Cisco IP Telephony
Dave Corley
Engineer, IP Communications Business Unit
Cisco Systems
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
1
Agenda
• What is IP Communications?
• Why the IP Communications Success?
• Cisco IP Communications Components
Today
• A Look to the Future
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
2
Agenda
• What is IP Communications?
• Why the IP Communications Success?
• Cisco IP Communications Components
Today
• A Look to the Future
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
3
TDM PBX Architecture
Mainframe cabinet
Voice Path (TDM)
Proprietary
Processor
Card(s)
Signaling Path
Proprietary
interface
Applications
(Voicemail/IVR)
Proprietary
TDM Switch
Card(s)
Proprietary
interface
Proprietary
Line Card(s)
Proprietary
Trunk Card(s)
PSTN
Proprietary
terminals
Presentation_ID
Proprietary
interface
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
Standard interface
4
IP PBX Architecture
High Availability
Server
Voice Path (TDM)
Call Processing
Application
Signaling Path
Standard
Processor
Standard
OR
Proprietary
Interface
Applications
IP
TCP/IP
Network
IP to PSTN
Gateway
PSTN
IP
IP phones
and
PC applications
Presentation_ID
Standard
interface
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
Standard interface
Standard interface
5
Practical Example
Migration – Before IPC Installation
Legacy TDM PBX
Branch 1
Inter-site Calls
EKTS/ PBX
Legacy VM
IP WAN
Branch 2
EKTS/ PBX
V
PSTN/DSN
Branch (n)
EKTS/ PBX
Other Apps
Server(s)
Central Site
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
V
6
Practical Example
Migration – After IPC Installation
Branch 1
Inter-site Calls
Cisco CallManager
Cluster
IP WAN
Unified
Messaging
Server(s)
IP-IVR
Server(s)
Branch 2
V
Contact
Center
Server(s)
PSTN/DSN
Branch (n)
Other Apps
Server(s)
Central Site
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
V
7
Agenda
• What is IP Communications?
• Why the IP Communications Success?
• Cisco IP Communications Components
Today
• A Look to the Future
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
8
Where Is IP Communications Today?
• In the last 18 months, all major communication
suppliers have announced that their nextgeneration products will be based on IP
• For many businesses, it is no longer a question
of If, but When
• The business case for IP telephony is
increasingly driven by measurable gains in enduser productivity
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
9
IP Communications: Here and Now
Timeframe to Begin
Implementing IP Telephony
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
77%
84%
44%
16%
2000
2001
2002
2003
Market Demand
By Industry Segment
90%
80%
70%
60%
50%
40%
30%
20%
10%
0%
Percentage of sites that are
“very likely” to deploy VoIP
within four years
38%
34%
37%
40%
26%
Financial/
Services/
Education/
Insurance Retail/ Utilities
Government
Manufacturing
Wholesale
Source: InfoTech, 2002
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
10
Over Half of US Businesses Using IP
Telephony
Percentage of US Enterprises Using IP Telephony
80%
60%
The “First Chasm” to
Conduct Initial Trials of
IP Telephony Has
Essentially Been Crossed
54%
40%
40%
20%
67%
20%
16%
8%
3%
The “Second Chasm”
Between Initial
Implementation and
Committed Migration
0%
2000
2001
2002
2003
2004
At Least 1 Site
Source: InfoTech, December 2002
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
More than 5 sites
11
A History of Voice Technologies at Cisco
Cisco ships
1,000,000th IP Phone
and 1,000,000th Unity
Mailbox
Cisco Ships Personal
ISDN Router with POTS
Cisco
Releases
Voice/Data
Routers
1995
1996
1997
First VoIP Call from Space
Using Cisco SoftPhone
1998
1999
2000
Selsius Acquisition—
IP PBX, IP Phones
StrataCom
Acquisition—
Voice Over
Frame Relay
Presentation_ID
Cisco Enables Largest Public
VoIP Network at China Unicom
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
2001
2002
539 Voice
Patents
Granted or
Pending;
RFCs on SIP,
H.323, and
MGCP
12
Cisco IP Communications Installations
Worldwide
• Cisco has shipped over 1,600,000 IP phones
• Over 6,700 IP communications customers worldwide
• Cisco Systems, has 35,000 employees using IP telephony
worldwide—over 130 PBXs replaced globally
• Cisco Executives, including all CXOs, using Cisco IP Phones
• IP Telephony Market leader with 52% market share (Synergy
Research - 2002)
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
13
Must Haves: Reliable, Scalable,
Accessible Service
Communications
Grid
Electrical Grid
Call
Agent
PSTN
Gateway
Highly
Available
Exponentially
Scalable
IP Phone
Universally
Accessible
App Server
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
14
The IP Communications
“Hierarchy of Needs”
“Give me a productivity edge
over my competition”
“Help me work across boundaries
inside and outside my business”
“Let me communicate
any time, from anywhere”
“Work smoothly
with what I have”
“Help me save
money”
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
Progressive
Productivity
Enhanced
Collaboration
Business Virtualization
Legacy Integration
Transport Efficiency
15
How Do IP Communications Drive
Productivity?
IT
Staff
Faster moves, adds and changes
X
Decreased reliance on external vendor services
X
End users can complete more tasks without assistance
X
Less time spent managing spares for multiple brands
X
End
User
Less time checking voicemail because calls follow user
X
Improved telecommuter productivity
X
Ubiquitous access to PBX features for mobile workers
X
Access
Access to
to PBX
PBX features
features at
at remote
remote sites
sites
X
Source: Sage Research, September 2002
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
16
Still Looking for the Killer App?
Conference Manager
Inventory Check
Flight Schedule
Employee Directory
Stock Ticker
Purchase Reqs
Outlook Integration
Room Service
Advertising
Emergency Bulletin
Wake-Up Service
Headline News
Time Cards
Class Registration
Local Attractions
Employee Benefits
Unified Messaging
Shipment Tracking
Account Codes
Phone Call
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
© 2001, Cisco Systems, Inc. All rights reserved.
17
Agenda
• What is IP Communications?
• Why the IP Communications Success?
• Cisco IP Communications Components
Today
• A Look to the Future
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
18
Cisco’s Comprehensive
Voice Systems Portfolio
Call Control
ICS 7750
Applications
BTS 10200
MCS 7835
2400-SRST
PGW
2200
Conference
Manager
IP Contact Center
4500
Series
Endpoints
Personal
Assistant
Catalyst Switches
3550
Series
6500
Series
2950
Series
Unified Messaging
Gateways
AS5400
7900 Series
SoftPhone
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
ICS 7935
2400/2600/
3600 Series
Catalyst 4200
MGX 8850
19
Cisco IP Phones and Terminals
7902
7935
7905
7940
7920
7910,
7910sw
ATA186/188
VG-248
7960
Softphone
7912
Basic IP
Phones
Presentation_ID
Mid-range IP
Phones
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
Special
Function IP
Phones
Station
Gateways
20
Agenda
• What is IP Communications?
• Why the IP Communications Success?
• Cisco IP Communications Components
Today
• A Look to the Future
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
21
The Future
• Executive Phone Sets
• Integrated Web Services
• MLPP
• Security
• Video
• Wireless
• SIP
• … and an end-to-end solutions focus to derive
even more value from all network components
Presentation_ID
© 2003,
2001, Cisco Systems, Inc. All rights reserved.
22
Presentation_ID
© 2002, Cisco Systems, Inc. All rights reserved.
23