你可能感興趣的試題

Which statement is true about the internal link between the Routing Engine and the Packet-Forwarding Engine?（）

A.It is only used for exception traffic.
B.It is an FE link called fxp2.
C.It is rate-limited to avoid DDOS attacks.
D.It is only used to send the forwarding-table from the Routing Engine to the Packet-Forwarding Engine.

單項選擇題

If the PFE does not have a route to the destination address of a packet, which action will be taken?（）

A.The PFE floods the packet out of all interfaces.
B.The PFE drops the packet and sends a destination unreachable notification back to source device.
C.The PFE forwards the packet to the routing engine for furtherprocessing.
D.The PFE queues the packet and sends are quest for a layer3 lookup to the routing engine.