Allied Telesis AT-VP504E FXS (H.323) - Manual (Page 10)

Chapter 1 - Making Calls with the AT-VP504E FXS User’s Manual (H.323 Version)
AT-VP504E FXS 6
Calls Involving Another Terminal
The following example illustrates how to reach a phone or fax on another
AT-VP504E FXS terminal.
Phone/Fax -> AT-VP504E FXS A -> AT-VP504E FXS B -> Phone/Fax
A user makes a call with the phone/fax connected to an AT-VP504E FXS,
which in turn contacts another AT-VP504E FXS, then reaches the
corresponding phone/fax.
Calls Involving a Terminal and an H.323 Endpoint
The following examples illustrate how a phone/fax connected to an
AT-VP504E FXS terminal can communicate with a LAN H.323 endpoint
on the IP network. Such endpoints could be:
a Soft Phone
an IP phone directly connected to the IP network
IP / LAN
Telephone Telephone
AT-VP504E FXS AT-VP504E FXS
Fax Fax
Gatekeeper
IP phone
Soft Phone
H.323 Endpoint