t7345s 发表于 2015-1-19 19:31:18

ETSI EG 201 817 V1.1.1 (2000-09)

ETSI EG 201 817 V1.1.1 (2000-09)
ETSI Guide
Integrated Services Digital Network (ISDN);
Supplementary service interactions

admin 发表于 2015-1-20 10:58:54

谢谢您的分享,金币已奖励
页: [1]
查看完整版本: ETSI EG 201 817 V1.1.1 (2000-09)