OpenScape Session Border Controller · OpenScape SBC customer presentation final 110502x Author:...

Siemens Enterprise CommunicationsSiemens Enterprise Communications

OpenScape Session Border ControllerDelivering security, interoperability and cost

savings to the enterprise network border

Copyright © Siemens Enterprise Communications GmbH & Co. KG 2011. All rights reserved.Siemens Enterprise Communications GmbH & Co. KG is a Trademark Licensee of Siemens AG.


savings to the enterprise network border

April 2011

Agenda

Industry Trends

Customer Initiatives

1

2


OpenScape Session Border Controller

Summary

Session Border Controller Overview

Deployment Scenarios

3

4

5

6

Agenda

Industry Trends

Customer challenges

1

2



Summary

SIP Trunking overview

Customer examples

3

4

5

6

Key Industry Trends Supported by Session Border Controller

Continued growth in

IP-PBX deployments

More Service Providers offeringIP trunking services


Page 4

Increase in home worker &

remote contact center agents

Outsourcing of various voice applications (E911, hostedContact Center)

Enterprise Voice Trends Rapidly to IP Adoption

LE VoIP Trends

�

2010 Global inflection point where IP > TDM volumes

� US and EMEA trends leading transition to VoIP


transition to VoIP

� Open, software-based IP platforms are foundation for unified communications and collaboration

� SIP becoming ‘de facto’ industry standard for IP communication session control

Source: Gartner Enterprise Telephony Forecast

Rapid Growth Trends in North AmericaSIP Trunking Market

Frost and Sullivan 2010 Report

� Between 2009 and 2016, the market is expected to register a compound annual growth rate (CAGR) of 27.3 percent to reach $3.9 billion.

� Over the forecast period, the

Mill

ion

s (

$)

Mill

ion

s o

f U

se

rs

Growth of SIP Services Market

4500

4000

3500

3000

2500

50

45

40

35

30


� Over the forecast period, the installed base is expected to experience a CAGR of 42.8percent to reach 46 million users in 2016.

Melanie Turek, Principal Analyst

Mill

ion

s (

$)

Mill

ion

s o

f U

se

rs

Total Market Size in $M

User Base

20162009

2500

2000

1500

1000

500

0

25

20

15

10

5

0

Businesses Leverage At-Home Workers and Agents To Save Money and Increase Productivity

� Nearly 12% of full-time US employees worked at home at some point during the day*

� Occasional telecommuters — those who work remotely — totaled 17.2 million in 2008**


2008**

� IT decision makers expect telework to increase by 65% (public sector) and 33% (private sector) in the next three years***

� IDC estimates call center agents in the United States currently work from home will reach 330,000 by 2010

* US Bureau of Labor and Statistics – March 2009

** WorldatWork Telework Trends – 2009

*** Telework Exchange research study - 2009

There are some technical

hurdles to overcome when

deploying SIP trunks,

but most of them were

related to the fact that most

firewalls and other

SIP trunks can cost at least

28% less than

Primary Rate Interface

(PRI) trunks with

comparable throughput. The

aggregation of SIP trunks in

Organizations can realize

(trunking) cost reductions

modestly between 45-50%,

and at least one

organization has seen

reductions of 70%.

Jay Lassman/Bern ElliottGartner

Sorrell SlaymakerUnified IT Systems

Zeus KerravalaThe Yankee Group

Analyst Observations


firewalls and other

traditional security cannot

handle the bidirectional

nature of voice and

other communications—

most of which can be

overcome through the

use of a session border

controller.

aggregation of SIP trunks in

the enterprise yields further

cost improvements due to

centralized trunking and

applications, as well as

economies of scale.

reductions of 70%.

Agenda

Trends

Customer Initiatives

1

2



Summary


Customer examples

3

4

5

6

Securely provide UC to remote workers &call center agents

Business Initiatives

Looking for cost savingsfrom centralizing telephony,applications and

What Business Initiatives Are Spurring Interest inSession Border Controllers


call center agents

Leverage hosted and cloudservices delivered by SIP-based trunking technology

Securely connect regional and branch locationswith HQ

applications and trunking assets

Agenda

Trends

Customer challenges

1

2



Summary

Session Border Controller Overview

Customer examples

3

4

5

6

What Is a Session Border Controller

� VoIP “firewall”� Provides VoIP and UC security

for the enterprise network border� Designed to work in parallel with

data firewall� Terminates SIP trunking services

Role of the SBC Typical Deployment Scenarios

IP-PBXUsersSSP

SIPTrunks

HQ


� Terminates SIP trunking services from SIP Service Provider (SSP)

� Extends communications to remote workers and agents without special hardware

� Securely connects multiple locations

Gateway SBC

PSTN

Internet

Remote worker/agent

WAN

RemoteLocation

Why A Session Border Controller

OpenScape SBC

SIP Session

OpenScape

SIP Session


SBCOpenScape

Voice

� Functions as a SIP back-to-back user agent (B2BUA)

� Terminates SIP sessions prior to enterprise LAN access

� Inspects for malformed packet, protocol anomalies

� Provides Denial of Service/ Distributed DoS protection

� Protects against registration floods

� Enables dynamic firewall pin-holing for media traffic

� Delivers secure RTP pass-through for encrypted media packets

� Provides network access translation (NAT) termination for remote worker support

Agenda

Trends

Customer challenges

1

2


OpenScape SBC Overview

Summary


Customer examples

3

4

5

6

OpenScape Session Border Controller Overview

� Local and geographical redundancy options for business continuity

� Deployed on industry standard servers for faster return on investment

� Predictable, linear pricing model for lower total cost of ownership

� Linux-based, open software application

� Designed specifically for OpenScape Voice customers

� Supports from 1 up to 4,000 sessions (approx.15,000 users) on a single OpenScape SBC server

Copyright © Siemens Enterprise Communications GmbH & Co. KG 2011. All rights reserved.Siemens Enterprise Communications GmbH & Co. KG is a Trademark Licensee of Siemens AG.Page 15Mar 2011

total cost of ownershipOpenScape SBC server

� Single point of administration for OpenScape Voice and SBC

Smartest, fastest, most cost-effective way for OpenScape Voice customers to securely deploy SIP trunks and remote workers

Highly Focused on VoIP Security

� Provides for business requirements for highly secureunified communications solutions

� Acts as internal firewall for secure communication

� Supports secure calls by encrypted signaling –Transport Layer Security (TLS)


� Supports secure calls by encrypted media –Secure Real-Time Transport Protocol (SRTP)

� Intrusion detection, topology hiding and strict SIP validation

� Supports VPN connections (IPSec), key generation(OpenSSL) and message digest authentication

� Delivers Network Address Translation (NAT) and Port Address Translation (PAT) for remote worker/agent access

“Certified Secure” rating fromindependent testing house Miercom

� Supports all OpenScape Voice features

� Supports voice and video connections

� OpenStage devices

� OpenScape Personal Edition and Enterprise Edition Web Embedded desktop clients

Voice, Video and Subscriber Feature Support


desktop clients

Page 17Mar 2011

� Supports high availability requirements for critical business communications

� Local and geographical separation options available

� Automatically maintain exact copies of data base on both servers including call state information

� Run in active-standby mode for real-time redundancy

Redundancy Option for Business Continuity


� Run in active-standby mode for real-time redundancy

� Standby OpenScape SBC reroute signaling and media streams to itself in the event of failure

Page 18Mar 2011

ActiveStandby

Management and Administration

� Uses same OpenScape Common ManagementPortal (CMP) for both Voice and SBC

� Local management web graphical user interface

� Standard configuration profiles for common


� Standard configuration profiles for commondeployment scenarios

� Alarming, backup and restore, continuous tracing and logging functions for administration and service support

� Lower TCO and ongoing maintenance /support cost compared to 3rd-party SBC solution

OpenScape Session Border Controller Certifying with Major SIP Service Providers

Selected Certification Partners* Service Providers Offerings

� More than 250 carriers globally offering SIP trunking services

� Session Border Controllers provide effective traffic and security management for SIP trunks

� OpenScape SBC supports multiple SSP on a single server for IP-LCR


on a single server for IP-LCR

*Some certifications in progress

“Organizations that are deploying UC and

have mission-critical contact center

investments should consider SIP trunks and

SBCs as integral components of their

enterprise communications strategies.”

Gartner

Agenda

Trends

Customer challenges

1

2



Summary


Deployment Scenarios

3

4

5

6

OpenScape SBC Deployment Scenario #1 -SIP Service Provider (SSP) using SIP trunking

� Provides interoperability between OpenScape and SIP Service Providers (SSPs)

� Enables use of broadband SIP trunking services for inbound/outbound off-net calls

OpenScape Voice

Users

OpenScapeSBC


� Establishes clear demarcation of enterprisenetwork border

� Provides signaling and media security,and topology hiding

Gateway

PSTN

SBC

SSP

OpenScape SBC Deployment Scenario #2 -Remote Subscribers

OpenScape Voice

Users

GatewayPSTN

Remote Workers

Internet

OpenScape SBC


� Provides secure connectivity to remote users with encryption, authentication, media handling and dynamic pin-holing

� Supports application availability via hosted NAT, IP-address and management, and media anchoring / release

� Cost effective - requires no specialized hardware at remote worker locationPage 23Mar 2011

GatewayPSTN

Data Center

OpenScape Voice

Users

Gateway

OpenScape SBC Deployment Scenario #3 -Branch Office

PSTN

OpenScape SBC

OpenScape Branch

Users

PSTN

WAN


� Provides additional secure connectivity to branch office including encryption, authentication and media handling

� Supports application availability via hosted NAT, IP-address management, and media anchoring / release

Page 24Mar 2011

Data Center

PSTN

Branch Office

Gateway

Data CenterApplication Suite

OpenScapeUC App.

OpenScapeMessaging

OpenScapeVideo

DLS

SBC

OpenScapeVoice

OpenScapeSBC

MobileConnect

GatewayOpenScapeContactCenter

Network Operations

Attendant

PSTN

OpenScape SBC Deployment Scenario #4 -Cloud/Hosted Services


Branch

No local trunks or Survivability

SOHO Branch

Remote User

Legacy PBX

WLANOpenScapeBranch

GatewayGateway

MPLS

PSTN

Network OperationsCenter

Source: OpenScape UC Hosted Edition presentation, Jan 2010

MPLS - Multiprotocol Label Switching

Agenda

Trends

Customer challenges

1

2



Summary


Customer examples

3

4

5

6

OpenScape Session Border Controller Summary

� Provides VoIP and UC security for the enterprise network border

� Designed specifically for use on OpenScape Voice deployments

� Securely terminates lower cost SIP

Why OpenScape SBC OpenScape SBC

OpenScapeVoiceUsers

SSP

SIPTrunks

HQ


� Securely terminates lower cost SIP trunking services from SIP Service Provider (SSP)

� Extends communications to remote workers and agents without special hardware

� Securely connects multiple locations� Single point of administration for

OpenScape Voice and OpenScape SBC

Gateway OpenScapeSBC

PSTN

Internet

Remote worker/agent

WAN

RemoteLocation

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OpenScape Session Border Controller · OpenScape SBC customer presentation final 110502x Author:...

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