An application layer is an abstraction layer that specifies the shared communication protocols and interface methods used by hosts in a communications...
11 KB (1,113 words) - 13:21, 8 October 2024
Multitier architecture (redirect from Three layer architecture)
Presentation layer (a.k.a. UI layer, view layer, presentation tier in multitier architecture) Application layer (a.k.a. service layer or GRASP Controller Layer )...
14 KB (1,729 words) - 02:46, 10 October 2024
Application-Layer Protocol Negotiation (ALPN) is a Transport Layer Security (TLS) extension that allows the application layer to negotiate which protocol...
8 KB (775 words) - 21:05, 14 November 2024
and Marcus Ranum described a third-generation firewall known as an application layer firewall. Marcus Ranum's work, based on the firewall created by Paul...
10 KB (1,054 words) - 22:37, 29 April 2024
suite and the OSI model. The protocols of this layer provide end-to-end communication services for applications.: §1.1.3 It provides services such as connection-oriented...
16 KB (1,611 words) - 02:26, 18 September 2024
OSI model (redirect from OSI seven-layer model)
of a distributed application. Each intermediate layer serves a class of functionality to the layer above it and is served by the layer below it. Classes...
55 KB (5,646 words) - 18:53, 15 November 2024
two or more communicating computer applications. It runs in the presentation layer and is itself composed of two layers: the TLS record and the TLS handshake...
179 KB (17,618 words) - 14:07, 15 November 2024
application layer and issues service requests to the session layer through a unique presentation service access point (PSAP). The presentation layer ensures...
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Internet protocol suite (redirect from TCP/IP five layer model)
internet layer, providing internetworking between independent networks; the transport layer, handling host-to-host communication; and the application layer, providing...
59 KB (6,800 words) - 05:02, 18 November 2024
Proxy server (redirect from Application-layer proxy)
refers to a layer 7 application in the OSI reference model. Network address translation (NAT) is similar to a proxy but operates in layer 3. In the client...
47 KB (5,573 words) - 13:08, 16 November 2024
Session-layer services are commonly used in application environments that make use of remote procedure calls (RPCs). An example of a session-layer protocol...
7 KB (975 words) - 23:34, 3 April 2024
Denial-of-service attack (redirect from Application layer DDoS attack)
An application layer DDoS attack (sometimes referred to as layer 7 DDoS attack) is a form of DDoS attack where attackers target application-layer processes...
100 KB (11,617 words) - 21:39, 20 November 2024
tasks Application layer, an abstraction layer that specifies protocols and interface methods used in a communications network Function application, in mathematics...
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Control Protocol UDP User Datagram Protocol QUIC This layer, presentation Layer and application layer are combined in TCP/IP model. 9P Distributed file system...
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The data link layer, or layer 2, is the second layer of the seven-layer OSI model of computer networking. This layer is the protocol layer that transfers...
16 KB (2,170 words) - 22:53, 3 September 2024
In the seven-layer OSI model of computer networking, the network layer is layer 3. The network layer is responsible for packet forwarding including routing...
5 KB (636 words) - 08:56, 23 October 2024
Firewall (computing) (redirect from Network layer firewall)
transmission. Application firewalls accomplish their function by hooking into socket calls to filter the connections between the application layer and the lower...
29 KB (3,151 words) - 16:38, 22 November 2024
Zigbee (section Application layer)
additional key components: network layer, application layer, Zigbee Device Objects (ZDOs) and manufacturer-defined application objects. ZDOs are responsible...
38 KB (4,744 words) - 16:33, 20 September 2024
Protocol stack (redirect from Spanning Layer)
The Application Layer". Ika-Reutte. Archived from the original on 2012-03-20. Retrieved 2010-02-21. The Application layer is the topmost layer of the...
7 KB (904 words) - 14:52, 26 September 2024
Communication protocol (redirect from Protocol layer)
passing data between an application program and the transport layer. The boundary between the application layer and the transport layer is called the operating...
65 KB (8,221 words) - 04:27, 2 November 2024
Multilayer switch (redirect from Layer 3 switch)
are made by specialized application-specific integrated circuits (ASICs) with the help of content-addressable memory. Multi-layer switching can make routing...
13 KB (1,787 words) - 21:52, 29 August 2024
EBUS (serial buses) (section Application layer)
: eBUS specifications – physical layer / data-link layer V.1.3.1 (March 2007) eBUS specifications – application layer V1.6.1 (March 2007) eBus Wiki – German...
5 KB (679 words) - 03:19, 10 November 2023
networking, the link layer is the lowest layer in the Internet protocol suite, the networking architecture of the Internet. The link layer is the group of...
6 KB (1,060 words) - 20:14, 27 August 2024
OSI protocols (section Layer 7: application layer)
software application level. Each layer receives information from the layer above, processes it and passes it down to the next layer. Each layer adds encapsulation...
11 KB (1,195 words) - 15:13, 19 November 2024
An application-level gateway (ALG, also known as application-layer gateway, application gateway, application proxy, or application-level proxy) is a security...
7 KB (844 words) - 21:45, 17 July 2024
Network service (section Application layer)
In computer networking, a network service is an application running at the network application layer and above, that provides data storage, manipulation...
4 KB (496 words) - 09:29, 17 November 2024
or MODBUS is a client/server data communications protocol in the application layer. It was originally designed for use with programmable logic controllers...
38 KB (4,496 words) - 01:33, 13 November 2024
The layers build upon each other, allowing for the abstraction of specific functions in each one. The top (7th) layer is the Application Layer describing...
6 KB (654 words) - 20:46, 21 October 2024
Profibus (section Application layer (OSI-Layer 7))
process automation applications. This variant is designed for use in explosion/hazardous areas (Ex-zone 0 and 1). The Physical Layer (i.e. the cable) conforms...
19 KB (1,709 words) - 17:19, 5 July 2024
Business logic (redirect from Business logic layer)
tiered schemes use either a distinct application layer or a service layer, or consider the business logic layer to be the same as one of those. Business...
10 KB (1,290 words) - 09:52, 11 September 2024