A CSG PresentationA CSG PresentationJanuary 5, 2005January 5, 2005

Tom BallTom BallManagerManager

Voice Network EngineeringVoice Network Engineeringtdb26@cornell.edutdb26@cornell.edu

AgendaAgenda

►VoIP and Cornell, Our SituationVoIP and Cornell, Our Situation►Campus Life ConcernsCampus Life Concerns►Student SurveyStudent Survey►Cellular ActivityCellular Activity►SummarySummary

Legacy PBX EnvironmentLegacy PBX Environment

►What’s our plan?What’s our plan?►When are we going…?When are we going…?►Why….why not?Why….why not?

Current PBXCurrent PBX

► PBX environment since 1985PBX environment since 1985► AVAYA DEFINITY PBX AVAYA DEFINITY PBX

► Avaya Communication Manager 1.3Avaya Communication Manager 1.3

► IP capable PBX supporting soft / hard IP capable PBX supporting soft / hard phones and voice gatewaysphones and voice gateways

► RFP replaced old G2.2 with G3r in 2001RFP replaced old G2.2 with G3r in 2001 ““Who Knew?” … seamless transition …Who Knew?” … seamless transition …

► The plan was to be fully capitalized by June The plan was to be fully capitalized by June of 2005of 2005 In 2000, knew VoIP was coming…In 2000, knew VoIP was coming…

VoIP Technical VoIP Technical ConsiderationsConsiderations

► Common Building InfrastructureCommon Building Infrastructure Not all Cat 5/6Not all Cat 5/6 Long term upgrade plan…. “EzraNet”Long term upgrade plan…. “EzraNet”

► Data NetworkData Network Feel good about existing bandwidth & capacityFeel good about existing bandwidth & capacity Not PoE capable switchesNot PoE capable switches Edge network not on UPSEdge network not on UPS

► Emergency Power Emergency Power Large investment to do soLarge investment to do so

► 911 Location Assurance911 Location Assurance Data Network jack locations are not as accurate in Data Network jack locations are not as accurate in

databasesdatabases

VoIP Social ConsiderationsVoIP Social Considerations

►Managing expectations of reliabilityManaging expectations of reliability Voice Vs. Data availabilityVoice Vs. Data availability

►Re-tooling and re-training of personnelRe-tooling and re-training of personnel Not just the technical staff…Not just the technical staff…

►Concept of change & usersConcept of change & users You’re thinking of taking out my old You’re thinking of taking out my old

phone?!phone?!

VoIP Financial ConsiderationsVoIP Financial Considerations

► Justify the full, or partial replacement Justify the full, or partial replacement of a fully capitalized, up to date PBX.of a fully capitalized, up to date PBX.

►Are there really significant costs Are there really significant costs savings?savings?

►IE: Proprietary Digital set Vs. IP HardPhoneIE: Proprietary Digital set Vs. IP HardPhone PoE switchesPoE switches Additional UPS systemsAdditional UPS systems

►PSTN savings?PSTN savings?►Potential Savings for moves, adds & changes?Potential Savings for moves, adds & changes?

Graduate Student Thesis, Graduate Student Thesis, 20032003

““Internet Protocol Telephony and The Internet Protocol Telephony and The Future of Cornell University’s Future of Cornell University’s

Telephone System”Telephone System”By: Kevin Byrnes, Graig Diamond, Jonathan WangBy: Kevin Byrnes, Graig Diamond, Jonathan Wang

Master of Engineering Project Report, Master of Engineering Project Report, sponsored by the Office of Information sponsored by the Office of Information

Technologies at Cornell University.Technologies at Cornell University.

‘‘

ScopeScope

► The existing voice and data networks at The existing voice and data networks at Cornell were analyzedCornell were analyzed Voice PBXVoice PBX Data network, core, edge, I1/2 connectivityData network, core, edge, I1/2 connectivity Infrastructure (copper and fiber)Infrastructure (copper and fiber) Local / LD costsLocal / LD costs Historical traffic trendsHistorical traffic trends Financial considerationsFinancial considerations Power systemsPower systems 911 911

VoIP Report ConclusionsVoIP Report Conclusions

► Did not recommend an aggressive conversion to Did not recommend an aggressive conversion to VoIP due to:VoIP due to: Full ownership of campus area networkFull ownership of campus area network PBX status (capabilities and ownership)PBX status (capabilities and ownership) 911 solutions for VoIP are currently weak911 solutions for VoIP are currently weak Emergency Power / UPS considerationsEmergency Power / UPS considerations No recognizable voice WAN cost savings No recognizable voice WAN cost savings 80% of Wiring Infrastructure not CAT 5e/680% of Wiring Infrastructure not CAT 5e/6

► Recommended developing a plan to move common Recommended developing a plan to move common infrastructure towards supporting VoIP services.infrastructure towards supporting VoIP services.

► Stay in tune with developments…Stay in tune with developments…

Voice Network VisionVoice Network Vision

►Leverage existing PBX investmentLeverage existing PBX investment►Deploy IP enabled endpoints off the Deploy IP enabled endpoints off the

PBX where feasible and economically PBX where feasible and economically justifiedjustified

►Develop a long term migration plan for Develop a long term migration plan for the current PBXthe current PBX

►Evaluate how to best provide for future Evaluate how to best provide for future VoIP / SIP capabilityVoIP / SIP capability

Tough Questions - Campus Tough Questions - Campus LifeLife

►Students: about 4800 phones.Students: about 4800 phones. CIT faced questions like:CIT faced questions like:

►““We want to lower our costs”We want to lower our costs”►““Can we rip phones out?”Can we rip phones out?”►““Has CIT thought about alternatives for Has CIT thought about alternatives for

students like cellular?”students like cellular?”

ApproachApproach

►Formed a committee of stakeholdersFormed a committee of stakeholders CIT CIT Campus LifeCampus Life Cornell PoliceCornell Police Environmental Health and SafetyEnvironmental Health and Safety Purchasing OfficePurchasing Office

Committee Discussion Committee Discussion

►CIT offering wireless voice services? CIT offering wireless voice services? ►Removing phones from the Residence Removing phones from the Residence

Halls?Halls?►Cellular Services?Cellular Services?►Do VoIP technologies fit here?Do VoIP technologies fit here?►What about 911 assurance?What about 911 assurance?

Committee Q’sCommittee Q’s

►We had good discussions, candid We had good discussions, candid thoughts, but no answers….thoughts, but no answers….

Is there risk in providing wireless IP Is there risk in providing wireless IP devices and NOT providing specific 911 devices and NOT providing specific 911 detail?detail?

Cellular in lieu of wired?Cellular in lieu of wired? We knew others are doing this…so why We knew others are doing this…so why

not?not?

To Counsel and Risk To Counsel and Risk ManagementManagement

►““Is there a requirement to continue Is there a requirement to continue providing wired voice service to providing wired voice service to students?”students?” Cellular?Cellular?

►““What if we cannot provide exact What if we cannot provide exact location information to the police for location information to the police for 911 purposes?”911 purposes?” Softphones / CellularSoftphones / Cellular

OutcomesOutcomes

► Providing wired phones is essentially a business Providing wired phones is essentially a business decision, however:decision, however: Need a business plan for further reviewNeed a business plan for further review More emergency phones / blue lightsMore emergency phones / blue lights Cellular network reliability and availability concernsCellular network reliability and availability concerns

► Clearly define and communicate expectations for Clearly define and communicate expectations for these devices relative to 911.these devices relative to 911. ““This is not your primary means of communications This is not your primary means of communications

for 911 purposes…use a wired phone or a blue for 911 purposes…use a wired phone or a blue light if threatened”light if threatened”

► Must address how wireless devices will fit into 911 Must address how wireless devices will fit into 911 and emergency services scheme. (?)and emergency services scheme. (?)

Now What?Now What?

►Need to better understand student Need to better understand student perspectivesperspectives

►Fall student survey…Fall student survey… Annual incoming FreshmanAnnual incoming Freshman Q’s: Scale of 1 to 5 Q’s: Scale of 1 to 5 About 1,100 respondentsAbout 1,100 respondents

Student Survey QuestionsStudent Survey QuestionsResNet Phone vs. CellularResNet Phone vs. Cellular

► I depend on my ResNet phone in my roomI depend on my ResNet phone in my room

► I currently have a cell phone I brought with meI currently have a cell phone I brought with me

► If Cornell offered a cellular service I would use itIf Cornell offered a cellular service I would use it

► I would like a service that rings my cell phone when I would like a service that rings my cell phone when my ResNet phone ringsmy ResNet phone rings

► My cell phone works well in my residence hall.My cell phone works well in my residence hall.

I depend on my ResNet I depend on my ResNet PhonePhone

105

192 197

285313

Strongly Agree Agree Neutral Disagree StronglyDisagree

27% agreed27% agreed18% neutral18% neutral55% said NO55% said NO

I currently have a cell phoneI currently have a cell phone

677

252

14 32

117

Strongly Agree Agree Neutral Disagree StronglyDisagree

85% agreed85% agreed14% don’t14% don’t1% not sure…?1% not sure…?

If Cornell offered a cell service, I If Cornell offered a cell service, I would use itwould use it

68

174

437

271

142

Strongly Agree Agree Neutral Disagree StronglyDisagree

22% agreed22% agreed40% weren’t 40% weren’t suresure38% said no…38% said no…

163

336

291

202

102

Strongly Agree Agree Neutral Disagree StronglyDisagree

I would like a service that rings my I would like a service that rings my cell phone when my ResNet phone cell phone when my ResNet phone

ringsrings

46% agreed46% agreed27% neutral27% neutral28% said NO28% said NO

My Cell Works well within my My Cell Works well within my Residence HallResidence Hall

140

330

178186

257

Strongly Agree Agree Neutral Disagree StronglyDisagree

36% agreed36% agreed17% were neutral17% were neutral47% said NO47% said NO

Cellular ActivitiesCellular Activities

► Working with primary cellular providers to: Working with primary cellular providers to: Improve existing macro coverageImprove existing macro coverage In-Building coverageIn-Building coverage

► Discover developments with next generation Discover developments with next generation networks: CDMA / GSMnetworks: CDMA / GSM Meeting with carriers for network updates and Meeting with carriers for network updates and

technology “chalk talks”technology “chalk talks”

► Site more companies to help offset the loss Site more companies to help offset the loss in traditional voice revenues….in traditional voice revenues….

Pending PilotPending Pilot

►Extension to Cellular (EC-500) Extension to Cellular (EC-500) Cell phone bridging feature with AVAYA Cell phone bridging feature with AVAYA

PBXPBX Additional product?Additional product?

►Staff….clear interest Staff….clear interest ►Students….not sureStudents….not sure

Determine impacts on trunk utilizationDetermine impacts on trunk utilization

ClosingClosing

►Continue to evaluate next steps to Continue to evaluate next steps to support VoIP and SIPsupport VoIP and SIP

►Further define requirements with Further define requirements with respect to emergency servicesrespect to emergency services

►Better understand financial impacts of Better understand financial impacts of legacy vs. IP model for our PBX.legacy vs. IP model for our PBX.