PLAR Calls
PLAR calls automatically affix a blast to a additional blast back the aboriginal telephone
goes off hook, as depicted in Figure 3-4. Back this affiliation occurs, the user
does not get a punch tone, because the voice-enabled anchorage that the blast is connected
to is preconfigured with a specific cardinal to dial. A PLAR affiliation can work
between any blazon of signaling, including E&M, FXO, FXS, or any aggregate of analog
and agenda interfaces. For example, you ability accept encountered a PLAR connection
at an airline admission adverse area you aces up a handset and are anon connected
with an airline representative.
Figure 3-4 PLAR Calls
An archetype of a PLAR alarm is a applicant acrimonious up a chump account blast amid in
the antechamber of the appointment and actuality automatically affiliated to a chump account representative
without dialing any digits. The alarm is automatically dialed based on the PLAR
configuration of the articulation port. In this case, as anon as the handset goes off hook, the
voice-enabled router generates the preconfigured digits to abode the call.
Authorized Self-Study Guide: Cisco Articulation over IP (CVOICE)
V V
PBX
Gateway Gateway
Configured
to Dial:
“555-0199”
555-0199
Ring!!
IP WAN