Difference between revisions of "Cause No. 20 - subscriber absent"
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* Restart phone which suppose to receive that call. | * Restart phone which suppose to receive that call. | ||
* Enabled Qualify if Device looses connection constantly. | * Enabled Qualify if Device looses connection constantly. | ||
* If Provider returns this error - try to change Provider | |||
Latest revision as of 14:38, 29 March 2019
From: https://networking.ringofsaturn.com/Routers/isdncausecodes.php
This cause value is used when a mobile station has logged off. Radio contact is not obtained with a mobile station or if a personal telecommunication user is temporarily not addressable at any user-network interface.
What to do ?
- Restart phone which suppose to receive that call.
- Enabled Qualify if Device looses connection constantly.
- If Provider returns this error - try to change Provider
