Optical

Zaiq has provided leading optical networking solutions and services to carrier, ISP and customer premise optical networking equipment manufacturers, and to the industry's semiconductor and IP providers. Our optical solutions include:

• Carrier, ISP and enterprise equipment, including switches, routers, multiplexers, and digital loop carriers
• Network interface chips
• PBXs
• Integrated access devices
• ATM/ADSL CO - ATM switching elements, ATM control modules, and ATM over a Passive Optical Network
• VoIP
• SONET - Zaiq has implemented a wide range of OC48, STM-1, and OC192 interface devices including 622 MHz serial interfaces.
• Network processing ICs
• Knowledge of industry specifications such as SONET/SDH, GigabitEthernet, ATM, T1/E1, and Internet Protocol
• Experience with networking and broadband access solutions for switches, routers, MUXs, and access equipment for various markets
• Verification in the lab
• Involvement in standards organizations such as ITU, ETSI, and ATM Forum

Domain Expertise

Interface Standards	SONET/SDH (including OC-3/STM-1 to OC-768), Gigabit Ethernet, T1/E1, T3/E3
Communications techniques and protocols	ATM, TCP/IP, PPP, HDLC, routing protocols, gateway protocols, group membership and protocols, etc.
Voice-enabling technology	VoIP and VoATM
Internet Protocol	VoIP - H.323 stack support, DSP- and RISC-based architectures IP Multicast - DVMRP, PIM, BGMRP, IGMP,tunneling IP Services - MPLS, IPsec, L2TP
Backplane and Switch Fabrics	PCI version 2.1 (including Compact PCI), Utopia Level I and II (including serialized variants), Cell Bus
Operating Systems	Unix, Windows, Linux, VxWorks, IOS, and Precise

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