compatible with GMPLS signaling RFC3471 and RFC3473 ). This UNI signaling mechanism complies with the RSVP model, and the user's connection signaling is an end-to-end RSVP session. The RSVP session carries the user's end-to-end parameters.3. UNI Performance Analysis and Comparison
The overlap model is designed as a commercial model that allows optical backbone o
, the functions of the RTCP protocol are implemented through different RTCP datagram, mainly including the following types:① SR: sending end report. The so-called sending end refers to the application or terminal that sends the RTP datagram. The sending end can also be the receiving end.② RR: the receiving end report. The so-called receiving end refers to an application or terminal that only receives but does not send RTP datagram.③ Sdes: source description. The main function is to act as a carr
. It is very suitable for transmitting real-time online data.
2. Real-time stream protocol RTSPReal-Time Streaming Protocol RTSP (Real-Time Streaming Protocol) is a protocol jointly proposed by RealNetworks and Netscape. It defines how to enable one-to-multiple applications to effectively transmit multimedia data over an IP network. RTSP is based on RTP and RTCP in the architecture. It uses TCP or RTP for data transmission. Compared with HTTP, RTP transmits multimedia data while HTTP transmits
, describing the format of the payload. this is a variable length ASCII text string, followed by a single zero byte (ascii nul ). default Application/SDP.
Payload-the payload field provided des various sub fields.
2.3. Process
2.3.1. Join the meeting
Joining a light-weight multimedia session
User A |
Creates | SDP/SAP |
Conference | -----------> |
| User B
| SDP/sap igmp | starts
| -----------> IGMP/--
| IGMP/-
| -----------
|
| SDP/SAP |
| --------------------------------------------> |
|
All articles in this series can be viewed here in http://blog.csdn.net/cloud_castle/article/category/2123873
Link to qt5 official demo release set 27 -- extending qml-Attached properties example
This demo demonstrates how to add signals for the qml custom type, which is similar to what qt5 official demo consumer set 16 -- Chapter 2: connecting to C ++ methods and signals introduces, given the size of the example, the article may be clearer.
In any case, we still need to extend this birthdaypar
HomeController;
Execute the corresponding view file-index.cshtml;
In the index method, you can pass values to the view file viewbag.greeting this way;
3. Keywords-view file@{viewbag.title = "Home page";}Divclass= "Jumbotron"> H1>aspH1> Pclass= "Lead">ASP. NET is a free web framework for building great Web sites and Web applications using HTML, CSS and JavaScript.P> P>ahref= "Http://asp.net"class= "btn btn-primary btn-large">Learn Moreraquo;a>P>Div>Divclass= "Row"> Div>
distribution protocol for BGP, RSVP and other existing protocols are extended, but also can support the distribution of MPLS tags, some applications of MPLS also need to extend some routing protocols.
Vi. Resource Reservation Protocol an RSVP can be extended to support the distribution of MPLS tags, while in the transfer of tag-bound messages, it can also carry information reserved by resources, in this w
system services may cause similar problems. For example, when the QoS RSVP local communication control installation function is disabled, the RPC server may be unavailable. Solution: Right-click my computer → manage → services and applications → Services → double-click the QoS RSVP project to change the Startup Type to manual or automatic → close the window → restart the computer. This method can also be u
IEEE 2nd p) to a data packet and send it to each network device in the path. This helps identify network devices that are not correctly configured with Layer 2 priority. -T switch is used to test QoS connectivity
-R
RSVP isbase Che
Check to determine whether each vro in the path supports the resource retention Protocol (RSVP), which allows the host to retain a certain amount of bandwidth for
local or remote computers based on pre-configured schedule parameters, and then writes this data into logs or triggers alerts. If this service is terminated, no performance information is collected. If this service is disabled, any service dependent on it cannot be started.
SC config SysmonLog start = demand
Rem Portable Media Serial Number Service retrieves the serial number of any portable media player connected to this computer. If this service is stopped, protected content might not be d
!Suggestion: Disable
Print Spooler(Print multi-task buffer processor)Load the file into memory for printing later. Printing can be optimized, which is helpful for printing. If no printer is available, you can turn it off.Dependency: Remote Procedure Call (RPC)Suggestion: Disable
Protected Storage(Protected storage device)Provides protected storage areas to store important data and prevent unauthorized services, processing, or users from accessing the data. A service used to store passwords on yo
areas to store important data and prevent unauthorized services, processing, or users from accessing the data. A service used to store passwords on your computer, such as outlook, Dialup programs, and other applications.Dependency: Remote Procedure Call (RPC)Suggestion: automatic
QoS RSVP (QoS licensing control, RSVP)Provides network signal and Regional Traffic Control and installation functions for progra
, which is helpful for printing. If no printer is available, you can turn it off.Dependency: Remote Procedure Call (RPC)Suggestion: Disable
Protected Storage (protected storage device)Provides protected storage areas to store important data and prevent unauthorized services, processing, or users from accessing the data. A service used to store passwords on your computer, such as outlook, Dialup programs, and other applications.Dependency: Remote Procedure Call (RPC)Suggestion: automatic
QoS
very effective and can adapt to various network scales and have good scalability, but it has high requirements on gateway devices.
Call Permit Control Based on Network Resources: Call Permit Control Based on Network Resources uses a mechanism to reserve network resources before a call is established to implement end-to-end network assurance. If it is determined that the network does not have enough resources, the gateway should refuse to establish a call connection. Currently, the most represen
. alternateviews. Add (htmlview );
// Create the body in vcalendar format
String caldateformat = "yyyymmddthhmmssz ";
String bodycalendar = "begin: vcalendar" R "nmethod: request" R "nprodid: Microsoft CDO for Microsoft Exchange" R "nversion: 2.0" R "nbegin: vtimezone "R" ntzid :( GMT-06.00) Central Time (US Canada) "R" NX-MICROSOFT-CDO-TZID: 11 "R" nbegin: Standard "R" ndtstart: 160101t020000 "R" ntzoffsetfrom: -0500 "R" ntzoffsetto:-0600 "R" nrrule: freq = yearly; wkst = Mo; interval = 1; by
, and click OK ".
2.
Expand "components" and "network", and then click "protocol ".
3.
The "protocol" contains 10 sections. If Winsock2 is not damaged, the section header will contain the following names:
•
Msafd TCPIP [TCP/IP]
•
Msafd TCPIP [UDP/IP]
•
Rsvp udp Service Provider
•
The use of the SIP protocol is not uncommon. With the popularity of the VoIP service, we also have a better understanding of the SIP protocol. Here we will focus on the advantages of SIP. In this case, we need to compare this advantage with other protocols.
Advantages of SIP:
Service providers can select standard components at will to quickly control new technologies, similar to the Web-based scalable open communication and SIP. Regardless of the number of media content and participants, users c
secure supporting provider)⑾performance Logs and Alerts to prevent the remote computer from searching for data, it is strongly forbidden⑿remote Desktop help Session Manager manage and control Remote Assistance⒀remote Procedure Call (RPC) Locator Remote Procedure calls locator⒁remote registry enables remote users to modify registry settings on this computer⒂routing and remotely access (Routing and Remote Access) provides dial-up online-to-network or VPN services⒃terminal Services allows multiple
change the bandwidth allocation rules. This is a good example. we will introduce an instance later.
TC usage example
Below is an example of using TC to implement different bandwidth policies for two virtual hosts on a Linux server. In this example, we will describe how to configure and test TC.
Compile the kernel
As for how to compile a new kernel is no longer within the scope of this chapter, we assume that you already know how to re-compile a kernel.
When compiling the kernel, select
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