请教symantec nbu7.0产品配置清单

产品号                                   产品名称
20942971        SYMC NETBACKUP SERVER 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 STD LIC EXPRESS BAND S
20943186        SYMC NETBACKUP SERVER 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 INITIAL BASIC 12 MONTHS EXPRESS BAND S
20940780        SYMC NETBACKUP ENTERPRISE CLIENT 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 STD LIC EXPRESS BAND S
20939574        SYMC NETBACKUP ENTERPRISE CLIENT 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 INITIAL BASIC 12 MONTHS EXPRESS BAND S
20940287        SYMC NETBACKUP CLIENT APPLICATION AND DATABASE PACK 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 STD LIC EXPRESS BAND S
20939870        SYMC NETBACKUP CLIENT APPLICATION AND DATABASE PACK 7.0 WIN/LNX/SOLX64 1 SERVER TIER 1 INITIAL BASIC 12      MONTHS  EXPRESS BAND S
20058960        SYMC BACKUP EXEC SYSTEM RECOVERY 2010 SERVER WIN PER SERVER BNDL STD LIC EXPRESS BAND S BASIC 12 MONTHS
20714035        SYMC NETBACKUP 7.0 WIN CS DOC KIT

上面是集成商给配置的产品清单，不懂清单的具体功能和说明，请高人指点一下，各个清单的功能及说明。不胜感谢！