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C2911-CME-SRST/K9 Overview
C2911-CME-SRST/K9 is a Cisco 2911 router bundled with Voice Bundle w/PVDM3-16, FL-CME-SRST-25, UC License PAK.
When Unified CME is used in SRST mode, it provides more call processing features for the IP phones than those are available with the SRST feature on a router. In addition, to the SRST features such as call preservation, auto-provisioning, and failover, Unified CME in SRST mode also provides most of the Unified CME telephony features for the SCCP phones, including:
- Paging
- Conferencing
- Hunt groups
- Basic automatic call distribution (B-ACD)
- Call park, call pickup, call pickup groups
- Overlay-DN, softkey templates
- Cisco IP Communicator
- Cisco Unified Video Advantage
- Integration with Cisco Unity with MWI support at remote sites, with distributed Microsoft Exchange or IBM Lotus Domino server
Table 1 shows the Quick Specs of the C2911-CME-SRST/K9.
| Product Code | C2911-CME-SRST/K9 |
| Bundle | 2911 Voice Bundle w/PVDM3-16,FL-CME-SRST-25, UC License PAK |
| 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 |
Note:
| ? | On/Off switch | ? | Optional RPS adapter(blank panel shown) |
| ? | AC power connector | ? | LEDs area |
Note:
| ? | Compact flash 0 and 1 (0, right) | ? | 10/100/1000 Ethernet port GE 0/0 |
| ? | EHWIC 0,1,2 and 3 (0, far right) | ? | USB 1 |
| ? | USB serial port | ? | Ground connector |
| ? | Console port | ? | USB 0 |
| ? | AUX | ? | AC or DC or AC-POE Power module |
| ? | 10/100/1000 Ethernet port GE 0/1 and GE 0/2 (0/1, down) | ? | Service module slot 1 |
Modularity Features
Table 3 shows some recommended modules for this router.
| Models | Description |
| 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 vb EHWIC-1GE-SFP-CU |
| EHWIC-4ESG | Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
| ISM-SRE-300-K9 | Internal Services Module (ISM) with Services Ready Engine |
| 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 |
Compare to Similar Routers
Table 4 shows the comparison between CISCO2911/K9 and C2911-CME-SRST/K9.
| Model | CISCO2911/K9 | C2911-CME-SRST/K9 |
| Bundle | N/A | 2911 Voice Bundle w/PVDM3-16,FL-CME-SRST-25, UC License PAK |
| Interface | 3GE | 3GE |
| EHWIC slot | 4 | 4 |
| SIM Slot | 1 | 1 |
| SFP | 0 | 0 |
| Memory | 512 MB (installed) / 2 GB (max) | 512 MB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) | 256 MB (installed) / 8 GB (max) |
| Rack Unit | 2U | 2U |
