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Intelligent Switch Solution (ISS)

Aricent Intelligent Switch Software (ISS) is a comprehensive, feature-rich software product for developing a wide range of Ethernet switching applications – from entry level, fixed-port fast Ethernet switches to module-based Gigabit stackable switches and Metro Ethernet-based carrier-class systems. A well-tested and production-ready software product, ISS has rapidly become a standard component of the next generation of switching and routing solutions being developed by communications equipment manufacturers.

Target Applications

With a comprehensive set of Layer 2/3, multicast, QoS, and management features, the ISS is well suited for a range of applications:

  • Fast Ethernet and Gigabit Ethernet switches
  • IPDSLAMs: for aggregating traffic on an Ethernet backplane and uplink to the network backbone
  • VDSL-based Multi-Tenant Units (MTUs): for aggregating traffic from VDSL links onto the Ethernet uplink
  • Wireless LAN switches (Ethernet switches with access point management capabilities)
  • Metro Ethernet devices (line card-based switching and routing capabilities)
  • Blade servers: for traffic aggregation
  • IP-TV
  • Ethernet-based VPN service provider applications
  • Wireless gateways/routers
  • Optical switches

Architecture

Packaging

The Aricent ISS is available in three distinct versions with different combination of suites. The three different versions of ISS are:

  • The Workgroup version, for simple Layer 2 managed switches
  • The Enterprise version,  for applications that need Ethernet switching and IP routing (IPv4 and IPv6)
  • The Metro version, for metro Ethernet and carrier Ethernet deployments

ISS product suites include:

Layer 2 Switching

This suite consists of Layer 2+ protocols for developing the next generation of managed switching products. It includes support for VLAN, GVRP/GMRP, RSTP/MSTP, IGMP snooping, MLD snooping, Link Aggregation (LA), Ethernet priority provisioning (802.1p), Port -Based Authentication with EAP (802.1x), Power Over Ethernet (POE), Rate Control per port, Broadcast Storm control, and Port Mirroring.

Layer 2 High Availability

This suite provides redundancy support for the Layer 2 Protocol stacks (including Layer 2 Multiple instances) used to provide high availability solutions in a carrier-grade network. Aricent is the first to introduce this proprietary hot standby L2 control plane.

Quality of Service (QoS)

This suite allows equipment vendors to easily deploy revenue-enabling services and includes 802.1p, DiffServ and configurable Access Control Lists.

Multi Protocol Label Switching (MPLS) Layer 2 VPN

This suite supports development of MPLS Layer2 VPN devices. Protocols and features include MPLS Label Stack Encoding, MPLS Label distribution by LDP, RSVP Extensions, Pseudo Wire support using LDP, and Pseudo Wire Encapsulation methods for Ethernet transport over MPLS.

IPv4 Multicast Routing

This suite provides excellent multicast routing features including IGMP router (v1, v2 and v3), PIM-SM, PIM-DM, and DVMRP.

IPv6 Unicast Routing

This suite assists in development of IPv6-based equipment. Protocols and features include static routing, RIPv6, OSPFv3, and route redistribution.

IPv6 Multicast Routing

This suite uses a full-featured IP stack for development of multicast-enabled IPv6-based devices. Protocols and features include PIM-SMv6 and the Multicast Listener Discovery-v1.

Advanced Layer 2 Switching

This suite incorporates advanced features for architecting advanced Ethernet-based services, including unique carrier-class support for multiple instances of VLAN, RSTP, MSTP, IGS and MLDS for VPN services, Ethernet OAM (802.3ah), Provider Bridging (802.1ad), 802.1Q tunneling (VLAN stacking or Q-in-Q), 802.1ag (ECFM) and others.

IPv4 Unicast Routing

This suite enables building of routers and other Layer 3 enabled devices. Its protocols and features include static routing, inter VLAN routing, route redistribution, RIP v1/v2, OSPFv2 , BGPv4 and others.

Management

Extremely feature-rich and configurable, this suite provides a standard CLI with a context-sensitive Help, Multi-session telnet server and multiple levels of user privileges. It also includes a configurable Web user interface (with an embedded HTTP server, HTTP). It supports SNMP v1, v2c, v3 and all other applicable MIBs.

Chassis Management

This suite allows the solution to be scaled across various types of systems, from pizza-box to chassis-based. Within a chassis system, various line-modules/line-cards can be inter-connected to form a single system.

Redundancy Management

This portable software implementation provides fault-tolerance for software and firmware components in the system. The Redundancy Manager supports Hot Standby.

Benefits

Aricent IMS leverages our global expertise in co-creating communications infrastructure products for world-leading manufacturers. Key benefits include:

Modular and Extensible Architecture

With its modular and extensible architecture, the ISS offers developers the flexibility to add, remove, and modify features. Its portable design, along with a hardware abstraction layer that provides well-defined interfaces, allows its rapid integration with a variety of Operating Systems (OS), CPUs, and merchant silicon chipsets. ISS also includes porting libraries for popular RTOSs such as VxWorks and Embedded Linux.

Easy Management and Configuration

IMS offers easy management and configuration through its extensive and customizable Web-based GUI and CLI. It can also be managed through the SNMP-based manager. Secure access is enabled using secure HTTP or a Secure Shell.

Reference Designs

The ISS is available and optimized for performance on multiple reference designs carrying the industry’s leading switch chipsets, Real-Time Operating Systems (RTOSs), and CPUs.

Enhanced Return on Investment (ROI)

The ISS solution significantly enhances the ROI by dramatically reducing the time and cost of the product development cycle. It facilitates a major part of product feature development, testing, integration, interoperability testing, and solution certification procedures.

Aricent offers a range of feature-rich and cost-effective OEM-ready solutions complete with hardware reference designs, enabling OEMs to considerably reduce time-to-market. These offerings combine fully-integrated protocol software and configuration and management libraries, are referenced on popular target platforms, and are tested for interoperability, reliability, stability, and optimal performance.

Mature and Proven Solution

The Aricent ISS is one of the most mature, field-proven solutions in the industry, having met the advanced routing and management requirements of several global equipment manufacturers. It undergoes a comprehensive quality assurance validation that includes protocol component validation, system validation, and stress & scalability tests.

Ready Triple Play Support

The ISS is completely integrated to support 802.1Q and 802.1p, IGMP snooping, GMRP and configurable ACLs. This allows different types of data to be sent over different VLANs. With silicon support, the solution allows device makers to support triple play voice, video and data networks.

Next-Generation Ethernet Services Supported

The Aricent ISS allows development of next-generation Metro Ethernet devices as it pre- integrates Metro Ethernet network requirements such as Enhanced Operations, Administration, and Maintenance (OAM); reliability, security, and scalability.

Strong Product Roadmap

Aricent is committed to ensuring interoperability and product adherence to evolving international standards. Modifications and enhancements are continuously made to its product roadmap based on market and client requirements.

Certification and Standards Compliances

Compliance with the very latest international standards has been ensured for all the mentioned features.

Platform Support

The ISS has been ported and tested on the following platforms:

  • RTOSs: MontaVista, HardHat, Linux, and VxWorks
  • Switching Silicon Support: Broadcom StrataXGS® and StrataSwitch®, Marvell® Prestera\Cheetah 2™, Agere
  • APPxx, SwitchCore Xpeedium™
  • CPUs: MPC and MIPS