úvod do telepresence - vod do telepresence ... x 3 colors per pixel x 1 byte (8 bits) per...
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© 2009 Cisco Systems, Inc. All rights reserved. Cisco PublicPresentation_ID 1
Úvod do TelePresence
Peter Sakala
Systems Engineer, Cisco Slovensko
© 2007 Cisco Systems, Inc. All rights reserved. Cisco PublicPresentation_ID 2
Cisco Collaboration Portfolio
IP Communications
Customer Care
ConferencingTelepresenceEnterprise
Social SoftwareMobile
ApplicationsMessaging
© 2007 Cisco Systems, Inc. All rights reserved. Cisco PublicPresentation_ID 3
FY10 TelePresence SPIFF
Cisco Telepresence
4© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
(Cisco) TelePresence
5© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresenceRedefining How People Communicate
6© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence Redefining How People Communicate
7© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
1964 AT&T Picturephone
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Quality—Simplicity—Reliability
Quality
Ultra-high definition (1080p)—spatial audio
Virtually an in-person experience
Simplicity
One button to push
Easy to use—for executives and everyone
Reliability
Reliable, resilient, and secure
Cisco is the best choice, globally
Unified CommunicationsNetwork as the Platform
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Quality
detaily:
FullHD (1920x1080) – 1080pHD (1280x720) – 720p
zobrazenie v životnej veľkosti
priestorový širokopásmový zvuk
Plazmové obrazovky
CMOS kamery
Natívne 1080p snímanie (bez prekladania)
osvetlenie
zvukové /svetelné parametre miestností
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Simplicity
detaily:
Jediný all-in-one systém – zariadenie
pre zamestnancov
Pre CXO
Jednoduché plánovanie (groupware)
Jednoduché ovládanie (napr. telefón)
Žiadna dedikovaná sieť – stačí IP
OBTP – OneButton2Push - jedným palcom
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 13
Cisco Public 14© 2010 Cisco and/or its affiliates. All rights reserved.
CTS-3xxx Connectivity Illustration
Ethernet
Ethernet + PoE
Camera Video
Display Video
Speaker Audio
Microphone Audio
LAN/WAN
15© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS System OverviewCodec
DSPs-čka a Linux (Compact Flash)
Využíva CUCM (IP Pbx) – Telepresence je len obrovský telefón....
Čo bolo na sklade:
CDP and 802.1Q for VLAN assignment
802.1p and DSCP for QoS
HTTP Configuration/Firmware Downloads
SIP signaling
RTP and sRTP for Media
UDP, TCP and TLS for Signaling
Video: H.264 @ 1080p & 720p or CIF
Audio: AAC-LD (48 kHz WB)G.711 & G.722
16© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS System OverviewCodec
Pripája:
K sieti
kamery, displeje, telefón, externé zdroje obrazu a zvuku (zdielanie prezentácie)
Spravuje osvetlenie
17© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Rozlíšenie a kompresia
1920x108030 fps
Progressive scan
1920x1080x3 farby =~ 1.5 Gbps
H264 = ~4 Mbps
Kompresia > 99 %
delay < 90 ms
18© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS Video SystemsCTS 3xxxTriple Screen Endpoints
3 Cameras
Native 1080p resolution
30 frames per second
Purpose built for Cisco TelePresence
Improved Camera Lens for CTS 3200
- More Depth of Field
- Lower Light Conditions
3 Displays
65‖ plasma technology
Native 1080p resolution
Fits 2 people life size
Purpose built for Cisco TelePresence
19© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS Audio System CTS 3000/CTS 3200 Triple Screen Endpoints
Designed for Human Speech Reproduction
Mounted under Each Plasma Display
- Providing Directional (Spatial) Sound
- the Sound Follows Where the Image Goes
3 Speakers:
Spatial Audio with Echo Cancellation
One Dedicated for Each Table Segment(3 in CTS 3010; up to 9 in CTS 3210)
Patented Cell Phone Static Elimination
Microphones:
20© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence General Feature Auto Collaborate
Simultaneous Content Sharing to All CTS
Plug and Play
Controlled by Last Activated Source
Dedicated Aux Video/Audio ChannelH.264 Video Encoding
- Input Resolution 1024x768 @ 60Hz
- Sampled @ 5 frames per second
AAC-LD Audio Encoding
Optional Presentation Codec @ 30fps
Display Options:
Projector provided for CTS-3xxx
Presentation in Picture for CTS-500/1000/1100/1300
Optional Additional Displays
Input Device Option Availability
VGA Laptop All CTS
HDMI Documentation Camera All Except CTS-1300
PiP
21© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence General FeatureUser Interface
Communicate in XML
Cisco Unified IP Phone 7975G Provided as Part of CTS
Provides Touch Screen User Interface to the CTS
Features:Manual Calling by Number
System Speed Dials
Future Scheduled Meetings Preview
―One Button to Push‖ dialing for Scheduled Meetings
Add Audio Participants to a TelePresence meeting
Simplified Operation and Faster Response Time with MIDlets (with CUCM 7+)
XML or MIDletInterface
22© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
23© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresenceCisco TelePresence Manager
Calendaring integration and management (Exchange/Domino)
Middleware ―glue‖ between Cisco TelePresence Systems, Cisco Unified Communications and corporate calendaring systems
Provides One Button to Push (OBTP) access to scheduled meetings – „jedným prstom...―
Resource and location management for multipoint service
Reporting – ako sa náš TP využíva ?
CTS-Manager
LDAP/ExchangeControl
EndpointsApplicationMultipoint
CUCM
24© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS. Man. discoversand monitors CTSsystems in CUCMvia AXL/SOAP and JTAPI
User schedulesmeeting in Outlook
CTS-Man. readsevent in mailbox (via WebDAV)
CTS-Man. pushesXML content to Primary Codec
User now has a―single button topush‖ to join themeeting
CTS-Man. AuthenticatesAnd validates TP roomsIn Active Directory
Cisco TelePresence Manager CTS-Manager Exchange Integration Summary
CTS-Man. validates meeting dataand sends confirmation to user
7975 Codec CUCM CTS-Manager Active DirectoryExchange
User
Event notification
User now has―one touch‖ access to meeting
25© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public
XCODE
+ active presence+ layouts+ každý sa pripája tým, čím vie(rôzne rýchlosti, rozlíšenia..)
- latencia- cena per port- horšie škáluje..
Video Switching vs Video Transcoding
Switching
+ latency < 10ms+ per ―port‖ lower cost+ cascade meetings (one huge meeting)
- no active presence- všetko alebo nič (všetci sa dohodnu na identickom rozlišeni a fps)- pre CTS TIP endpointy
26© 2006 Cisco Systems, Inc. All rights reserved. Cisco Public
Native 1080pVideo Switching(nie transcode, nieupscale…, len switching)
Extremely low-latency ~10msscale: 48 segments
Site and segment-based switching modes – voice activated
Groupware-based scheduling of multipoint meetings
Integrated with Cisco TelePresenceManager
Call launch automated with ―One Button to Push‖
Cisco TelePresence Multipoint Switch
Toronto
Los Angeles LondonNew York
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 27
Cisco Public 28© 2010 Cisco All rights reserved.Cisco TelePresence Network Recommendations
Cisco TelePresence Traffic CharacteristicsResolution
2,073,600 pixels per frame
x 3 colors per pixel
x 1 Byte (8 bits) per color
x 30 frames per second
= 1.5 Gbps per screen uncompressed !
1920 lines of Vertical Resolution (Widescreen Aspect Ratio is 16:9)1
08
0 lin
es o
f H
orizo
nta
l R
eso
lutio
n
Compressed to 4 Mbps per screen
> 99% compression ratio!
Cisco Public 29© 2010 Cisco All rights reserved.Cisco TelePresence Network Recommendations
4,000 + 20% for Layer 2-4 overhead 4,800
704 + 20% for Layer 2-4 overhead 845
Audio 704 + 20% for Layer 2-4 overhead
Video 64 + 20% for Layer 2-4 overhead
Audio 304 + 20% for Layer 2-4 overhead
Video 64 + 20% for Layer 2-4 overhead442
SD Interoperability
WebEx OneTouch
922
Optional Add-On Features (kbps)
30fps Auto Collaborate
CTRS Recording in CIF
1080p 1080p 1080p 720p 720p 720p 720p
Best Better Good Best Better Good Lite
4000 3500 3000 2250 1500 1000 936
64 64 64 64 64 64 64
500 500 500 500 500 500 100
64 64 64 64 64 64 64
4628 4128 3628 2878 2128 1628 1164
4756 4256 3756 3006 2256 1756 1292
+ 20% for Layer 2-4 overhead
Single Screen Systems max bandwidth (kbps) Tx 5,554 4,954 4,354 3,454 2,554 1,954 1,397
includes Layer 2- 4 overhead Rx 5,707 5,107 4,507 3,607 2,707 2,107 1,550
Total Audio and Video (kbps)
Resolution
Motion Handling
6,307
Maximum Bandwidth Consumption Kilobits Per Seconds (kbps)
Auto Collaborate Audio channel (kbps)
11,707 9,007
Triple Screen Systems
Triple screen systems max bandwidth (kbps)
Single Screen Systems
11256 9756 7506 3756
4,507
5256
Auto Collaborate Video channel
Video per Screen (kbps)
Audio per Microphone (kbps)
15,307 13,507
Total Audio and Video (kbps)
includes Layer 2- 4 overhead
12756
Cisco TelePresence Traffic Characteristics Max Bandwidth Consumption Per Second
Not Applicable to 720p Lite
Cisco Public 30© 2010 Cisco All rights reserved.Cisco TelePresence Network Recommendations
Cisco TelePresence Traffic Characteristics Average Call vs. Max Consumption
Meg
ab
it
second
15Mbps
11Mbps
“Average Call” Bandwidth Consumption Per Second
Resolution 1080p 1080p 1080p 720p 720p 720p 720p
Motion Handling Best Better Good Best Better Good Lite
CTS-500/1X00 average bandwidth (Mbps) includes Layer 2- 4 overhead
4 Mbps 3.5 Mbps 3 Mbps 3 Mbps 2.5 Mbps 1.5 Mbps 1 Mbps
CTS-30X0/32X0 average bandwidth (Mbps) includes Layer 2- 4 overhead
11 Mbps 10 Mbps 8 Mbps 8 Mbps 6 Mbps 3 Mbps -
5 10
CTS-3010
BW Consumption v.s Time Graph
VBR Traffic
Cisco Public 31© 2010 Cisco All rights reserved.Cisco TelePresence Network Recommendations
Serialization, Queuing, Shaping
CE-PE
Branch
ServiceProvider
De-Jitter Buffer, Decoding
Codec
Queuing, Shaping
Campus
Encoding, Packetization
Codec
Campus
Cisco TelePresence Traffic CharacteristicsOne-Way Latency, Jitter and Loss Targets & Thresholds
Policing, Queuing,
Propagation
PE-PE PE-CE
Serialization, Queuing, Shaping
Metric TargetThresholds Triggered Action on Threshold
1st 2nd 3rd 4th 1st 2nd
Latency 150 ms 250 ms 400 ms None None
Jitter 50 ms 85 ms 125 ms 165 ms 245 ms None None
Loss 0.05% 1% 10% Network Bar Change1. Reduce Quality
2. Drop Call
SLAs Only Relate to Network Flight TimeCodec Codec
CE PE PE CE
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 32
Pred akvizíciou Tandberg-u (ccaApril 2010)
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
CTS 500
1–2 SeatsCTS 1100
2 Seats
CTS 1300
6 Seats
CTS 3010
6 Seats
CTS 3210
18 Seats
Scheduling and Operation
Multipoint-48 segments
One-button scheduling server
Intercompany services
Planning and Design
Network readiness
Room readiness (3000/3010/3200/3210)
Groupware integration
Services and Solutions
SD and HD interoperability
Recording studio
End-to-end encryption
Implementation and Support
Installation
Monitoring, support, helpdesk
Financing
Personal
Cisco TelePresence Product PortfolioMultipurpose Dedicated
34© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresenceCTS 3010
First Cisco TelePresence Offering
Award Winning Product
First Native 1080p TelePresence
Native 1080p Cameras
65’ Native 1080p Plasmas
3 x 2-Seat Table Segments (6 people)
TelePresence Experience
Life Size
Spatial Audio
Auto Collaborate for Data Video Sharing
One Button to Push for Scheduled Meetings
Audio Add-in
35© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresenceCTS 3210
Multi-Row room design
Same front row as CTS 3000 (6 people)
Extra 2nd row table (12 people)
Room for ―spectators‖ along back wall
No raised seating
Designed to fit in large room
Minimum room size 31’w x 23’d x 8’h
Min 26’ depth for ―spectator‖ seats
Additional data display required for back row viewing
10’ ceiling height for optional data display
Full ―TelePresence Experience‖
Inherited all features from Award Winning CTS 3000
All participants in the room have a full ―seat at the table‖
Spatial audio microphone at each seat, tuned 1080p video
36© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence CTS-1300
Multi-Purpose Room6 seats for TelePresence
10+ seats for general meeting
Multi-Purpose DisplayTelePresence + General Display
Content Sharing
DMP Integration
All Participants Remain Life Size
1080p Native Resolution
Wideband Audio
Auto Collaborate
Single Screen Bandwidth
37© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence CTS-1100
Multi-Purpose Room2 seats for TelePresence
4+ seats for Audio Conference
Multi-Purpose DisplayTelePresence + General Display
Content Sharing
DMP Integration
All Participants Remain Life Size
1080p Native Resolution
Wideband Audio
Auto Collaborate
Single Screen Bandwidth
38© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Cisco TelePresence CTS 500
Personal TelePresence
Compact Solution
Ease of Installation
1080p Native Resolution
Wideband Audio
Multi-Purpose 37‖ LCD
Embedded Speaker
Embedded Microphone Array
wall/pedestal/desktop mount
Cisco Unified IP Phone 7975G
Auto Collaborate
With PiP or External Display
Audio Add-In
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 39
© 2007 Cisco Systems, Inc. All rights reserved. Cisco PublicPresentation_ID 40
TP Architecture
© 2007 Cisco Systems, Inc. All rights reserved. Cisco PublicPresentation_ID 41
42© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Video/Audio details
Video:
Vysoko premenlivý tok(plné vs. predikované)
Priemerne ~ 11kB,Max ~ 65kB
Audio – konšt. N x 64 kbps (48kHz)AAC-LD
Gigabit !
Switch port buffre !
43© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Video/Audio details - MUX
44© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Video/Audio details - MUX
2 RTP toky
Prečo MUX ?- nedostatok použiteľných štandardov
- problem1: spojit 3 obrazovkové systémySIP/H323 ?
-problem2: video mohlo ísť rôznymi cestami
-problem3: failed call setup –nekopletna video session
-problem4: prechod firewall-om
Výhody MUX-u- zjednodusene spustenie hovoru- identifikacia obrazu a zvuku(Left,Right,Center)- priestorove audio-smerovanie totožnou cestou v sietu
45© 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Video/Audio details - MUX
Nevýhody MUX-u- netrivialna integracia s 3rd pty endpoint-ami
2009 MUX == TIP Telepresence Interoperability Protocol- zadarmo- ciel = nativny interop bez potreby „prostredníka― TIP -> SIP/H323- na urovni Endpointov alebo na urovni MCU
- Radvision, Tandberg, LifeSize, Polycom
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 46
Something for anyone, anyplace, anytime. Only Cisco offers the
widest breadth of telepresence options.
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 47
In-person feel for
strategic meetings
Business use case determines the immersive needs
Immersive needs determine the product selection
Face-to-face for
small groups
Multipurpose
Scale beyond the
room
Enhancing voice
Enhanced presence
In office and home
Personal
Immersive
TelePresenceVideo Enabled Web Video Enabled Voice
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 48
INTEGRATORS
TelePresence Extensions
3000 SERIES
1300 SERIES
1300-651300-47
3010
3210
T3 and T3 Custom
Active Collaboration Room
1100 SERIES
PROFILE SERIES
Profile65 /52 /42
ProfileDual 65 /52
Solution Platforms
QUICK SETS
VERTICALS
C90C60C40
C20 QuickSet
Healthcare
Education
500 SERIES
EX SERIES
500-37
EX60/ 90
Movi
500-32
Immersive Multipurpose Personal
IP VIDEO TELEPHONY COLLABORATION
WebEx OneTouch
E20Cius
Solution Platforms
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 49
face to faceAbsolute quality, immersive face-to-face experience – feels like you’re in the same room
collaborationConnect, share, discuss…easily collaborate over spreadsheets, presentations and more
easy accessconnect with who you want, when you want… it’s about your entire community
3010
3210
1300 Series
Active Collaboration Room
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 50
flexibleBroadest portfolio of integrated multipurpose room systems to fit various spaces and environments
best qualityCarefully engineered for the most realistic experience possible in non-customized rooms
1100 Series
Profile Series
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 51
face-to-face anywhereWhether you’re in a cubicle, executive office or on the road, Cisco has a telepresence model for you
for anyoneMake video pervasive through your organization. Ad-hoc dialing makes it as easy to use as a telephone
EX Series
Movi
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 52
Quick Set
Component PortfolioFor custom and industry applications
C20 Quick Set
Broad AV Codec Series (C90, C60, C40, MXP)
MXP Edge
quick setBundled components Simple integration, and DIYoption for fast deployment and replicable solutions
custom solutionsFlexible APIs and integration services for integrator solutions and differentiated service
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 53
purpose builtSpecifically designed to meet industry demands and use cases
industry expertiseDeveloped in collaboration with experts to meet industry standards and regulations
integrated solutionWork natively with the core telepresence portfolio to extend video anywhere in the organization
Clinical Presence System
Intern
Media P2
Educator
Scholar
Synch
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 54
.
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 55
• Viacero integračných scenárov (…dynamicky sa meniacich):
- CTMS + MXE5600 (MXE nie je MCU, je to xcoder)- Telepresence MCU- Telepresence Server – appliance alebo chassis+blades (16/48 screems 720p)
- active presence, AutoCollaborate H.239/SIP BHCP
Blízka budúcnosť: natívna interoperabilita – bez prostredníka
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Education
―Cisco TelePresence… will fundamentally change the way we think about global learning and teaching in a way that is more visually stimulating and interactive than any vehicle ever used in educating executives.‖
Raymond Smith, Associate Dean of Executive Education at the Moore School
Benefits
Scales ProfessorsAcross Globe
Enables Truly Global Classrooms
―Classroom of the Future‖
New Revenue ModelsResult
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Vzdelávanie:Technická Univerzita Košice
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© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
The Cisco HealthPresence Solution
Business
value
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Public TelePresence
Locations
London
Bangalore
Chennai
New Delhi
Mumbai
Manila
New York
Toronto
Sydney
BrusselsBoston
Paris
Hong Kong
Shanghai
Hyderabad
Frankfurt
Los Angeles
Santa Clara
San Francisco
Chicago Washington DC
Current Locations
Announced Locations
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
The Scale of CollaborationCisco’s Own Internal TelePresence Deployment
© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Public 64
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Existujúce inštalácie - Slovensko
Tatra banka: BA CTS3000BB CTS1300PO CTS1300ZA CTS1300
ZSE: BA CTS 1100Globalne riesenie skupiny eON cez BT
T-Systems, AT&T
© 2009 Cisco Systems, Inc. All rights reserved. Cisco Publiceschroed2009 © 2009 Cisco Systems, Inc. All rights reserved. Cisco Public
Existujúce inštalácie - Slovensko
STUBABA: 1xCTS 3000, 1xCTS 1300
UKBA: 1X3000
TUKE KE: 1X3000
UVLKE:1X1300
UCMTT:1X 1300
SPUNR:1X3000
67© 2009 Cisco Systems, Inc. All rights reserved.2009 HC Infrastructure