ISDN-UP

相关单词

臨近詞

ISDN, ISDN subscriber module, ISDN terminal equipment, ISDN service capability, ISDN connection element, ISDN user part indicator, ISDN network termination, ISDN communication in HIS, ISDN connection attribute, ISDN NLP Normal link pulse, ISDN BSA Basic service area 返回 ISDN-UP