设置B信道的SPID-CCNA中文版PPT下载

设置B信道的SPID 配置 ISDN BRI (续.) Step 2: (可选) 设置 SPIDs 设置第二个B信道的SPID Router(config-if)#isdn spid1 spid-number [ ldn ] Router(config-if)#isdn spid2 spid-number [ ldn ] * Purpose: This figure describes how to configure SPIDs. Emphasize: The isdn spid1 and isdn spid2 commands are used on some switches and are replacements for subaddresses. Some service providers require SPIDs to authenticate that a call requests are within contract specifications. SPIDs are required for National ISDN-1 and DMS-100 ISDN switches. Some service providers require that both spid1 and spid2 be specified, while others only require spid1.