Ví dụ về việc sử dụng Port numbers trong Tiếng anh và bản dịch của chúng sang Tiếng việt
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Both UDP and TCP use port numbers.
Port numbers can go all the way up to 65,535, though, and if you choose port numbers over 50,000 you should be pretty safe.
N Displays addresses and port numbers in numerical form.
Common services on the Internet have characteristic port numbers.
It should be clear by now that the IP addresses and port numbers play different roles in selecting the final destination of data.
Firewalls can filter packets based on their source anddestination addresses and port numbers.
Port numbers are used to keep track of different conversations that cross the network at the same time.
Email servers and clients by convention use the TCP port numbers in the following table.
If it requires you to input port numbers, you need to open UDP ports 135- 139 and TCP ports 135- 139.
Packets may be filtered by source and destination network addresses, protocol,source and destination port numbers.
Port numbers are used to keep track of the different conversations that are simultaneously crossing the network.
What port number you choose is up to you, but be aware that some port numbers are already in use.
Port numbers and the user's own IP address create the“who does what” information retained by every Internet Service Provider.
TCP understands, for example, how to manage multiple connections to the sameserver(they will all receive different port numbers locally).
These options also allow users to specify their own port numbers in case they are blocked from using the default setting.
If you have two security cameras on your network and you want to view both IP cameras online remotely,remember to use different port numbers.
Displays active TCP connections, however, addresses and port numbers are expressed numerically and no attempt is made to determine names.
You then forwardports on the router to each of the PCs individually using the port numbers you set up for them.
By recording session information such as IP addresses and port numbers, a dynamic packet filter can implement a much tighter security posture than a static packet filter.
For the most part, Subversion's URLs use the standard syntax,allowing for server names and port numbers to be specified as part of the URL.
Though nothing is stopping you from using reserved port numbers, our suggestion may help avoid technical issues with port allocation in the future.
NAT is an IP routing technology described by RFC1631 that is used to translate IP addresses and TCP/UDP port numbers of packets being forwarded.
The addresses specify the two machines at each end, while the port numbers ensure that the connection between the two computers has a unique identifier.
On Unix-like operating systems, the traceroute utility uses User Datagram Protocol(UDP) datagrams by default,with destination port numbers ranging from 33434 to 33534.
Server names, port numbers, and encryption methods Before you set up a POP3 or IMAP4 e-mail program, you need to look up your own POP3, IMAP4, and SMTP server settings.
It includes a nice themed GUI that isoptions for viewing remote IP addresses, Port numbers local and remoteand amount of data received and sent.
In some of the UNIX systems, it sends the default sequence of data protocols such asuser datagram protocol with the destination having the port numbers in the range lying between 33434 to 33534.
On some types of proprietary computer-hardware(in particular routers and switches),an access-control list provides rules that are applied to port numbers or IP addresses that are available on a host or other layer 3, each with a list of hosts and/or networks permitted to use the service.
For incoming packets to the NAT, the destination IPv4 address(a public address) is mapped to the original intranet address(a private address),and the destination TCP/UDP port numbers are mapped back to their original TCP/UDP port numbers.