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The last mile is a serious challenge that enterprise connectivity products ought to navigate. At Tata Elxsi, we now have an abundance of expertise in ATM, ISDN, Frame Relay, Metro Ethernet and IP inter-working, and this allows us to build communication capabilities for the last mile into access devices and customer premises equipment (CPE).
Our access technology services include:
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Core stack development; integration of signaling and control plane protocols in integrated access devices and CPE |
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Stack customization and firmware development for SoCs used in modems, residential gateways and IP phones |
| Technologies |
Protocols |
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PWE3- pseudo wire edge-to-edge
H-VPLS
IEEE 802.3ah(Ethernet OAM) |
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UNI 3.0,3.1,4.0
Q2110,
Q2130 |
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RFC1483
MpOA
Voice-, IP-, PPP-over-ATM |
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LAPF core
Control protocol Q922
Frame Mode Call Control (Q933, FRF4.1, 1.2)-over PVC/SVCs |
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D/B channels: LAPF, LAPB.LAPD
Q921, BCC-Q931
CAPI2.0 APIs |
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| ISDN-Frame-relay inter-working |
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PPP-over-ISDN Frame Relay
Voice-over-Frame Relay
Inter-working with TCP/IP |
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We offer a suite of standards-based reusable modules and stacks in the areas of ATM, ISDN, Frame Relay and TCP/IP. These are designed to help our customers roll out products faster. Modular, platform-independent and scalable, these high-performance protocol stacks provide quick customization, thanks to their large set of APIs. All stacks are optimized for footprint and memory for deployment in embedded targets.
The proof is in the pudding. Sample some of our success stories.
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ATM software earns market acceptance for customer’s SoC |
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Developed and implemented a solution comprising AAL5 SAR and ATM core driver for the ADSL (WAN) Interface; IFNET driver for integrating TCP/IP stack and PPP components over VxWorks; memory optimization for improved stack performance over VxWorks for the target hardware
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MPLS control plane enhances network availability |
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Integrated third party code extension to specifications for VPLS/PWE3; developed VPLS MIB
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