Cisco Asr 903 Router Features - Cisco ASR 903 Installation Manual

Overview
Note The Cisco ASR 903 Router and the Cisco ASR 903U Router are collectively referred to as the Cisco ASR
903 Router in this document. Any differences between the routers are specifically called out.
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.
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Cisco ASR 903 Router Features

The Cisco ASR 903 Router has the following hardware features:
• 3-RU modular chassis designed for installation in a 300 mm European Telecommunications Standards
• Dedicated slots in the chassis that support the following:
• Network frequency, phase, and time inputs and outputs for network interfaces (SyncE and TDM), BITS,
• Adjustable front and rear rail mounting locations
Cisco ASR 903 Router Features, on page 1
Interface Numbering, on page 44
Regulatory Compliance, on page 46
Institute (ETSI) cabinet
• Up to six interface modules
• Up to two Route Switch Processors (RSP)
• Up to two AC or DC power supply units
• One fan tray
1 PPS or 10 MHz and Timing over Packet (IEEE 1588-2008)
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
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