+# here we cope with a problem of prizm failing to insert for reason
+# of duplicate mac addr, but doing so inconsistently... a race in prizm?
+
+ $self->prizm_command( 'CustomerIfService', 'removeElementFromCustomer',
+ 0,
+ $cust_main->custnum,
+ 0,
+ $svc->mac_addr,
+ );
+
+ $err_or_som = $self->prizm_command( 'NetworkIfService', 'getPrizmElements',
+ [ 'MAC Address' ],
+ [ $svc->mac_addr ],
+ [ '=' ],
+ );
+ if ( ref($err_or_som) && $err_or_som->result->[0] ) { # ignore errors
+ $self->prizm_command( 'NetworkIfService', 'deleteElement',
+ $err_or_som->result->[0],
+ 1,
+ );
+ }
+# end of coping
+
+ my $performance_profile = $svc->performance_profile;
+ $performance_profile ||= $svc->cust_svc->cust_pkg->part_pkg->pkg;
+