ISRO2007-75

Question

When a host on network A sends a message to a host on network B, which address does the router look at?

• A. Port
• B. IP
• C. Physical
• D. Subnet mask

Answer 1

Routers works at layer 3 of the OSI model.

Layer 3 is associated with IP addresses thats why Router look at the IP address.

(B) IP