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1
Cisco 1750 Router Overview
This chapter introduces the Cisco 1750 router, also referred to in this guide as “the
router,” and covers the following topics:
• Key Features
� Rear-Panel Ports and LEDs
� Front-Panel LEDs
� Router Memory
� Unpacking the Router
� Additional Required Equipment
Figure 1 shows the Cisco 1750 router.
Cisco 1750 Router Hardware Installation Guide
78-6169-02
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SLOT0 SLOT1 SLOT2 ETH PWR PORT0 PORT0 PORT0 ACT OK PORT1 PORT1 PORT1 COL Cisco 1700 SE RIE S ROUTER Key Features Figure 1 Cisco 1750 Router Key Features The Cisco 1750 router is a voice-and-data capable router that provides Voice-over-IP functionality (VoIP) and can carry voice traffic (for example, telephone calls and faxes) over an IP network. Using one to four WAN connections, the router links small-to-medium-size remote Ethernet and FastEthernet LANs to central offices. Table 1 lists the
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Key Features Table 1 Key Features (continued) Feature Description Cisco interface cards � Supports two slots for either WAN interface cards (WICs) or voice interface cards (VICs). � Supports one VIC-only slot. � Supports the following WICs: ISDN BRI (U and S/T), 56- or 64-kbps DSU/CSU, FT1/T1 DSU/CSU, high-speed serial, dual-serial, and 2Async/Sync. � Supports the following VICs: 2FXS, 2FXO, 2E&M. � Changes in WAN interface configuration can be made as your network requirements change. Conso
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Rear-Panel Ports and LEDs Rear-Panel Ports and LEDs This section describes the router rear-panel ports and LEDs, which are shown in Figure 2 and described in Table 2 and Table 3. Figure 2 Rear-Panel Components and LEDs Kensington-compatible WIC/VIC VIC Power switch locking socket slot 1 slot 2 Console port Cisco 1750 SLOT 1 SLOT 2 VIC VIC 2FXS 2FXO 1 SEE MANUAL BEFORE INSTALLATION 0 1 SEE MANUAL BEFORE INSTALLATION 0 THIS SLOT ACCEPTS ONLY VOICE INTERFACE CARDS CONSOLE SLOT 0 SLOT 1 OK SLOT 0
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Rear-Panel Ports and LEDs Table 2 Rear-Panel Connectors (continued) Connector/Slot Label/Color Description WIC/VIC slot SLOT 0 Supports either a Cisco WIC or VIC. For detailed information, refer to the Cisco WAN Interface Cards Hardware Installation Guide that comes with every card. WIC/VIC slot SLOT 1 Supports either a Cisco WIC or VIC. For detailed information, refer to the Cisco WAN Interface Cards Hardware Installation Guide that comes with every card. VIC slot SLOT 2 Supports one Cisc
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ETH SLOT1 SLOT2 SLOT0 PORT0 ACT PORT0 PORT0 PWR COL PORT1 PORT1 PORT1 OK Front-Panel LEDs Table 3 Rear Panel LEDs (continued) LED Label Color Description SLOT 2 OK Green On when a VIC is correctly inserted in the card slot. PVDM OK Green On when a packet voice data module (PVDM) is correctly inserted in the card slot. Front-Panel LEDs Use the router front-panel LEDs to determine network activity and status on the Ethernet port and on the WIC and VIC ports. The front-panel LEDs are illustrated
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Front-Panel LEDs Table 4 Front-Panel LEDs (continued) Cards LED Color Supported LED Meaning ACT Green – Blinks when there is network activity on the Ethernet port. COL Yellow – Blinks when there are packet collisions on the local Ethernet network. SLOTØ PORTØ Green ISDN On when the first ISDN B channel is connected. Serial and Blinks when data is being sent to or received from the port. CSU/DSU 2-port serial VIC-2E&M VIC-2FXO VIC-2FXS PORT1 – Serial and Off. CSU/DSU Green ISDN On when the firs
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Front-Panel LEDs Table 4 Front-Panel LEDs (continued) Cards LED Color Supported LED Meaning SLOT1 PORTØ Green ISDN On when the first ISDN B channel is connected. Serial and Blinks when data is being sent to or received from the port. CSU/DSU 2-port serial VIC-2E&M VIC-2FXO VIC-2FXS PORT1 – Serial and Off. CSU/DSU Green ISDN On when the first ISDN B channel is connected. 2-port serial Blinks when data is being sent to or received from the port. VIC-2E&M VIC-2FXO VIC-2FXS SLOT2 PORTØ Green VIC-2E
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Router Memory Router Memory This section describes the types of memory stored in the router and how to find out how much of each the router has. For instructions on how to upgrade memory in the router, refer to the “Installing and Upgrading Memory and Data Modules” appendix in this guide. Types of Memory The router has the following types of memory: � Dynamic RAM (DRAM)—This is the main storage memory for the router. DRAM is also called working storage and contains the dynamic configuration
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Router Memory Amounts of Memory Use the show version command to view the amount of DRAM, NVRAM, and Flash memory stored in your router. The following example shows the output of the show version command. The bold text displays the amount of memory stored in this router. 1750# show version Cisco Internetwork Operating System Software IOS (tm) C1700 Software (C1700-SV3Y-M), Experimental Version 12.0(19980308:184442) [syaji-grammy-v6 189] Copyright (c) 1986-1999 by cisco Systems, Inc. Compiled
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Unpacking the Router Unpacking the Router Table 1-5 lists the items that come with your router. All these items are in the accessory kit that is inside the box that your router came in. Table 1-5 Router Box Contents � Power cord (black) � Power supply � DB-25 to DB-9 adapter � Console cable, RJ-45 to DB-9 (light blue) � Product documentation Additional Required Equipment Depending on your local network and which Cisco WICs and VICs you install in your router, you might need other items listed
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Additional Required Equipment Table 6 Additional Required Equipment (continued) Equipment When You Use It Cisco VIC To make a voice connection, the router must have a supported VIC installed. The router supports up to three cards. You can either order the cards when ordering the router, and they will be installed for you, or you can order the cards separately, after receiving the router, and install them yourself. Straight-through This cable connects the router to the Ethernet LAN and the WI
