… controller, SFC controller, SFP controller, and user profile. First, the SFC controller generates
or selects a specific service function … , an appropriate service function chain is allocated with …

… The SDN controller creates a service function chain for request1: [FW, NAT] in which traffic
will pass through the only firewall, and NAT [38]. The request2 caters to accessing critical data …

… use-cases of the service function chaining model. Then, we … service function placement
for the best use of the network … service function chaining controller (SFCC) and the service …

… , while SDN separates the network control plane from the … service function may have several
instances in case of failure. In this article, a service function is also called a network function (…

… To give an example, consider that a user requests a service including a parental control NF.
The … is referred to as a Network Function Graph NFG. Service decomposition is defined as a …

… network service we use in an application layer as traditional SFC does but without requiring
expensive network … to control different network areas and address service requirements in …

… service function chains over network function virtualized architecture. Specifically, we study
virtual network function … In this way, users neither require knowledge, control, and ownership …

… , access control and unified threat management, can be realized in either physical
middleboxes or virtualized network function (VNF) appliances. In this paper, we study the service …

… a NFC that provides network functions represented as chains of services. As illustrated in
Table … (SDN) to allow programmatic control over the traffic flow and easy reconfiguration of the …

… to offer various services and have more control on specific traffics, enterprise networks and
… There are various policies to setup service function chains for different services. For example…