5.1. 消息类型值 (Message Type Values)

IANA 已在 DLEP "Message Type Values" 注册表的 "Specification Required" 范围 [RFC8126] 中分配两个新值:

                  +===========+=========================+
                  | Type Code | Description             |
                  +===========+=========================+
                  | 17        | Credit Control          |
                  +-----------+-------------------------+
                  | 18        | Credit Control Response |
                  +-----------+-------------------------+

表 2: Message Type Values