Description
Introduction to the Shared Port Adapter
The SPA-1XCHSTM1/OC3 Cisco 1 Port Expansion module is an interface card designed for use in Cisco routers and switches. It provides a single port that can handle either SONET (Synchronous Optical Network) or SDH (Synchronous Digital Hierarchy) at OC-3 (Optical Carrier level 3) speeds. This module is designed to provide high-speed connectivity for a variety of network applications, including voice, data, and video.
The SPA-1XCHSTM1/OC3 module is a plug-in card that can be easily installed in a compatible Cisco router or switch. It supports hot-swappable insertion and removal, which means that it can be added or removed without disrupting network traffic. The module also supports both single-mode and multimode fiber optic connections, providing flexibility in network design.
The SPA-1XCHSTM1/OC3 module supports a range of networking protocols, including PPP (Point-to-Point Protocol), HDLC (High-Level Data Link Control), and ATM (Asynchronous Transfer Mode). It also supports a variety of Quality of Service (QoS) features, including traffic shaping and packet classification, which help to ensure that network traffic is prioritized appropriately.
Network Topology and Architecture
The SPA-1XCHSTM1/OC3 Cisco 1 Port Expansion Module is designed to provide high-speed WAN connectivity for Cisco routers and switches. The module supports a single Synchronous Transport Module Level-1 (STM-1) or Optical Carrier level 3 (OC-3) interface, which can be used to connect to WAN service providers or other network devices.
The network topology and architecture for the SPA-1XCHSTM1/OC3 module depends on the specific deployment scenario and the requirements of the network. However, in general, the module can be used in a variety of network topologies, including:
- Point-to-Point: In a point-to-point topology, the SPA-1XCHSTM1/OC3 module can be used to connect two network devices together over a dedicated link. This topology is often used for high-speed data transfer between two locations.
- Ring: In a ring topology, multiple network devices are connected in a circular configuration, with each device connecting to the device next to it. The SPA-1XCHSTM1/OC3 module can be used to connect devices in a ring topology, providing high-speed connectivity between devices.
- Star: In a star topology, multiple network devices are connected to a central hub or switch. The SPA-1XCHSTM1/OC3 module can be used to connect devices to the central hub, providing high-speed connectivity to the WAN.
- Mesh: In a mesh topology, multiple network devices are connected in a fully interconnected configuration, with each device connected to every other device. The SPA-1XCHSTM1/OC3 module can be used to connect devices in a mesh topology, providing high-speed connectivity between all devices.
In terms of network architecture, the SPA-1XCHSTM1/OC3 module can be used in a variety of architectures, including traditional hub-and-spoke architectures and more modern mesh architectures. The specific architecture will depend on the requirements of the network and the desired level of redundancy and resiliency.
Network Connectivity Options
The SPA-1XCHSTM1/OC3 Cisco 1 Port Expansion module provides a variety of network connectivity options, including:
- Optical Connectivity: The module supports both single-mode and multimode fiber optic connections. It uses LC-type connectors and supports a range of wavelengths, including 1310 nm and 1550 nm.
- SONET/SDH: The module supports both SONET and SDH network protocols, providing compatibility with a wide range of network equipment.
- Speeds: The module supports data rates up to OC-3 (155 Mbps), making it suitable for high-speed network applications.
- ATM: The module supports ATM (Asynchronous Transfer Mode) network protocol, which provides a flexible and efficient method for transmitting data over a network.
- HDLC and PPP: The module supports HDLC (High-Level Data Link Control) and PPP (Point-to-Point Protocol) network protocols, which are commonly used for connecting remote sites over a WAN (Wide Area Network).
General Information
- Manufacturer: Cisco
- Manufacturer Part Number: SPA-1XCHSTM1/OC3
- Product Name: 1-Port Channelized Shared Port Adapter
- Product Type: Shared Port Adapter
Technical Information
- Application/Usage: Data Networking
Interfaces/Ports
- Interfaces/Ports: 1 x OC-3/STM-1
- Interfaces/Ports Details: 1 x OC-3/STM-1
Miscellaneous
- Compatibility:
- Cisco Catalyst 6500 Series Switches
- Cisco 7600 Series Routers
- Cisco 12000 Series Routers
- Cisco XR 12000 Series Routers
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