Chapter 1 Product Overview
Hardware Features
Table | 4G LTE LED Descriptions (continued) | ||
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LED |
| Color | Description |
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SIM |
| Green / Yellow (one | SIM in slot 0 is active, SIM in slot 1 is not. |
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| green blink followed by |
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| two yellow blinks) |
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| Yellow / Green (one | SIM in slot 1 is active, SIM in slot 0 is not. |
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| yellow blink followed |
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| by two green blinks) |
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| Off / Green (two green | No SIM in slot 0, SIM present in slot 1. |
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| blinks and then a pause) |
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| Green / Off (Slow single | SIM present in slot 0, no SIM in slot 1. |
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| green blink and then a |
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| pause) |
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| Off / Off | No SIM present in either slots. |
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3G/4G |
| Green (one blink and | For 1xRTT, EGPRS, or GPRS service. |
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| then a pause) |
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| Green (two blinks and | For EVDO, EVDO/1xRTT, or UMTS service. |
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| then a pause) |
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| Green (three blinks and | For EVDO/1xRTT RevA, HSPA, or HSUPA/HSDPA |
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| then a pause) | service. |
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| Green (four blinks and | For HSPA+ service. |
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| then a pause) |
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| Green (Solid) | For 4G/LTE service. |
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| Off | No Service. |
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Memory
The Cisco 819HG and Cisco 819G ISRs uses
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| Table | Memory Requirements for Cisco 819 ISRs |
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| Cisco 819HG | Cisco 819HGW | Cisco | |||
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| Cisco 819G | Cisco 819HWD | Cisco | |||
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| Memory Requirements | (with 3G) | (with WiFi) | (with 4G LTE) | ||||
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| 256 Compact Flash support in | Yes | — | — | ||||
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| IDE mode (internal) |
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| 1 GB Compact Flash support in | — | Yes | Yes | ||||
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| IDE mode (internal) |
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| 512 MB DRAM | Yes | — | — | ||||
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| 1 GB DRAM |
| — | Yes | Yes | |||
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| Cisco 819 Integrated Services Router Hardware Installation Guide |
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