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E1 Automatic Protection Switching Solution (1+1 E1 Redundancy Switch)

E1 Automatic Protection Switching Solution (1+1 E1 Redundancy Switch). 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, U.S.A. Phone : +1 (480) 816-8672 Fax : +1 (480) 816-0115 E-mail : sales@oriontelecom.com Web Site: http://www.oriontelecom.com.

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E1 Automatic Protection Switching Solution (1+1 E1 Redundancy Switch)

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  1. E1 Automatic Protection Switching Solution (1+1 E1 Redundancy Switch) 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, U.S.A. Phone: +1 (480) 816-8672 Fax: +1 (480) 816-0115 E-mail: sales@oriontelecom.com Web Site: http://www.oriontelecom.com Updated : November, 2005 Slide 1

  2. Orion Telecom Networks Inc. BASIC THEORY OF OPERATION • E1 Redundancy Switch is designed to provide 1+1 redundancy support for two typical E1 links case scenarios: • An independent point-to-point E1 link between two "E1 USER • PORTS" • TWO groups of E1 links connected via a higher order multiplexer • link. • Since each SWITCH Card supports one E1 link, up to 16 E1 links, can be supported by an E1 Redundancy Switch Shelf. Two Systems are required for implementation of the 1+1 redundancy switch solution. • One system must house Switch Cards configured as "MASTER" for connection at one end of the E1 links (say the near end). • The other system must house Switch Cards configured as "SLAVE" for connection at the other end of the E1 links (say the far end). Slide 2

  3. Provides 1+1 E1 redundancy link (active+standby) between any two complementing transmission mediums. Provides 1+1 E1 redundancy support to higher order multiplexers eg. E2,E3. System configuration & management interface through "CLI" text based commands. Transport A-bis Interface or E1’s. Provide 1 + 1 Protection Routing / Path between BSC and BTS. Provide following interfaces at BSC / BTS Over E1 links: i) E1 / A-bis Interface. ii) 10BaseT Ethernet Bridge. iii) RS232 Async Serial (for site monitoring). iv) NO / NC Relay / Alarm Extensions (Extend alarms originating on dry relay contacts). Orion Telecom Networks Inc. FEATURES AND HIGHLIGHTS Continued.. Slide 3

  4. Orion Telecom Networks Inc. Features continued Optional - 128 ms Echo - Cancellation and VQE features at BSC. Maximize mobile operator service availability and network resiliency through VCL-MegaConnect-Jr. Path - Protection enabled facility These ensure that mission critical voice, data, control and management traffic are properly supported and maintained even during T1 / E1 backhaul facility outages.When the working link fails, the protection link becomes active. During normal Operation, VCL-MegaConnect-Jr sends duplicate traffic across both the working and dedicated protection E1 / T1 facilities while continuously maintaining the performance of both links to determine which link shall be utilized. Through the comprehensive digital access cross-connect and remote management capabilities integrated within VCL-MegaConnect-Jr, backhaul T1 / E1 facilities can be optimally groomed to reduce both Capital Expenditure and improve Network reliability. Continued.. Slide 4

  5. Orion Telecom Networks Inc. Features continued • In the event of a failed or degraded T1 / E1 link, the traffic is automatically transfered from the previously working link to the duplicate protection link in accordance with the pre determined operating parameter programmed by the network operator. • During normal Operation, VCL-MegaConnect-Jr APS passes independently traffic across both the working and protection E1 / T1 facilities while continuously maintaining the performance of both links to determine which to utilize for critical traffic • Traffic Protection • Alternate Facility Advantages • Service Differentiation Agreements • Increased Network Reliability Resilience • Media and Path Diversity • Remote Management Slide 5

  6. Orion Telecom Networks Inc. BENEFITS Customer Relation Competitive Service Level Back-haul Network Technology Migration Slide 6

  7. Orion Telecom Networks Inc. 1) User Programmable 1+1 Protection Parameters: a) Loss of Signal b) Loss of Frame c) Loss of Multi-Frame d) AIS e) Excessive CRC4 Violation 2) Critical Links / Critical Time-Slots Slide 7

  8. Providing 1+1 alternate paths between any two Transmission medium (active+standby). e.g:- Fiber / Fiber. Radio / Fiber. Radio / HDSL Fiber / HDSL etc. Orion Telecom Networks Inc. Applications Slide 8

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  15. Orion Telecom Networks Inc. Thank you for your attention For more details visit us at our Web Site at http://www.oriontelecom.com 16810, Avenue of Fountains, Suite # 108, Fountain Hills, AZ 85268, U.S.A. Phone: +1 (480) 816-8672 Fax: +1 (480) 816-0115 E-mail: sales@oriontelecom.com Slide 15

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