Hi,

I use "nat44 add addr 10.1.1.2-10.1.1.254", in the hope that in2out traffic
can use any of the source IP in the range.

However, when I generate in2out traffic composing 65536 different internal
source IP (with the same source port), only 10.1.1.2 is used for external
source IP, and allocated 20162 port number. That means only 20162 internal
IP get translated, while the rest are dropped. I am wondering why it does
not allocate other addresses in the pool (e.g., 10.1.1.3)?

Here are the output of show nat44 detail:
10.1.1.2
  tenant VRF independent
  0 busy udp ports
  20162 busy tcp ports
  0 busy icmp ports
10.1.1.3
  tenant VRF independent
  0 busy udp ports
  0 busy tcp ports
  0 busy icmp ports
.... (all following shows 0 busy ports).

Thanks,
-- 
Yuliang Li
PhD student
Department of Computer Science
Yale University
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