ETSI EN 301 217-2-1999 数字业务节点(SN)处的V接口.支持宽带或混合窄带与宽带接入网(ANs)的VB5.2参考点接口.第2部分:协议实现一致性声明(PICS)形式规范
V Interfaces at the Digital Service Node (SN); Interfaces at the VB5.2 Reference Point for the Support of Broadband or Combined Narrowband and Broadband Access Networks (ANs); Part 2: Protocol Implementation Conformance Statement (PICS) Proforma Specifica