Cisco ISR4321/K9 4321 Integrated Service Router is design to deliver advanced services to the small enterprise branch environment. It delivers 50Mbps thoughtput by default. With pay-as-you-grow performance, you can increase forwarding capacity to 100Mbps by buying FL-4320-PERF-K9 licenses.
Quick Specs
Figure 1 shows the appearance of Cisco ISR4321/K9.
Table 1 shows the Quick Specs.
| Product Code | Cisco ISR4321/K9 |
| Aggregate Throughput | 50 Mbps to 100 Mbps |
| Total onboard WAN or LAN 10/100/1000 ports | 2 |
| RJ-45-based ports | 2 |
| SFP-based ports | 1 |
| NIM (Network Interface Modules) slots | 2 |
| Onboard ISC slot | 1 |
| Memory | 4 GB (default) / 8 GB (maximum) |
| Flash Memory | 4 GB (default) / 8 GB (maximum) |
| Power-supply options | External: AC and PoE |
| Rack height | 1 RU |
| Dimensions (H x W x D) | 44.55 x 369.57 x 294.64 mm |
| Package Weight | 9.19 Kg |
Product Details
Figure 2 shows the LEDs on the front panel of the Cisco ISR4321/K9.
·There are eight LEDs on the front panel.
Table 2 shows the description of these LEDs.
| LEDs | Represents | Color | Description |
| POE0 | POE PSU | Green | PoE is on and providing power. |
| Amber | PoE is in a failed condition. | ||
| Off | PoE supply is not present. | ||
| FLASH | System Flash Status | Blinking Green | Compact flash/eUSB flash is present and currently being accessed. |
| TEMP | Temperature Status | Solid green | All temperature sensors in the system are within acceptable range. |
| Amber | One or more temperature sensors in the system are outside the acceptable range. | ||
| Off | Temperature is not being monitored. | ||
| PWR | System Power | Green | System power is on and functioning correctly. |
| Green blinking | System power is in the process of shutting down. | ||
| Amber | System power is up, but low level initialization failed. | ||
| Amber blinking | System power is up, but the system failed to come out of reset. | ||
| Off | System power is off. | ||
| SSD | mSATA Slot Status | Green | SSD mSATA is present and enabled. |
| Amber | Initialized with error. | ||
| Off | Not present. | ||
| ISC | ISC Slot Status | Green | PVDM4 is present and enabled. |
| Amber | Initialized with error. | ||
| Off | Not present. | ||
| FAN | Fan Status | Green | All fans are operating. |
| Amber | One fan has stopped working. | ||
| Blinking Amber | Two or more fans have stopped working, or the fan tray has been removed. | ||
| Off | Fans are not being monitored. | ||
| STAT | System Status | Solid green | System operating normally. |
| Blinking amber | BIOS/Rommon is booting. | ||
| Amber | BIOS/Rommon has completed booting, and system is at Rommon prompt or booting platform software. | ||
| Off | System is not out of reset or BIOS image is not loadable. |
Figure 3 shows the back panel of Cisco ISR4321/K9.
Note:
| ① | Grounding | ⑦ | GE 0/0/1 (copper cable) port |
| ② | Power switch | ⑧ | GE 0/0/0 SFP (fiber-optic) port |
| ③ | Power input connector | ⑨ | NIM slots |
| ④ | GE “MGMT” port (with USB port below) | ⑩ | GE 0/0/0 RJ-45 (copper cable) port |
| ⑤ | USB Type B mini port | ⑪ | Auxiliary port |
| ⑥ | Console port | ||
·The NIMs support 2 single-wide or 1 double-wide.
The Modules, Cards, Licenses & Accessories
Cisco ISR4321/K9 is one of the Cisco 4000 series routers, which support new modules & cards slots, such as NIM, ISC, etc. Besides, Cisco ISR4321/K9 can upgrade by licenses.
Table 3 shows some recommended modules, cards, licenses and several cables.
| Items | Models | Description |
| License | L-SL-4320-APP-K9= | Cisco AppX license L-SL-4320-APP-K9= with 200 conns/ISRWAAS or 750 conns/vWAAS |
| Smart Serial Cables | CAB-SS-449FC | Cisco CAB-SS-449FC RS-449 Cable, DCE Female to Smart Serial, 10 Feet |
| Console and Auxillary Cables | CAB-CONSOLE-RJ45 | Cisco CAB-CONSOLE-RJ45 Console Cable 6ft with RJ45 and DB9F |
| CAB-CONSOLE-USB | Cisco CAB-CONSOLE-USB Console Cable 6 ft with USB Type A and mini-B | |
| Network Interface Modules | NIM-2CE1T1-PRI | Cisco Multiflex Trunk Voice and WAN network interface module |
| NIM-1MFT-T1/E1 | Cisco Fourth-Generation Multiflex Trunk Voice and WAN network interface module | |
| NIM-4E/M | Analog voice network interface card (ear and mouth) | |
| NIM-2FXS | Cisco Analog voice network interface card NIM-2FXS | |
| NIM-2FXS/4FXO | Cisco Analog voice network interface card NIM-2FXS/4FXO | |
| SFPs for On-Board GE Ports | GLC-LH-SMD | Cisco GLC-LH-SMD 1000BASE-LX/LH SFP transceiver module, MMF/SMF, 1310nm, DOM |
| GLC-ZX-SMD | Cisco GLC-ZX-SMD 1000BASE-ZX SFP transceiver module, SMF, 1550nm, DOM | |
| GLC-SX-MMD | Cisco GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM |
Compare to Similar Items
| Models | ISR4451-X/K9 |
ISR4431/K9 | ISR4351/K9 | ISR4331/K9 | ISR4321/K9 |
| Aggregate Throughput | 1 Gbps to 2 Gbps |
500 Mbps to 1 Gbps |
200 Mbps to 400 Mbps |
100 Mbps to 300 Mbps |
50 Mbps to 100 Mbps |
| Total onboard WAN orLAN 10/100/1000 ports | 4 | 4 | 3 | 3 | 2 |
| RJ-45-based ports | 4 | 4 | 3 | 2 | 2 |
| SFP-based ports | 4 | 4 | 3 | 2 | 1 |
| Enhanced service-module slots | 2 | 0 | 2 | 1 | 0 |
| NIM slots | 3 | 3 | 3 | 2 | 2 |
| Onboard ISC slot | 1 | 1 | 1 | 1 | 1 |
| Rack height | 2 | 1 | 2 | 1 | 1 |
Reviews
There are no reviews yet.