Cisco: Accelerating Enterprise Deployments
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The document discusses a case study on deploying a 3G indoor solution for a university campus, utilizing existing Cisco Wi-Fi access points to enhance voice connectivity. It highlights performance metrics achieved during the deployment, such as call setup success ratios and dropped call ratios. Key recommendations include leveraging existing IT infrastructure to minimize costs while ensuring traffic isolation for security and guest access.
Cisco: Accelerating Enterprise Deployments
- 1. Accelerating Enterprise Small Cells Mark Grayson Distinguished Engineer, Office of the Mobility CTO September 2015 State of the Market - University Case Study
- 2. Cisco Public 2© 2013-2014 Cisco and/or its affiliates. All rights reserved. § Provide 3G indoor solution for a university campus § Typical building with open-plan area with café, quiet study rooms & offices, coverage area approximately 1700sqm, 500 staff/students § Existing indoor Cisco Wi-Fi AP deployment, using modular 36/37xx Access Points, with university delivering students free Wi-Fi connectivity § Focus of use case then is to enable the university to provide great 3G voice connectivity Background
- 3. Cisco Public 3© 2013-2014 Cisco and/or its affiliates. All rights reserved. § 3G Macro RSCP ≤ - 105dBm 99% of walk route EcNo ≤ - 7dB 98% of walk route § 2G Macro RxLEV ≤ - 85dBm 100% of walk route § 4G Macro RSRP ≤ - 100dBm 98% of walk route RSRQ ≤ - 9dB 50% of walk route Indoor Situation 3G Macro RSCP EcNo 2G Macro 4G Macro RxLEV RSRP
- 4. Cisco Public 4© 2013-2014 Cisco and/or its affiliates. All rights reserved. Working within a constrained RF environment Macro Neighbor AP Non-Macro Neighbor AP Design Deployment AP 1 AP 2 AP 3 AP 4 Macro Neighbor AP Non-Macro Neighbor AP Macro PSC limitations Existing wall/ ceiling mounted Wi-Fi APs
- 5. Cisco Public 5© 2013-2014 Cisco and/or its affiliates. All rights reserved. Working within a constrained IT environment § A single QoS enabled infrastructure serving the venue, its employees, and students § Traffic isolation between guest traffic, infrastructure VLAN and private enterprise traffic § 802.1X/MAC Authentication used for Wi-Fi AP/ Small Cell Access Authentication Private (VLAN) Public Wi-Fi Guest (VLAN) Shared Wi-Fi Infrastructure Enterprise SSID Guest SSIDNative Infra VLANL3 3G/4G Small Cell SC VLAN Public Small Cell (VLAN) L2 Switch WLC AAA
- 6. Cisco Public 6© 2013-2014 Cisco and/or its affiliates. All rights reserved. § 3G Small Cell RSCP ≥ - 80dBm 100% of walk route EcNo ≥ - 9dB 97% of walk route Successful Deployment RSCP EcNo Key Performance Indicator* Target Actual CS PS Call Setup Success Ratio 99% 99.17% 99.84% Dropped Call Ratio 1% 0.78% 0.80%
- 7. Cisco Public 7© 2013-2014 Cisco and/or its affiliates. All rights reserved. § The Wi-Fi deployment model can work successfully for deploying small cells – leveraging pre-existing Wi-Fi APs, mounting locations,.. § Utilizing a common IT infrastructure, including PoE/LAN, keeps CapEx and OpEx costs down § SCF-068 recommendations are being used to deploy Small Cells in a shared enterprise LAN environment QoS, 802.1X/MAC Authentication, IP addressing, …. § Traffic isolation is a key enterprise requirement for security and guest access, and is working today Key Takeaways