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In the event of a loss of communication with the Active Directory, whether through a loss of network connectivity or an AD server error, the
is still able to perform call routing tasks based on the Local AD Cache.
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| title | Sonus Ribbon SBC 1000/2000 Model Differences |
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If the is rebooted during an Active Directory Server outage, it will use its local AD cache for call routing purposes (post power up) if:- SBC 1000: an external USB storage drive is attached to the SBC 1000 main board. Without it, the local AD cache is purged between system reboots (and upgrades). In order to achieve a high level of resiliency, we recommend attaching an external USB drive to your SBC 1000 unit.
- SBC 2000: Unlike the SBC 1000, the SBC 2000 model has built-in storage with reserved space for the Local AD cache to overcome this situation. No external storage is necessary.
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