Clik here to view.
Secret CEF Attributes, Part 1
Welcome to the first in a series of articles that will explore some of the interesting properties we can insert into CEF, Cisco’s implementation of the Forwarding Information Base (FIB) in Layer-3...
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CEF Secret Attributes, Part 2
In Part 1 we saw there were three markings that can be potentially applied to a prefix in CEF. They are the Precedence, qos-group and traffic_index. It’s unfortunate these terms were used because we...
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CEF Secret Attributes, Part 3
In Part 1 we saw we can mark prefixes in CEF with certain attributes that might give us interesting things to play with. In Part 2 we found we could track traffic patterns with the traffic_index tag....
View ArticleClik here to view.
Secret CEF Attributes, Part 5
So far we’ve explored some very cool features of CEF and the attributes we can push into the FIB to identify certain kinds of traffic. We can color the prefixes in the RIB and FIB with a particular...
View ArticleClik here to view.
Secret CEF Attributes Part 6, The BGP Connection
In the first five parts of this series we covered all the steps necessary to distribute QoS and monitoring to a large backbone. I guess at this point I should mention that this technology has a name...
View ArticleSecret CEF Attributes, Part 1
Welcome to the first in a series of articles that will explore some of the interesting properties we can insert into CEF, Cisco’s implementation of the Forwarding Information Base (FIB) in Layer-3...
View ArticleCEF Secret Attributes, Part 2
In Part 1 we saw there were three markings that can be potentially applied to a prefix in CEF. They are the Precedence, qos-group and traffic_index. It’s unfortunate these terms were used because we...
View ArticleCEF Secret Attributes, Part 3
In Part 1 we saw we can mark prefixes in CEF with certain attributes that might give us interesting things to play with. In Part 2 we found we could track traffic patterns with the traffic_index tag....
View ArticleSecret CEF Attributes, Part 5
So far we’ve explored some very cool features of CEF and the attributes we can push into the FIB to identify certain kinds of traffic. We can color the prefixes in the RIB and FIB with a particular...
View ArticleSecret CEF Attributes Part 6, The BGP Connection
In the first five parts of this series we covered all the steps necessary to distribute QoS and monitoring to a large backbone. I guess at this point I should mention that this technology has a name...
View Article
