packet forwarding on ASR9k line card through fabric and out another line card
Answer
Step 1 – incoming interface on LC
Step 2 – NP Mapped to incoming interface on LC
Step 3 – FIA on incoming interface
Step 4 – local XBAR on local FC
Step 5 – XBAR on switch fabric
Step 6 – FIA on outgoing NP
Step 7 – NP Mapped to outgoing interface on outgoing LC
Step 8 – outgoing interface
A.
B.
C.
D.
