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CISCO2911/K9 Overview
The Cisco 2911 router, supporting voice module, is designed for medium-sized branch.
Quick Specs
Table 1 shows the Quick Specs of the Cisco 2911/K9.
| Product Code | Cisco 2911/K9 |
| Rack Units | 2RU |
| Interfaces | 3 integrated 10/100/1000 Ethernet ports (RJ-45 only) |
| Expansion Slot(s) | 1 service module slot
1 Internal Service Module slot 2 onboard digital signal processor (DSP) slots 4 enhanced high-speed WAN interface card slots |
| RAM | 512 MB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Dimensions | 43.8 cm x 30.5 cm x 8.9 cm |
| Package Weight | 16.15 Kg |
Note:
1. On/Off switch
2. AC power connector
3.Optional RPS adapter (blank panel shown)
4. LEDs area
*The switch and power connector of the 2911 is on the front bezel, below the LEDs. Furthermore, this router provides an optional Redundant Power System (RPS) adapter.
Table 2 shows the LEDs area description
| LED | Color | Description |
| SYS | Solid green | Solid green indicates normal operation. |
| Blinking green | System is booting or is in ROM monitor mode. | |
| Amber | System error. | |
| Off | Power is off or system board is faulty. | |
| ACT | Green | Solid or blinking indicates packet activity between the forwarding and routing engine and any I/O port. |
| Off | No packet transfers are occurring. | |
| PoE | Green | PoE is available. |
| Amber | Power supply is not supplying PoE power. | |
| RPS | Green | System is running on external RPS power supply. |
| PS | Green | System is running. |
| Amber | System is not running. |
Note:
1. Compact flash 1
2.Compact flash 0
3.ISM
4. PVDM3 1
5. PVDM3 0
6. EN (Enable USB console)
7. EN (Enable Rj-45 console)
8. S (Speed)
9. L (Link)
Table 3 shows the description of these LEDs on the back panel.
| LED | Color | Description | Location |
| CompactFlash 1 | Green | Flash memory is busy. | Back Panel |
| Amber | Initialized with error. | ||
| Blinking Green then turns off | CompactFlash is ready for removal. | ||
| CompactFlash 0 | Green | Flash memory is busy. | Back Panel |
| Amber | Initialized with error. | ||
| Blinking Green then turns off | CompactFlash is ready for removal. | ||
| S (Speed) | 1 blink + pause | GE port operating at 10Mb/s. | Back Panel |
| 2 blink + pause | GE port operating at 100Mb/s. | ||
| 3 blink + pause | GE port operating at 1000 Mb/s. | ||
| L (Link) | Green | GE link is established. | Back Panel |
| Off | No GE link is established. | ||
| EN (RJ-45 console port) | Green | The RJ-45 console port is active. | Back Panel |
| EN (USB serial console port) | Green | The USB console port is active. | Back Panel |
| ISM | Green | Initialized. | Back Panel |
| Amber | Initialized with error. | ||
| Off | Not installed. | ||
| PVDM3 0, and 1 | Green | PVDM is initialized. | Back Panel |
| Amber | PVDM is detected but not initialized. | ||
| Off | No PVDM installed. |
Note:
1. Compact flash 0 and 1 (0, right)
2. EHWIC 0,1,2 and 3 (0,far right)
3. USB serial port
4. Console port
5. AUX
6. 10/100/1000 Ethernet port GE 0/1 and GE 0/2 (0/1, down)
7. 10/100/1000 Ethernet port GE 0/0
8. USB 1
9. Ground connector
10. USB 0
11. AC or DC or AC-POE Power module
12. Service module slot 1
Cards and Licenses
Table 4 shows some recommended models for this router.
| Cards | Description |
| SM-ES3G-16-P | Enhanced EtherSwitch Service Module, L2/L3 switching, 16* 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
| SM-ES3G-24-P | Enhanced EtherSwitch Service Module, L2/L3 switching, 24 * 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
| VWIC3-2MFT-G703 | Cisco Voice/WAN Card VWIC3-2MFT-G703 |
| HWIC-2T | 2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
| EHWIC-1GE-SFP-CU | Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU |
| EHWIC-4ESG | Four port 10/100/1000 Base-TXGigabit Ethernet switch interface card for Cisco1900 2900 3900Routers |
| ISM-SRE-300-K9 | Internal Services Module (ISM) with Services Ready Engine |
| PVDM3-16 | 16-channel high-density voice DSP module |
| MEM-CF-256U1GB | 256MB to 1GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
| MEM-CF-256U2GB | 256MB to 2GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
| MEM-CF-256U512MB | 256MB to 512MB CF Upgrade for Cisco 1900,2900,3900 ISR |
| MEM-CF-256U4GB | 256MB to 4GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
| MEMUSB-1024FT | 1GB USB Flash Token |
| Licenses | Description |
| L-SL-29-SEC-K9= | Cisco 2900 License L-SL-29-SEC-K9 Security E-Delivery PAK for Cisco 2901-2951 |
| L-SL-29-APP-K9 | Cisco Application Experience License ISR 2900 Series – includes licenses for: AppX, DATA and WAASX |
| L-SL-29-SECNPE-K9 | Cisco 2900 License L-SL-29-SECNPE-K9 SEC No Payload Encryption E PAK for Cisco 2901-2951 |
| L-SL-29-UC-K9 | Cisco 2900 License L-SL-29-UC-K9= Unified Communication E-Delivery PAK for Cisco 2901-2951 |
