1. EMEA Networking and SME Promotions 3500 Stack For Customers (6 th May 2013)

2. 2 3500 Stack Promotion Objectives: –Attach ERS 3500 to converged IP Office –Offer an attractive price for ERS 3500 every time –Complement other SME promotions Products and Eligibility: –All ERS 3500-PWR+ models when sold with IP Office –Mix and match to meet deployment requirements (restrictions apply) –All ERS 3500 models for all other sales –Available from authorised Avaya T2 Networking and/or SME partners in EMEA Offer: –Starts 6 th May 2013; shipment by 30 th September 2013 –Higher promotional discounts when sold with IP Office –Lower promotional discounts for other sales: contact your reseller for details

3. Qualifying Part Codes © 2011 Avaya Inc. All rights reserved.3 ERS 3500 Platform PoE+ Ports Part Number (Note 1) Promotion discount when sold with IP Office Promotion discount when sold at any other time 3526TN/A AL3500B01-E6N/ANote 2 3510GTN/A AL3500B04-E6N/ANote 2 3524GTN/A AL3500B05-E6N/ANote 2 3526T-PWR+ 24 AL3500B11-E6Note 2 3510GT-PWR+ 8 AL3500B14-E6Note 2 3524GT-PWR+ 24 AL3500B15-E6Note 2 Stack CablesN/A AL3518001-E6 AL3518002-E6 AL3518003-E6 Note 2 Note 1: All EMEA power cord variants, A-C, are included Note 2: contact your Avaya reseller for pricing

4. Avaya Ethernet Routing Switch 3500 Cost effective Gigabit and Fast Ethernet connectivity for SMEs 8 & 24 port models with Gig uplinks 80 Gbps of stacking capacity PoE and PoE+ capabilities Fanless operation for open environments (retail, hospitality) Extends the value of stackable Enterprise portfolio to Mid Market, SME and small branches Highlights Overview Pre-validated interoperability Simple Setup – Run IP Office 1 min plug & play for IP phones Resilient stacking for growth Lifetime Warranty Quiet operation (ESR 3510) Perfect for IP Office

5. Benefits of Gigabit User Experience –Faster downloads, quicker response –Faster back-ups and auto-save –reduce risk –Maximise performance of devices with Gigabit interfaces, particularly servers –Alternative to high-speed WiFi where speed and security are important Investment Protection –10x capacity of 10/100 fast Ethernet – use existing Cat 5 cabling –Extra network capacity to accommodate growth in traffic, applications, usage and rich multimedia content –Ease of migration from 10/100 Ethernet –Lower incremental cost © 2011 Avaya Inc. All rights reserved.5

6. Reducing Operating Costs Lifetime Hardware Warranty –Next Business Day Replacement Lifetime Technical Support –Lifetime Basic Support –90 days Advanced Support Optional Software Subscription –Nominal fee for software updates Avayas Lifetime Warranty