Cisco 3845 Hardware Guide - Page 20

Built-In Ports Figure 10 Cisco 3845 Router Serial Number Location 121293, 781-00283-01 B0 NM1E6SW- 15x FastEthernet Ports 7x 8x 15x 7x 14x 6x 13x 5x 12x 4x 11x 3x 10x 2x 9x 1x 0x 8x 0x -48V Ext Pwr GE 11B00a/0s10e0-0T/x EN SN: XXXNNNNXXXX SN: XXXNNNNXXXX Note The serial number for Cisco 3825 and Cisco 3845 routers is 11 characters long. Cisco Product Identification Tool The Cisco Product Identification tool provides detailed illustrations and descriptions showing where to locate serial number labels on Cisco products. It includes the following features: • A search option that allows browsing for models using a tree-structured product hierarchy • A search field on the final results page making it easier to look up multiple products • End-of-sale products are clearly identified in results lists The tool streamlines the process of locating serial number labels and identifying products. Serial number information expedites the entitlement process and is important for access to support services. The Cisco Product Identification tool can be accessed at the following URL: http://tools.cisco.com/Support/CPI/index.do Built-In Ports Cisco 3800 series routers provide the following built-in ports: • Two 1000BASE-T Gigabit Ethernet ports with RJ-45 connectors for shielded twisted pair. One of these ports provides a slot for an optional small-form-factor pluggable (SFP) module. • One RJ-45 console port for connecting to a terminal. • One RJ-45 auxiliary port for connecting to a modem. • Two built-in USB 1.1 ports to support USB devices qualified and approved by Cisco. No approved USB devices are currently available, but enhancements are planned to provide additional flexibility and functionality. • Cisco Redundant Power System connector (Cisco 3825 router only). Overview of Cisco 3800 Series Routers 6 OL-5966-01