Which two characteristics would you describe as key differentiators for the Cisco ISR router compared to the competition? (Choose two.)

A.
Support of analog and digital voice connections

B.
Integration of WLAN access points

C.
Delivery of innovative security services as part of the self-defending network at wirespeed performance

D.
Decoupling the delivery of software from hardware on optional service modules

E.
Route network traffic down alternative paths to avoid congestion, which switches cannot do