Yealink CP860 - Appendix C - Unavailable Features for PSTN

Administrator’s Guide for CP860 IP conference phones
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4) Select the ring time to wait before forwarding from the pull-down list of After
Ring Time (0~120s) (only for the no answer forward).
3. Click Confirm to accept the change.
To configure the forward international feature via web user interface:
1. Click on Features->General Information.
2. Select the desired value from the pull-down list of Fwd International.
3. Click Confirm to accept the change.