Some users ask some questions about the Difference between ISR 1000 and ISR 800 such as the difference between C1111-8P and C891F-K9. We know that the new ISR 1000 Series does not replace the ISR800 Series. You can continue to order the 800 Series after the ISR 1000 Series becomes orderable. A user’s question: Difference between C1111-8P vs. C891F-K9 “I’m thinking to implement…