@param sw_if_index - index of the interface
@param sup_sw_if_index - index of parent interface if any, else same as sw_if_index
@param l2_address_length - length of the interface's l2 address
- @param pid - the interface's l2 address
+ @param l2_address - the interface's l2 address
@param interface_name - name of the interface
@param link_duplex - 1 if half duplex, 2 if full duplex
@param link_speed - value in kbps