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Which feature automatically disables Cisco Express Forwarding when it is enabled?

Which feature automatically disables Cisco Express Forwarding when it is enabled?
A. multicast
B. IP redirects
C. RIB
D. ACL logging

2 thoughts on “Which feature automatically disables Cisco Express Forwarding when it is enabled?”

Ray says:

11/14/2019 at 12:10 PM

Right D
https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipswitch_cef/configuration/15-s/isw-cef-15-s-book/isw-cef-enable-disable.html

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1. tati says:
  
  01/09/2020 at 5:38 PM
  
  D
  
  If уou enable Cisco Express Forwarding and then create an access list that uses the log keyword, the packets that match the access list are not Cisco Express Forwarding switched. They are process switched. Logging disables Cisco Express Forwarding.
  
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