Cisco 4431 Integrated Services Router, which supports 3 Network Interface Modules (NIM) slots, delivers 500 Mbps to 1 Gbps aggregate throughput. This router also supports two kinds of DDRM, data plane and control/services plane, which make administrator easy to manage the router.
Figure 1 shows the appearance of Cisco ISR4431/K9.
Table 1 shows the Quick Specs.
|Product Code||Cisco ISR4431/K9|
|Aggregate Throughput||500 Mbps to 1 Gbps|
|Total onboard WAN or LAN 10/100/1000 ports||4|
|Enhanced service-module (SM-X) slot||0|
|NIM (Network Interface Modules) slots||3|
|Onboard ISC slot||1|
|DDRM (data plane)||2 GB (default) / 2 GB (maximum)|
|DDRM (control/services plane)||4 GB (default) / 16 GB (maximum)|
|Flash Memory||8 GB (default) / 32 GB (maximum)|
|Power-supply options||Internal: AC, DC, and PoE|
|Rack height||1 RU|
|Dimensions (H x W x D)||43.9 x 438.15 x 507.2 mm|
|Package Weight||20.88 Kg|
Figure 2 shows the front panel of Cisco ISR4431/K9.
|①||Power supply unit||③||Router power On/Off switch|
|②||LEDs||④||Optional power supply unit|
·LEDs include 12 indicators.
Table 2 shows the LED descriptions.
|PSU||Power Supply Unit (P0 and P1) Status||Green||PSU is on and is providing power.|
|Amber||PSU is on but with errors or in a failure condition.|
|Off||Power supply is turned off.|
|GE POE||Internal PoE Daughter Card Status||Green||PSU is installed and providing power|
|Amber||PSU is installed but in a failure condition.|
|Off||PSU is off.|
|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.|
|POE BOOST||Power Over Ethernet Boost Mode||Green||Two PoE power supplies are installed and operating in boost mode.|
|Off||This can mean one of the following:
·No PoE PSU installed.
·One PoE PSU installed.
·Two PoE PSUs installed and operating in redundant mode.
|ISC||ISC Slot Status||Green||PVDM4 is present and enabled.|
|Amber||Initialized with error.|
|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 ISR4431/K9.
|①||GE management port||⑤||Console port|
|②||Auxiliary port||⑥||GE Ports|
|③||USB Type A port||⑦||NIM Slots|
|④||USB Type B mini port|