Cisco Systems 3745 Series, 3600 Series Proceed to Replacing the Cisco 3745 Mainboard section on

Page 23

Upgrading System Memory in Cisco 3745 Routers

Step 3 Hold the SODIMM component-side up, with connector edge (the metal fingers) away from you. Keep the sides of the SODIMM between your thumb and middle finger, with your forefinger against the far edge and opposite the connector edge. (See Figure 11.)

Figure 11 Handling a SODIMM

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Step 4 Tilt the SODIMM to the same angle as the socket, then insert the connector edge into the socket. Gently push into place until the plastic clips snap into place.

Caution It is normal to feel some resistance when installing a SODIMM, but do not use excessive force and do not touch the surface components.

Step 5 Check the two alignment holds and ensure that the plastic clips are visible. If necessary, carefully remove and reseat the SODIMM.

Step 6 If necessary, repeat Step 3 through Step 5 to install the top SODIMM.

Step 7 Proceed to either of the following as appropriate:

•“Replacing CompactFlash Memory Cards” section on page 23

•“Replacing the Cisco 3745 Mainboard” section on page 24

Replacing CompactFlash Memory Cards

To install a new CompactFlash memory card, follow these steps:

Step 1 Refer to Installing and Formatting Cisco 2691, Cisco 3631, and Cisco 3700 Series CompactFlash Memory Cards, available online at the following URL:

http://www.cisco.com/univercd/cc/td/doc/product/access/acs_mod/cis3700/hw_inst/hw_notes/ index.htm

Step 2 Proceed to “Replacing the Cisco 3745 Mainboard” section on page 24.

Upgrading System Memory in Cisco 3700 Series Routers

 

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Contents Upgrading System Memory in Cisco 3700 Series Routers Dram Memory CapacitiesDynamic Memory Memory ConfigurationsCompact Flash Memory Safety RecommendationsWaarschuwing Belangrijke Veiligheidsinstructies Safety WarningsWarnung Wichtige Sicherheitsanweisungen OBS! Spara Dessa Anvisningar OL-5423-02 Safety with Electricity Preventing Electrostatic Discharge Damage Tools and Equipment NeededUpgrading System Memory in Cisco 3725 Routers Removing the Cisco 3725 Router Cover Sdram Dimm Location and Orientation Replacing Cisco 3725 SdramSdramm Dimm Locations in the Cisco 3725 Router Removing Sdram DIMMsProceed to the Installing Sdram DIMMs section on Replacing CompactFlash Memory Cards Installing Sdram DIMMsReplacing the Cover on a Cisco 3725 Router Replacing the Cisco 3725 CoverRemoving the Cisco 3745 Mainboard Tray Upgrading System Memory in Cisco 3745 RoutersReplacing Connections to the Router Captive Screws on a Cisco 3745 Router Removing the Front Panel from a Cisco 3745 Router Sdram Sodimm Location and Orientation Replacing Cisco 3745 SdramSdramm Sodimm Location in the Cisco 3745 Router Removing Sdram SODIMMsInstalling Sdram SODIMMs Proceed to Replacing the Cisco 3745 Mainboard section on Inserting the Mainboard into a Cisco 3745 Router Replacing the Cisco 3745 MainboardInstalling the Front Panel on a Cisco 3745 Router Reinstall the chassis on a rack or desktop Cisco.com Using the xmodem CommandObtaining Documentation Cisco Technical Support Website Documentation FeedbackObtaining Technical Assistance Ordering DocumentationObtaining Additional Publications and Information Submitting a Service RequestDefinitions of Service Request Severity Obtaining Additional Publications and Information

3745 Series, 3725 Series, 3600 Series specifications

Cisco Systems has a long-standing reputation in the networking industry, and its series of routers, notably the 3725, 3600, and 3745, epitomize the company’s commitment to delivering high-performance solutions. This article delves into the main features, technologies, and characteristics that define these router series.

The Cisco 3725 Series, introduced as part of the 3700 series, is designed to offer a reliable platform for medium-sized enterprises. It supports various network functionality, including advanced routing protocols such as RIP, EIGRP, and BGP. The 3725 features a modular design that allows for easy scalability and customization. With support for voice, video, and data applications, it also enables various WAN interfaces, including T1/E1, DSL, and Frame Relay. The integration of security features, such as firewall capabilities and VPN support, makes the 3725 a robust choice for organizations looking to enhance their network security.

In the same family, the Cisco 3600 Series serves as a versatile option suited for branch offices and enterprise environments. Renowned for its flexibility, the 3600 supports numerous networking modules, making it adaptable to changing needs. Its high-density interface options, including serial, Ethernet, and ISDN interfaces, allow for seamless connectivity to different types of networks. Additionally, the 3600 provides strong support for voice-over-IP (VoIP) applications, thus making it popular among businesses that wish to unify their communication services.

The Cisco 3745 Series builds upon the strengths of its predecessors with increased performance and additional features. It integrates VoIP capabilities, ensuring a high-quality experience for voice communications over data networks. With enhanced encryption options and advanced security measures, the 3745 is tailored for organizations with heightened security requirements. The router supports a wide range of applications, including web hosting and remote access services. Furthermore, its ability to incorporate various modules, such as interface cards and voice cards, results in a highly customizable networking solution.

Overall, Cisco's 3725, 3600, and 3745 Series routers exemplify the balance of performance, reliability, and flexibility. Designed to meet the demands of medium and large enterprises, these routers provide essential features like modularity, scalable interfaces, strong security, and support for various applications. Each series offers unique advantages, allowing organizations to select the most suitable solution based on their specific needs. As networking technology continues to evolve, these routers remain relevant, helping businesses adapt to changing landscapes.
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