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Networking and Unix


IP QoS Lookup Table

 November 6th, 2013Nov 6th, 2013      

Every now and again I need to lookup an IP ToS or DSCP value and I spend a good couple of minutes hunting for a table that contains all the different values. In some situations the ToS field might have an ECN (Explicit Congestion Notification) flag set which will alter the ToS value but keep the DSCP value unchanged. Instead of looking everytime, I decided to put together a table and keep it online for future reference.

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General QoS