Hardware Installation Guide
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Contents 4 C H A P T E R A A P P E N D I X Configuring the Clock Card 4-1 Minimum Software Requirements 4-1 Configuration and Diagnostic Cisco IOS Commands for the Clock Card 4-2 Clock Source Paths A-1 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iv OL-26705-01
Contents 4 C H A P T E R A A P P E N D I X Configuring the Clock Card 4-1 Minimum Software Requirements 4-1 Configuration and Diagnostic Cisco IOS Commands for the Clock Card 4-2 Clock Source Paths A-1 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iv OL-26705-01
Hardware Installation Guide
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...for installing and removing the clock card in the Cisco uBR7246 VXR. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for Installation Chapter 3 Chapter 4 Removing and Installing the Clock Card Configuring the Clock Card Appendix A Clock Source Paths Description...explains how to install and configure the Cisco Cable Clock Card field-replaceable unit used in the Cisco uBR7246 VXR universal broadband router. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR Universal Broadband Router v Describes...
...for installing and removing the clock card in the Cisco uBR7246 VXR. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for Installation Chapter 3 Chapter 4 Removing and Installing the Clock Card Configuring the Clock Card Appendix A Clock Source Paths Description...explains how to install and configure the Cisco Cable Clock Card field-replaceable unit used in the Cisco uBR7246 VXR universal broadband router. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR Universal Broadband Router v Describes...
Hardware Installation Guide
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... Documentation and Submitting a Service Request" section, next. For software configuration information, including detailed configuration information for the Cisco uBR7246VXR Universal Broadband Router vi OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco Cable Clock Card, refer to the Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide. - For hardware installation, troubleshooting, and maintenance information...
... Documentation and Submitting a Service Request" section, next. For software configuration information, including detailed configuration information for the Cisco uBR7246VXR Universal Broadband Router vi OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco Cable Clock Card, refer to the Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide. - For hardware installation, troubleshooting, and maintenance information...
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... and outside commercial cable vendors. Repeat Steps 1 and 2 for the Cisco uBR7246VXR Universal Broadband Router 3-6 OL-26705-01 Connecting a Clock Card Interface Cable Chapter 3 Removing and Installing the Clock Card Connecting a Clock Card Interface Cable You can ... clock card. To connect DB-15 T1 cables to the clock card, follow these steps: Step 1 Attach the DB-15 T1 cable directly to Chapter 4, "Configuring the Clock Card." Figure 3-2 Connecting a Clock Card Cable-Front View PRI ENABLE LOS ACTIVE HOLDOVER FREERUN SEC FAULT DB-15 T1 cable uBR...
... and outside commercial cable vendors. Repeat Steps 1 and 2 for the Cisco uBR7246VXR Universal Broadband Router 3-6 OL-26705-01 Connecting a Clock Card Interface Cable Chapter 3 Removing and Installing the Clock Card Connecting a Clock Card Interface Cable You can ... clock card. To connect DB-15 T1 cables to the clock card, follow these steps: Step 1 Attach the DB-15 T1 cable directly to Chapter 4, "Configuring the Clock Card." Figure 3-2 Connecting a Clock Card Cable-Front View PRI ENABLE LOS ACTIVE HOLDOVER FREERUN SEC FAULT DB-15 T1 cable uBR...
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...; Minimum Software Requirements, page 4-1 • Configuration and Diagnostic Cisco IOS Commands for the Cisco uBR7246VXR Universal Broadband Router 4-1 4 C H A P T E R Configuring the Clock Card To continue the Cisco Cable Clock Card installation, you must use Cisco IOS Release 12.1(3a)EC1 or later. If you are configuring the clock card with a Cisco uBR-MC16S or Cisco uBR-MC16E cable interface line card.
...; Minimum Software Requirements, page 4-1 • Configuration and Diagnostic Cisco IOS Commands for the Cisco uBR7246VXR Universal Broadband Router 4-1 4 C H A P T E R Configuring the Clock Card To continue the Cisco Cable Clock Card installation, you must use Cisco IOS Release 12.1(3a)EC1 or later. If you are configuring the clock card with a Cisco uBR-MC16S or Cisco uBR-MC16E cable interface line card.
Hardware Installation Guide
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... Displays critical information about the router, including critical clock card information, if a clock card is installed. Configuration and Diagnostic Cisco IOS Commands for the Clock Card Chapter 4 Configuring the Clock Card Configuration and Diagnostic Cisco IOS Commands for the Cisco uBR7246VXR Universal Broadband Router 4-2 OL-26705-01 cable clock clear-counters Instructs the router to reset the...
... Displays critical information about the router, including critical clock card information, if a clock card is installed. Configuration and Diagnostic Cisco IOS Commands for the Clock Card Chapter 4 Configuring the Clock Card Configuration and Diagnostic Cisco IOS Commands for the Cisco uBR7246VXR Universal Broadband Router 4-2 OL-26705-01 cable clock clear-counters Instructs the router to reset the...
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...A A P P E N D I X The schematics in this appendix display the various clock source paths established by the Cisco Cable Clock Card in a Cisco uBR7246 VXR depending on your external connection(s) and configuration. Figure A-1 Primary External Clock Source PA PRI SRC Midplane clk mux Port adapters w/ internal clocking PA PA External SRCs PRI SEC... No cable clock source-midplane Cable clock force primary (default) Clock card primary source to midplane 8 kHz 31498 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router A-1
...A A P P E N D I X The schematics in this appendix display the various clock source paths established by the Cisco Cable Clock Card in a Cisco uBR7246 VXR depending on your external connection(s) and configuration. Figure A-1 Primary External Clock Source PA PRI SRC Midplane clk mux Port adapters w/ internal clocking PA PA External SRCs PRI SEC... No cable clock source-midplane Cable clock force primary (default) Clock card primary source to midplane 8 kHz 31498 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router A-1