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Cisco C1121-4P User Manual

Cisco C1121-4P
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Prepare for Router Installation
Before you install the Cisco 1000 Series Integrated Services Routers, you must prepare your site for the
installation. This chapter provides pre-installation information, such as recommendations and requirements
that should be considered before installing your router.
See the following sections to prepare for installation:
Ethernet Connections
The IEEE has established Ethernet as standard IEEE 802.3. The routers support the following Ethernet
implementations:
Supports the Ethernet maximum length of 328
feet (100 meters).
1000BASE-T—1000 Mb/s full-duplex transmission over a
Category 5 or better unshielded twisted-pair (UTP) cable.
Supports the Ethernet maximum length of 328
feet (100 meters).
100BASE-T—100 Mb/s full-duplex transmission over a
Category 5 or better unshielded twisted-pair (UTP) cable.
Supports the Ethernet maximum length of 328
feet (100 meters).
10BASE-T—10 Mb/s full-duplex transmission over a
Category 5 or better unshielded twisted-pair (UTP) cable.
See the Cisco Modular Access Router Cable Specifications document at Cisco.com for information about
Ethernet cables, connectors, and pinouts.
RequiredToolsandEquipmentforInstallationandMaintenance
You need the following tools and equipment to install and upgrade the router and its components:
An ESD-preventive cord and a wrist strap
A number 2 Phillips screwdriver
Phillips screwdrivers: small, 3/16-in. (4 to 5 mm) and medium 1/4-in. (6 to 7 mm). You might need these
when you install or remove modules, and when you remove the cover (when you upgrade the memory
or other components)
Screws that fit your rack
A wire crimper
A wire for connecting the chassis to an earth ground: AWG 14 (2 mm²) or larger wire
An appropriate user-supplied UL or a CSA-certified ring terminal with an inner diameter of 1/4 in. (5 to
7 mm)
Hardware Installation Guide for the Cisco 1000 Series Integrated Services Router
29
Prepare for Router Installation
Prepare for Router Installation

Table of Contents

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Cisco C1121-4P Specifications

General IconGeneral
LAN Ports4
Integrated WirelessNo
Form FactorDesktop
Product TypeRouter
Connectivity TechnologyWired
Data Link ProtocolEthernet, Fast Ethernet, Gigabit Ethernet
Ports Qty4
Power Over Ethernet (PoE)Yes
Routing ProtocolOSPF, BGP, EIGRP
Remote Management ProtocolSNMP
Encryption AlgorithmAES, 3DES, DES
FeaturesFirewall, VPN support
Compliant StandardsIEEE 802.3, IEEE 802.3u
TypeRouter
PoE StandardsIEEE 802.3af
Power SupplyExternal AC adapter
Operating Temperature32°F to 104°F (0°C to 40°C)
Storage Temperature-4°F to 149°F (-20°C to 65°C)
Humidity10 - 95% (non-condensing)
Network/Transport ProtocolDHCP

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