Even though Linux lacks an explicit API to set the DSCP field in IPv4,
the TOS API is "DSCP compliant" in the interesting way that it masks
away the two least significant bits. Therefore, the minimum cost TOS
Even though Linux lacks an explicit API to set the DSCP field in IPv4,
the TOS API is "DSCP compliant" in the interesting way that it masks
away the two least significant bits. Therefore, the minimum cost TOS