CISCO3925E/K9 Overview
The Cisco 3925E router is designed for large branch offices, which delivers modular Services Performance Engine (SPE) 200.
Quick Specs
Figure 1 shows the appearance of the CISCO3925E/K9.
Table 1 shows the Quick Specs of the CISCO3925E/K9.
Product Code |
CISCO3925E/K9 |
Services Performance Engine module |
w/SPE 200 |
Rack Units |
3U |
Interfaces |
4 integrated 10/100/1000 Ethernet ports with 2 SFP ports |
Expansion Slot(s) |
2 service module slots 3 onboard digital signal processor (DSP) slots 3 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 |
23.52 Kg |
Product Details
Figure 2 shows the front panel of the Cisco 3925E/K9 router.
Note:
(1) |
(2) |
(3) |
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 booting or is in ROM monitor mode. |
|
Amber |
System error. |
|
Off |
Power is off or system board is faulty. |
|
ACT status LED |
Solid or blinking 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 |
IP phone power is on. |
Amber |
IP phone power is not on. |
|
PS1 / PS2 |
Green |
System is running. |
Amber |
System is not running. |
|
The back panel of CISCO3925E/K9 is similar with the CISCO3945E/K9 except that CISCO3925E has only 2 Services Module Slots.
Figure 3 shows the back panel of the Cisco router 3945E/K9 with LEDs, for reference only.
Note:
(1) |
Compact flash 0 and 1 (0, right) |
(5) |
S (Speed) |
(2) |
PVDM3 0,1, and 2 (0, far right) |
(6) |
L (Link) |
(3) |
EN (Enable USB console) |
(7) |
SFP S |
(4) |
EN (Enable RJ-45 console) |
(8) |
SFP EN |
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 |
PVDM3 0,1, and 2 |
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. |
The back panel of CISCO3925E/K9 is similar with the CISCO3945E/K9 except that CISCO3925E has only 2 Services Module Slots.
Figure 4 shows the back panel of the Cisco 3945E router with slots and ports, for reference only.
Note:
(1) |
EHWIC 0,1, and 2 (0, far right) |
(7) |
SFP 1 and SFP 2 (1, Top) |
(2) |
USB serial port |
(8) |
USB 0 and USB 1 (1, Left) |
(3) |
AUX port |
(9) |
Ground |
(4) |
RJ-45 serial console port |
(10) |
Service module slots |
(5) |
10/100/1000 Ethernet ports (GE 0/3, Top; GE 0/2, Bottom) |
(11) |
Compact flash 0 and 1 (0, right) |
(6) |
10/100/1000 Ethernet ports (GE 0/1, Top; GE 0/0, Bottom) |
||
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.
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.
Modularity Features
The Cisco 3925E router provides enhanced modular capabilities.
Table 4 shows modules for this router.
Models |
Description |
|
Cisco Services Performance Engine 200 for Cisco 3925E ISR (It's a configured item in the CISCO3925E/K9.) |
|
Enhanced EtherSwitch Service Module, L2/L3 switching, 16* 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
|
Enhanced EtherSwitch Service Module, L2/L3 switching, 24 * 10/100/1000 GE ports, Enhanced POE, Cisco EnergyWise technology |
|
Cisco Voice/WAN Card VWIC3-2MFT-G703 |
|
2-Port Serial WAN Interface Card Cisco Router High-Speed WAN Interface card |
|
Cisco 1900, 2900, 3900 Router EHWIC WAN Card EHWIC-1GE-SFP-CU |
|
Four port 10/100/1000 Base-TX Gigabit Ethernet switch interface card for Cisco 1900 2900 3900 Routers |
|
Internal Services Module (ISM) with Services Ready Engine |
|
16-channel high-density voice DSP module |
|
256MB to 1GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
256MB to 2GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
256MB to 512MB CF Upgrade for Cisco 1900,2900,3900 ISR |
|
256MB to 4GB Compact Flash Upgrade for Cisco 1900,2900,3900 |
|
1GB USB Flash Token |
The Licenses
The Cisco 3925E/K9 router supports to upgrade with Licenses.
Table 5 shows the recommended license.
Licenses |
Description |
Cisco 3900 License L-FL-39-HSEC-K9 U.S. Export Restriction Compliance license for 3900 series |
|
Cisco 3900 Router License - FL-39-SNA= SNA E-Delivery License for Cisco 3925/3945 for Cisco 3900 Series |
|
Cisco Application Experience License ISR 3900 series - includes licenses for: AppX, DATA and WAASX. |
|
Cisco 3900 License L-SL-39-SEC-K9 Security E-Delivery PAK for Cisco 3900 Series |
|
Cisco 3900 License L-SL-39-UC-K9 Unified Communication E-Delivery PAK for Cisco 3900 Series |
Compare to Similar Routers
Table 6 shows the comparison of Cisco 3900 Series Routers' four K9 models.
Model |
CISCO3925E/k9 |
|||
SPE |
w/SPE 100 |
w/SPE 150 |
w/SPE 200 |
w/SPE 250 |
Interface |
3GE |
3GE |
4GE |
4GE |
EHWIC slots |
4 |
4 |
3 |
3 |
SM slots |
2 |
4 |
2 |
4 |
ISM slots |
1 |
1 |
0 |
0 |
DSP |
4 |
4 |
3 |
3 |
SFP |
2 |
2 |
2 |
2 |
Rack Unit |
3U |
3U |
3U |
3U |
Get more information
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