作者: Shi-jun Zhao , Jin-lei Zhang , Xun Li , Wei Song
关键词:
摘要: VoIP (Voice over IP), so called Internet phone, provides several unique advantages, for instance, inexpensive long distance call service than the existing wire telephone network and various multimedia services from added to voice service. The paper is intended describe results of system designed realized by using SIP, which was suggested create, modify end sessions. developed as an Ads-receiving terminal, may receive save advertisement model suggested. phone advertisements received a PUSH server common carriers in its internal storage while it saves only information necessary user delivers promptly at any time. Regarding performance processing time per kernel instruction, elapsed form packet transmit it, 18 ms. As result running software, receiver accounted 4 ms software connecting disconnecting outbound took 93 ms, suggesting 10 ~ 12 calls processed second.