Web Security
... Remote Authentication Dial In User Service An IETF standard (RFC 2865) Open source s/w Interoperability among RADIUS-based products Client/server authentication btwn a NAS (e.g., a router) and a RADIUS server • A shared secret btwn the client and the server ...
... Remote Authentication Dial In User Service An IETF standard (RFC 2865) Open source s/w Interoperability among RADIUS-based products Client/server authentication btwn a NAS (e.g., a router) and a RADIUS server • A shared secret btwn the client and the server ...
Introduction to Distributed Systems & Networking
... • An Occam’s razor for Internet design – If there is a problem, the simplest explanation is probably the correct ...
... • An Occam’s razor for Internet design – If there is a problem, the simplest explanation is probably the correct ...
Chp. 4, Part II - comp
... • A fragmented IP datagram will be reassembled only at the destination node. • If any fragments do not arrive within a certain time, other received fragments in the datagram will be discarded. • Fragmentation could occur multiple times to an IP datagram. ...
... • A fragmented IP datagram will be reassembled only at the destination node. • If any fragments do not arrive within a certain time, other received fragments in the datagram will be discarded. • Fragmentation could occur multiple times to an IP datagram. ...
Overview of Nomadix` RADIUS Implementation Solution Outline
... largest possible customer ‘funnel’ to ensure a speedy ROI on the network infrastructure. To achieve this ‘open user group’ objective, both plug-n-play technologies (to also ensure low call center support costs) as well support for additional payment mechanisms are needed. Nomadix has tailored its so ...
... largest possible customer ‘funnel’ to ensure a speedy ROI on the network infrastructure. To achieve this ‘open user group’ objective, both plug-n-play technologies (to also ensure low call center support costs) as well support for additional payment mechanisms are needed. Nomadix has tailored its so ...
Boswarthick_for_IIR_Dubai - Docbox
... Ability to pick and mix various multimedia flows in single or multiple sessions Does not define services, but provides flexible ‘enablers’ ...
... Ability to pick and mix various multimedia flows in single or multiple sessions Does not define services, but provides flexible ‘enablers’ ...
Network Firewall Technologies By: David W Chadwick
... • Multiple hosts and gateways could be added to handle more traffic at a time • Two packet filtering routers are placed on each side of the DMZ • Very secure ...
... • Multiple hosts and gateways could be added to handle more traffic at a time • Two packet filtering routers are placed on each side of the DMZ • Very secure ...
Computer Networks - CS132/EECS148
... Pull : HTTP, POP, IMAP : client requests (pulls) data from server Push : SMTP , server sends (pushes) its data to client whenever new data is available Problem 2 - (Chapter 1 problem 31 , 5 points) In modern packet-switched networks, including the Internet, the source host segments long, application ...
... Pull : HTTP, POP, IMAP : client requests (pulls) data from server Push : SMTP , server sends (pushes) its data to client whenever new data is available Problem 2 - (Chapter 1 problem 31 , 5 points) In modern packet-switched networks, including the Internet, the source host segments long, application ...
VoIP
... Initially very simple, light-weight, loosely-coupled sessions; oriented towards direct signaling between endpoints Network servers for additional capabilities: – Registrar for terminal registration, aliases – Redirect returns contact address directly to end user – Proxy forwards signaling (reque ...
... Initially very simple, light-weight, loosely-coupled sessions; oriented towards direct signaling between endpoints Network servers for additional capabilities: – Registrar for terminal registration, aliases – Redirect returns contact address directly to end user – Proxy forwards signaling (reque ...
IMS + QoS
... – Supports a minimum bandwidth required by a service based upon PDF’s QoS decision and IP edge node resources – PDF’s QoS decisions based upon IMS signaling and operator policy rules ...
... – Supports a minimum bandwidth required by a service based upon PDF’s QoS decision and IP edge node resources – PDF’s QoS decisions based upon IMS signaling and operator policy rules ...
Voice over IP Signaling: H.323 and Beyond
... Signaling is one of the most important functions in the telecommunications infrastructure. VoIP industry has gone through three stages in terms of signaling protocol evolution: precommercial (1980–1995), PC-centric (1995–1998),and carrier grade (1998 on). ...
... Signaling is one of the most important functions in the telecommunications infrastructure. VoIP industry has gone through three stages in terms of signaling protocol evolution: precommercial (1980–1995), PC-centric (1995–1998),and carrier grade (1998 on). ...
Vasileios` slides
... • Users can interact (connect) across the Internet • Users can interact in real time or through programs • Game time can be slowed down or speeded up ...
... • Users can interact (connect) across the Internet • Users can interact in real time or through programs • Game time can be slowed down or speeded up ...
Routing
... • The next header field indicates which of the six extension headers (options) follows the fixed header, if none, indicates the upper layer protocol, e.g. TCP or UDP, to pass the data to. • The hop limit field indicates the maximum hop the packet is allowed to go through, to prevent a packet looping ...
... • The next header field indicates which of the six extension headers (options) follows the fixed header, if none, indicates the upper layer protocol, e.g. TCP or UDP, to pass the data to. • The hop limit field indicates the maximum hop the packet is allowed to go through, to prevent a packet looping ...
SLIP&PPP - W3Professors
... SERIAL LINE IP PROTOCOL:Connect a workstation to the internet over a dialup line using a modem. The workstation sends raw IP packets over the line with a flag byte at the end for framing •PROBLEM ...
... SERIAL LINE IP PROTOCOL:Connect a workstation to the internet over a dialup line using a modem. The workstation sends raw IP packets over the line with a flag byte at the end for framing •PROBLEM ...
Chapter 18 - William Stallings, Data and Computer
... Type 0 routing provides a list of addresses ...
... Type 0 routing provides a list of addresses ...
VoIP (1)
... Initially very simple, light-weight, loosely-coupled sessions; oriented towards direct signaling between endpoints Network servers for additional capabilities: – Registrar for terminal registration, aliases – Redirect returns contact address directly to end user – Proxy forwards signaling (reque ...
... Initially very simple, light-weight, loosely-coupled sessions; oriented towards direct signaling between endpoints Network servers for additional capabilities: – Registrar for terminal registration, aliases – Redirect returns contact address directly to end user – Proxy forwards signaling (reque ...
Chapter 18 - William Stallings, Data and Computer Communications
... Type 0 routing provides a list of addresses ...
... Type 0 routing provides a list of addresses ...
Delay/Disruption Tolerant Networks
... – Support users with intermittent network connectivity – Allow them to retrieve e-mail messages when connected – … and view/manipulate messages when disconnected ...
... – Support users with intermittent network connectivity – Allow them to retrieve e-mail messages when connected – … and view/manipulate messages when disconnected ...
Agent-Based Decision Support Systems for the
... then tries to parlay that into access to other systems. ...
... then tries to parlay that into access to other systems. ...
Chapter 2
... are set to 0, and the Status is set to “active”. At this point, the GSN can send GTP’ messages to the CG. Step 2. When a GTP’ message is sent from the GSN to the CG at time t , a copy of the message is stored in the unacknowledged buffer, where the expiry timestamp is set to te=t + Tr. Step 3. If th ...
... are set to 0, and the Status is set to “active”. At this point, the GSN can send GTP’ messages to the CG. Step 2. When a GTP’ message is sent from the GSN to the CG at time t , a copy of the message is stored in the unacknowledged buffer, where the expiry timestamp is set to te=t + Tr. Step 3. If th ...
communicate
... Assumptions About the Network Most of what we study in this class is at the session or presentation levels of the OSI “layer cake”. We assume properties of the transport and network layers: ...
... Assumptions About the Network Most of what we study in this class is at the session or presentation levels of the OSI “layer cake”. We assume properties of the transport and network layers: ...
Electronic Mail
... – Each line contains a type and value, separated by “:” – E.g., “To: [email protected]” and “Subject: Go Tigers” – Additional blank line before the body begins ...
... – Each line contains a type and value, separated by “:” – E.g., “To: [email protected]” and “Subject: Go Tigers” – Additional blank line before the body begins ...
photo.net Introduction
... This, on top of what the link layer already does Not completely redundant No additional notion of reliability ...
... This, on top of what the link layer already does Not completely redundant No additional notion of reliability ...
ppt
... – Support users with intermittent network connectivity – Allow them to retrieve e-mail messages when connected – … and view/manipulate messages when disconnected ...
... – Support users with intermittent network connectivity – Allow them to retrieve e-mail messages when connected – … and view/manipulate messages when disconnected ...
SNMPv1 Message
... could use the much shorter format that is known as the Object Identifier (OID). The OID for the “atLocal” variable would be 1.3.6.1.4.1.9.3.3.2. Ask you can see, having both formats has its advantages. Although the OID is much shorter, it would be very difficult to know what object we were retrievin ...
... could use the much shorter format that is known as the Object Identifier (OID). The OID for the “atLocal” variable would be 1.3.6.1.4.1.9.3.3.2. Ask you can see, having both formats has its advantages. Although the OID is much shorter, it would be very difficult to know what object we were retrievin ...