Silicom Ltd. Connectivity Solutions

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Rules classification fields

Rules classification is done based on the first 128 bytes of the packets. The following list provides rules classification fields



MAC address, source & destination



IPv4

– source & destination IP



IPv6

– source & destination IP



L4 Port

– source & destination port



Ethernet Protocol

– ethertype



IP Protocol num



VLAN ID tagging



User defined fields



DSCP

– match the different services code point – the six most significant bits of the Type of Service octet (IPv4) or Traffic Class

octet (IPv6).*



IPv6 Flow Label*



IP length*



ISL Frame Type*



ISL USER*



Source & destination port range*



VLAN priority*



VLAN tag type*



TCP flags*



TOS

– match Type of Service octet (IPv4) or Traffic Class octet (IPv6)*



TTL field in a IPv4 header or Hop Limit in a IPv6 header*



*Future SW supports

Execution per rule

The following Executions per rule are supported:



Drop

– when a rule matches the packet will be dropped



Redirect

– when a rule matches redirect the packet to the defined destination port



Mirror

– when a rule matches copy packet also to a defined destination port

Director Advanced Features:



Port trunking between the different Intel 10G ports to the Fulcrum 10G ports connected to it for load balancing between the

different Intel ports



Port trunking between the different External Fulcrum port to the external switch connected to it for load balancing between the

different external ports