The best Cisco A903-Fan

Cisco A903-Fan

The Cisco ASR 903 Router is a fully-featured aggregation platform designed for the cost-effective delivery of converged mobile and business services. With shallow depth, low power consumption, and an extended temperature range, this compact 3-rack-unit (RU) router provides high service scale, full redundancy, and flexible hardware configuration.

The Cisco ASR 903 Router expands the Cisco service provider product portfolio by providing a rich and scalable feature set of Layer 2 VPN (L2VPN) and Layer 3 VPN (L3VPN) services in a compact package. It also supports a variety of software features, including Carrier Ethernet features, Timing over Packet, and pseudowire.

The Cisco ASR 903 Router is positioned as a pre-aggregation router in IP RAN (GSM, UMTS, iMAX, CDMA, and LTE) networks or an aggregation router in Carrier Ethernet networks.

The Cisco ASR 903 Router has the following hardware features:

• 3-RU modular chassis designed for installation in a 300 mm European Telecommunications Standards Institute (ETSI) cabinet
• Dedicated slots in the chassis that support the following:
  • Up to six interface modules
  • Up to two Route Switch Processors (RSP)
  • Up to two AC or DC power supply units
  • One fan tray
• Network frequency, phase, and time inputs and outputs for network interfaces (SyncE and TDM), BITS, 1 PPS or 10 MHz and Timing over Packet (IEEE 1588-2008)
• Adjustable front and rear rail mounting locations
• Front panel access to power supplies, fan tray, RSPs, and interface modules
• Online insertion and removal (OIR) of RSP, interface modules, power supplies, and fan tray
• Discrete status LEDs on power supply, interface module, RSP, and fan tray units
• Four alarm dry contact inputs (either normally open or normally closed)
• Environmental monitoring and reporting functions
• LED indicators for critical, major, and minor alarms
• Side-to-side forced air cooling
• Temperature range

Conceptos Electronics

Fiber optic Parts