[cisco-voip] E20 Audio Conferencing

[omar parihuana]

Hi List,

Do you know if is possible to use the E20 IP phone for ad-hoc audio
conferencing using CUCM 8.5?

In accordance to Cisco Doc is not possible:

*e.** **Conferencing and DTMF***

CUCM as well as the VCS support ad-hoc and scheduled conferences. The table
below lists some key features

*Features/Functionality*

*CUCM*

*VCS*

*Notes*

Ad-hoc   conferencing

Yes

Yes

CUCM   uses SCCP-based Conference bridges, VCS uses Multiway with SIP
conference bridges

Ad-Hoc   conference bridge protocol

SCCP

SIP

CUCM   uses CUVC MCUs or MP EMS, VCS uses Codian MCUs

Scheduled   Conference integration

H.323/SIP

H.323/SIP

Uses MCU functionality, CUCM or VCS   route calls based on number dialed or
prefixes

E20   ad-hoc conferencing

No

Yes

9900   ad-hoc conferencing

Yes

n/a

Scheduled   conferencing for Video IP phones

Yes

Yes

Phones dial a number on the MCUs and   join conferences

Rgds.

-- 
Omar E.P.T
-----------------
Certified Networking Professionals make better Connections!
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