SIP User's Manual 342 Document #: LTRT-83310
Mediant 600 & Mediant 1000
3. In the Outbound IP Routing Table page (see 'Configuring Outbound IP Routing Table'
on page 271), enter 20 for the destination phone prefix, and 10.1.10.2 for the IP
address of the FXO device.
Figure 18-30: FXS Tel-to-IP Routing Configuration
Note: For the transfer to function in remote PBX extensions, Hold must be disabled
at the FXS device (i.e., Enable Hold = 0) and hook-flash must be transferred
from the FXS to the FXO (HookFlashOption = 4).