append bss_conf "mobility_domain=$mobility_domain" "$N"
append bss_conf "r0_key_lifetime=$r0_key_lifetime" "$N"
append bss_conf "r1_key_holder=$r1_key_holder" "$N"
append bss_conf "reassociation_deadline=$reassociation_deadline" "$N"
append bss_conf "pmk_r1_push=$pmk_r1_push" "$N"
append bss_conf "mobility_domain=$mobility_domain" "$N"
append bss_conf "r0_key_lifetime=$r0_key_lifetime" "$N"
append bss_conf "r1_key_holder=$r1_key_holder" "$N"
append bss_conf "reassociation_deadline=$reassociation_deadline" "$N"
append bss_conf "pmk_r1_push=$pmk_r1_push" "$N"