Fast & Secure
CISCO3925/K9 Overview
The Cisco 3925 router, modular Services Performance Engine (SPE) 100, which can be upgraded for even higher performance as next-generation WAN environments evolve.
Quick Specs
Figure 1 shows the appearance of the CISCO3925/K9.
Table 1 shows the Quick Specs of the CISCO3925/K9.
| Product Code | CISCO3925/K9 |
| Services Performance Engine module | w/SPE 100 |
| Rack Units | 3U |
| Interfaces | 3 integrated 10/100/1000 Ethernet ports with 2 ports capable of RJ-45SFP connectivity |
| Expansion Slot(s) | 2 service module slots
1 Internal Services Module slot 4 onboard digital signal processor (DSP) slots 4 Enhanced High-Speed WAN Interface Card (EHWIC) slots |
| RAM | 1 GB (installed) / 2 GB (max) |
| Flash Memory | 256 MB (installed) / 8 GB (max) |
| Dimensions | 47.6 cm x 43.8 cm x 13.3 cm |
| Package Weight | 27.78 Kg |
Product Details
Figure 2 shows the front panel of the Cisco 3925 router.
Note:
On/Off switch Power connector LEDs area
Table 2 shows the LEDs area description.
| LED | Description | |
| SYS status LED | Solid green | Solid green indicates normal operation. |
| Blinking green | System is bootingis in ROM monitor mode. | |
| Amber | System error. | |
| Off | Power is offsystem board is faulty. | |
| ACT status LED | Solidblinking green | Solidblinking indicates packet activity between the forwarding and routing engine and any I/O port. |
| Off | No packet transfers are occurring. | |
| POE | Green | IP phone power is on. |
| Amber | IP phone power is not on. | |
| PS1 / PS2 | Green | System is running. |
| Amber | System is not running. |
Figure 3 shows the back panel of the Cisco router 3925/K9 with LEDs.
Note:
Compact flash 0 and 1 (0, right) ISM PVDM3 0,1,2 and 3 (0, far right) EN (Enable USB console) EN (Enable RJ-45 console) SFP S SFP EN S (Speed) 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 10 Mb/s. | Back Panel |
| 2 blink + pause | GE port operating at 100 Mb/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 0,1,2 and 3 | Green | PVDM is initialized. | Back Panel |
| Amber | PVDM is detected but not initialized. | ||
| Off | No PVDM installed. | ||
| SFP S | Blinking green | Blinking frequency indicates port speed. | Back Panel |
| SFP EN | Off | Not present. | Back Panel |
| Green | Present and enabled. | ||
| Amber | Present with failure. |
Figure 4 shows the back panel of the Cisco 3925 router with slots and ports.
Note:
Compact flash 0 and 1 (0, right) EHWIC 0,1,2 and 3 (0, far right) USB serial port RJ-45 serial console port AUX port SFP 1 and SFP 2 (2, top)
10/100/1000 Ethernet port GE 0/1 and GE 0/2 (GE 0/1, down) 10/100/1000 Ethernet port GE 0/0 USB 0 and USB 1 (1,top) Ground Service module slots
Figure 5 shows the SPE area and you can upgrade these slots and ports directly by one SPE module.
The Cisco 3900 Series offers field-replaceable SPEs which allow you to protect your initial investment in the Cisco 3900 platform for a longer time period and scale router performance as your network and branch-office needs grow.
Modules and License
Table 4 shows modules and licenses for this router.
|
Models |
Description |
|
C3900-SPE100/K9 |
Cisco Services Performance Engine 100 for Cisco 3925 ISR. (It’s a configured item in the CISCO3925/K9.) |
|
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-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
|
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-FL-39-HSEC-K9 |
Cisco 3900 License L-FL-39-HSEC-K9 U.S. Export Restriction Compliance license for 3900 series |
|
L-FL-39-SNA |
Cisco 3900 Router License – FL-39-SNA SNA E-Delivery License for Cisco 3925/3945 for Cisco 3900 Series |
|
L-SL-39-APP-K9 |
Cisco Application Experience License ISR 3900 series – includes licenses for: AppX, DATA and WAASX. |
|
L-SL-39-SEC-K9 |
Cisco 3900 License L-SL-39-SEC-K9 Security E-Delivery PAK for Cisco 3900 Series |
|
L-SL-39-UC-K9 |
Cisco 3900 License L-SL-39-UC-K9 Unified Communication E-Delivery PAK for Cisco 3900 Series |
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