Standard No.:	GB/T 14400-1993
English Name:	Information processing systems-Data communication. High-level data link control balanced classes of procedures. Data-link layer address resolution/negotiation in switched environments
Chinese Name:	信息处理系统 数据通信 高级数据链路控制平衡类规程 交换环境中数据链路层地址的决定/协商
Chinese Classification:	L78    Data information
Professional Classification:	GB    National Standard
ICS Classification:	33.040.40 33.040.40    Data communication networks 33.040.40
Issued by:	SBTS
Issued on:	1993-05-01
Implemented on:	1994-1-1
Status:	valid
Superseded by:	GB/T 7421-2008 Information technology - Telecommunications and information exchange between systems - High-level data link control (HDLC) procedures
Language:	English
File Format:	PDF
Word Count:	2500 words
Price(USD):	220.0
Delivery:	via email in 1~3 business day

本标准适用于采用HDLC平衡类规程的数据站，这类规程对XID命令/响应的能力提供了两个特定的参数字段，叙述如下。当不能在推测的基础上得知预先分配的、系统选派的地址时，例如交换电路数据链路的情况；可用它来选择一对操作的链路地址。XID帧的其它功能可以同数据链路层地址的确定一起完成，或者在地址确定以后，用另外的XID帧交换来完成。