Memory; Internal Gps Module - Cisco 1120 Hardware Installation
Connected grid router
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Also See for 1120:
- Installation manual (164 pages) ,
- Quick start manual (10 pages) ,
- Manual (6 pages)
Table of Contents
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Router Hardware Description
Hardware Features
Memory
This router supports the three types of memory described in this section.
SD Flash Memory Module–See
card, which stores the router configuration and system data.
DDR2 SDRAM–The router features 1 GB of double data rate (DDR2) SDRAM.
Boot Flash–The router features 16 MB of boot flash memory, consisting of two 8 MB Serial Peripheral Interface (SPI)
flash devices. The boot flash supports the Common Flash Interface (CFI) standard.
Internal GPS Module
The router has an internal Global Positioning System (GPS), which provides precise time and location information to the
system.
GPS LED
You can view the GPS LED to determine the GPS state and whether or not it is successfully connected to a GPS satellite.
For information on the GPS LED, see
Specifications
Specification
Channels
Tracking sensitivity
Acquisition sensitivity
Fast TTFF (Cold start)
Error correction
Related Commands
Displaying GPS Current Time and Location for a Cisco CG-OS Router, page 31
Displaying GPS Current Time and Location for a Cisco IOS Router, page 31
Displaying GPS Current Time and Location for a Cisco CG-OS Router
Use the commands in this section to see the GPS current time and location.
Use the show gps time command to display the current GPS time:
CGR1120# show gps time
8:46:9.923 UTC Fri Sep 11 2011
Use the show gps location command to display the GPS latitude and longitude:
CGR1120# show gps location
Latitude: 37.4090637
Longitude -121.9523598
Displaying GPS Current Time and Location for a Cisco IOS Router
Use the commands in this section to see the GPS current time and location.
Use the show platform gps time command to display the current GPS time:
Using the SD Flash Memory Module, page 79
Router LED Locations and States, page
Description
12
-160 dBm
-148 dBm
38 sections
Space Based Augmentation Systems (SBAS)
31
for information about the router SD
85.
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