E3/链路层协议对P的标识 oup Ethernet Ethernet∏或8022SNAP类型值0X86DD ATMPⅤC AAL5为默认的适配层服务协议AAL5 LLc/SNAP封装类型值0X86DDAll Rights Reserved by BII Group 链路层协议对IPv6的标识 • Ethernet Ethernet II 或 802.2 SNAP 类型值 0X86DD • ATM PVC AAL5为默认的适配层服务协议AAL5 LLC/SNAP封装 类型值 0X86DD