Q What power cables work with the Cisco 4000 Series?
A All power-supply options for the 4000 Series use a standard IEC C13 connector. No special IEC C15 cord is necessary for the Power over Ethernet (PoE) power supply because higher-efficiency power supplies (85 percent) are used in the 4000 Series. This cord thus helps lower the maximum current the power supplies can draw.
Q How many dual inline memory modules (DIMMs) does the Cisco ISR4431/K9 have?
A The Cisco ISR4431/K9 has three DIMM slots.
Q What memory upgrade options are available on the Cisco 4000 Series?
A The 4000 Series has separate data and control-plane memory. The control-plane memory comes with 4 GB as the default, and is upgradable up to 16 GB based on various platforms. The data-plane memory comes with 2 GB as the default and is not currently upgradable.
Q What is the isr4431 k9?
A The isr4431 k9 is a Cisco Integrated Services Router (ISR) that provides high-performance connectivity and security for branch offices and remote sites. It supports a range of connectivity options, advanced security features, and application services for efficient network management.