strong>test</strong>s, <strong>and</strong> alarm resolution <strong>and</strong><br />

escalation.<br />

Three trunk service states are specified by DS1 DIOD trunk maintenance:<br />

out-of-service The trunk is in a deactivated state <strong>and</strong> cot be used for either<br />

incoming or outgoing calls.<br />

in-service The trunk is in an activated state <strong>and</strong> can be used for both incoming<br />

<strong>and</strong> outgoing calls.<br />

disconnect<br />

(ready-for-service)<br />

The trunk is in an activated state but can only be used for an<br />

incoming call.<br />

332 Maintenance Alarms for Communication Manager, Media Gateways <strong>and</strong> Servers

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