Remote Access
... Remote Access • Remote access technologies allow users to access a network and its services from a computer outside the network • Dial-up access requires: – Network computer (server) running RAS or NAS with a modem and a dial-up phone line • Remote Access Server – Microsoft • Network Access Server ...
... Remote Access • Remote access technologies allow users to access a network and its services from a computer outside the network • Dial-up access requires: – Network computer (server) running RAS or NAS with a modem and a dial-up phone line • Remote Access Server – Microsoft • Network Access Server ...
Lecture slides prepared by Dr Lawrie Brown (UNSW@ADFA) for
... For transmission of data beyond a local area, communication is typically achieved by transmitting data from source to destination through a network of intermediate switching nodes; this switched network design is typically used to implement LANs as well. The switching nodes are not concerned with t ...
... For transmission of data beyond a local area, communication is typically achieved by transmitting data from source to destination through a network of intermediate switching nodes; this switched network design is typically used to implement LANs as well. The switching nodes are not concerned with t ...
Slide title goes here
... Breadth of Network Vulnerabilities • Limit and Control Access to Network Elements, Services, and Applications. • Techniques Include: ACL, Firewall, IDS, Password, Security Token, RBAC. ...
... Breadth of Network Vulnerabilities • Limit and Control Access to Network Elements, Services, and Applications. • Techniques Include: ACL, Firewall, IDS, Password, Security Token, RBAC. ...
Multiple Generations Of Mobile Backhaul Technologies
... as ATM/T1-E1/Frame Relay . Primary focus of New Mobile backhaul architecture based on Ethernet /MPLS solution ...
... as ATM/T1-E1/Frame Relay . Primary focus of New Mobile backhaul architecture based on Ethernet /MPLS solution ...
Converge without Conflation
... – Transport network operators support (and compete for) multiple access network providers • This means a “user” of a transport network may be very large (for example, a multi-national enterprise), and a change in capacity requirement can be a big thing. • This is a layering problem not a peering pro ...
... – Transport network operators support (and compete for) multiple access network providers • This means a “user” of a transport network may be very large (for example, a multi-national enterprise), and a change in capacity requirement can be a big thing. • This is a layering problem not a peering pro ...
Chapter 1: Foundation
... Collects a stream of bits into a larger aggregate called a frame Network adaptor along with device driver in OS implement the protocol in this layer Frames are actually delivered to hosts ...
... Collects a stream of bits into a larger aggregate called a frame Network adaptor along with device driver in OS implement the protocol in this layer Frames are actually delivered to hosts ...
Using Mac OS X Using wireless client software
... right pane shifts to the display shown in Figure 6-8. From this view, you can see a running, time-based graphical representation of either signal strength (for the NSID drivers) or signal strength and noise (for other drivers). This display can be very handy when you’re changing your network in some ...
... right pane shifts to the display shown in Figure 6-8. From this view, you can see a running, time-based graphical representation of either signal strength (for the NSID drivers) or signal strength and noise (for other drivers). This display can be very handy when you’re changing your network in some ...
Module 03 Wireless Media Presentation
... Cable and connectors must be properly installed and thoroughly tested with high quality optical test equipment before their use Cable links must be tested periodically with high quality optical test instruments to check whether the link has deteriorated in any way Care must always be taken to protec ...
... Cable and connectors must be properly installed and thoroughly tested with high quality optical test equipment before their use Cable links must be tested periodically with high quality optical test instruments to check whether the link has deteriorated in any way Care must always be taken to protec ...
CDPD: Cellular Digital Packet Data
... • AMPS generally has unused channels. – Blocked calls when all channels are allocated. – 1% block probability => all channels used only 1% of the time. ...
... • AMPS generally has unused channels. – Blocked calls when all channels are allocated. – 1% block probability => all channels used only 1% of the time. ...
Chapter 1 Slides
... One bit transmission => propagation is important Large bytes transmission => bandwidth is important ...
... One bit transmission => propagation is important Large bytes transmission => bandwidth is important ...
Chapter 5: Sample Questions, Problems and Solutions Örnek Sorular (Sample Questions):
... Fragmentation is needed in both. Even in a concatenated virtual-circuit network, some networks along the path might accept 1024 – byte packets, and others might only accept 48-byte packets. Fragmentation is still needed. ...
... Fragmentation is needed in both. Even in a concatenated virtual-circuit network, some networks along the path might accept 1024 – byte packets, and others might only accept 48-byte packets. Fragmentation is still needed. ...
Network Management - Department of Computer Science, HKBU
... Application-level gateway, or proxy server Proxy servers act as a relay between the source and destination systems. Application proxies support authentication very well and are often combined with caching services to reduce network congestion. There must be a specific proxy for each type of service. ...
... Application-level gateway, or proxy server Proxy servers act as a relay between the source and destination systems. Application proxies support authentication very well and are often combined with caching services to reduce network congestion. There must be a specific proxy for each type of service. ...
Harmony in the small-world
... where a mean ow-rate of information has to be computed, the simple arithmetic mean gives the wrong result. The de nition of small-world proposed by Watts and Strogatz is based on two di erent quantities: a measure of the global properties of the graph (L), de ned as the average number of edges in t ...
... where a mean ow-rate of information has to be computed, the simple arithmetic mean gives the wrong result. The de nition of small-world proposed by Watts and Strogatz is based on two di erent quantities: a measure of the global properties of the graph (L), de ned as the average number of edges in t ...
chapter6ccna
... *Network is a classful network address. Every device on network uses the same subnet mask ...
... *Network is a classful network address. Every device on network uses the same subnet mask ...
Network Layer
... multiple same-cost paths allowed (only one path in RIP) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology data base as OSPF hierarchical O ...
... multiple same-cost paths allowed (only one path in RIP) For each link, multiple cost metrics for different TOS (e.g., satellite link cost set “low” for best effort; high for real time) integrated uni- and multicast support: Multicast OSPF (MOSPF) uses same topology data base as OSPF hierarchical O ...
Essential Elements of Medical Networks
... translates to its own (public) address when communicating with the internet. This allows an entire network to share a single public address or a small public address range (if the router is powerful enough). - IPv6 is 2128 bits (‘enough’ addresses) but not common yet. ...
... translates to its own (public) address when communicating with the internet. This allows an entire network to share a single public address or a small public address range (if the router is powerful enough). - IPv6 is 2128 bits (‘enough’ addresses) but not common yet. ...
An Analytical Solution to Video Streaming in Mobile Ad hoc Networks
... RREQ with metrics larger than the best will be dropped; otherwise update the best with current metric. ...
... RREQ with metrics larger than the best will be dropped; otherwise update the best with current metric. ...
CDW White Paper - WAN Optimization
... The actual details pertaining to which of these algorithms is is mostly irrelevant. One important difference is that caching data, while deduplication is handled on the fly without any persistent storage. ...
... The actual details pertaining to which of these algorithms is is mostly irrelevant. One important difference is that caching data, while deduplication is handled on the fly without any persistent storage. ...
Routing - Oakton Community College
... Routing protocol supports a routed protocol by providing mechanisms for sharing routing information. Routing protocol messages move between the routers. A routing protocol allows the routers to communicate with other routers to update and maintain tables. TCP/IP examples of routing protocols are: ...
... Routing protocol supports a routed protocol by providing mechanisms for sharing routing information. Routing protocol messages move between the routers. A routing protocol allows the routers to communicate with other routers to update and maintain tables. TCP/IP examples of routing protocols are: ...