Chapter 1 Cisco ASR 903 Router Overview
Cisco ASR 903 Router Features
Network Timing Interfaces
The RSP supports the following network timing interfaces:
•BITS input/output
•1 PPS input and
•2.048 or 10 MHz input and
•Time of Day (ToD) or 1 PPS input or output
Network timing interfaces support redundancy in a redundant RSP configuration. Network timing interfaces on a redundant RSP remain in operation while the RSP is in hot standby mode.
RSP Interfaces
Figure 1-3 summarizes the interfaces on the RSP module.
Figure | RSP Interfaces Summary |
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| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
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RUDY RSP |
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| SYNC |
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| ACT |
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| 1PPS | 1PPS | 1OMHZ | 1OMHZ |
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| PWR |
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| MEM |
| CONSOLE | IN | OUT | IN | OUT | TOD | BITS | MGMT | STAT |
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| ENET |
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281931
Label | Interface |
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1 | USB memory port |
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2 | USB console port |
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3 | Console port |
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4 | 1 PPS input timing port |
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5 | 1 PPS output timing port |
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6 | 10 MHz input timing port |
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7 | 10 MHz output timing port |
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8 | Time of Day (ToD) timing port |
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9 | BITS timing port |
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10 | Ethernet management port |
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For more information about installing the RSP, see RSP Installation, page
Cisco ASR 903 Router Hardware Installation Guide
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