منابع مشابه
Parietaria pollination duration: myth or fact?
Background. Even though the Parietaria pollen season may be rather long, it is commonly thought that Parietaria pollen is a perennial allergen present along the whole year. Objective. This study aimed at investigating the duration of Parietaria pollen season during a 10-year period in Italy, analysing also the annual pollen quantity and the differences among geographical areas. Methods. Pollen ...
متن کاملSIP: Locating SIP Servers
Internet-Drafts are working documents of the Internet Engineering Task Force (IETF), its areas, and its working groups. Note that other groups may also distribute working documents as Internet-Drafts. Internet-Drafts are draft documents valid for a maximum of six months and may be updated, replaced, or obsoleted by other documents at any time. It is inappropriate to use Internet-Drafts as refer...
متن کاملSIP over IP VPN: Performance Analysis
With rapid growth in use of multimedia applications, including IP Telephony (also known as Voice over IP), the demand for security and privacy of communications has significantly increased. Given the fact that IP Telephony utilizes public IP infrastructure, deployment of IP VPN is one approach to protect traffic of interest. However, VPN is presumed to have a negative impact on VOIP performance...
متن کاملAnalysis and Protection of SIP based Services
Multimedia communications over IP are booming as they offer higher flexibility and more features than traditional voice and video services. IP telephony known as Voice over IP (VoIP) is one of the commercially most important emerging trends in multimedia communications over IP. Due to the flexibility and descriptive power, the Session Initiation Protocol (SIP) is becoming the root of many sessi...
متن کاملAnalysis of SIP, RSVP, and COPS Interoperability
The All-IP network concept with end-to-end QoS provisioning has received particular attention in 3GPP recently. The UMTS proposals, however, have not yet solved some protocol interoperability issues. This paper analyzes the IP Multimedia Subsystem from the aspect of call control, resource reservation and network policing interoperability from the viewpoint of implementations. More specifically,...
متن کاملPollination
Berry formation is the process of ovary conversion into a functional fruit, and is characterized by abrupt changes in the content of several phytohormones, associated with pollination and fertilization. Much effort has been made in order to improve our understanding of berry development, particularly from veraison to post-harvest time. However, the period of berry formation has been poorly inve...
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عنوان ژورنال:
نثر پژوهی ادب فارسیجلد ۱۸، شماره ۳۸، صفحات ۳۴۳-۳۶۲
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