English
... Note: Responsibility for maintaining up-to- date firewall rules and documentation may have been transferred to the Principal prior to system turnover. If this is the case, the Vendor role is, if required, to support verification that the firewall rules are up-to-date. ...
... Note: Responsibility for maintaining up-to- date firewall rules and documentation may have been transferred to the Principal prior to system turnover. If this is the case, the Vendor role is, if required, to support verification that the firewall rules are up-to-date. ...
collision
... channel partitioning MAC protocols: share channel efficiently and fairly at high load inefficient at low load: delay in channel access, bandwidth allocated even if only 1 active node! Random access MAC protocols efficient at low load: single node can fully utilize channel high load: collisio ...
... channel partitioning MAC protocols: share channel efficiently and fairly at high load inefficient at low load: delay in channel access, bandwidth allocated even if only 1 active node! Random access MAC protocols efficient at low load: single node can fully utilize channel high load: collisio ...
module_50
... •An Example of updating routing table •Distance vector is based on “Bellman-Ford” algorithm to find the next hop that yields the shortest distance to destination. ...
... •An Example of updating routing table •Distance vector is based on “Bellman-Ford” algorithm to find the next hop that yields the shortest distance to destination. ...
3rd Edition: Chapter 4
... human conversation: m strict timing, reliability requirements m need for guaranteed service “dumb” end systems m telephones m complexity inside network ...
... human conversation: m strict timing, reliability requirements m need for guaranteed service “dumb” end systems m telephones m complexity inside network ...
ppt - Computer Science & Engineering
... visible by outside world a security plus Network Layer 4-27 ...
... visible by outside world a security plus Network Layer 4-27 ...
What is routing?
... is the routing protocol that is used today to route between autonomous systems. BGP uses TCP to establish a reliable connection between two BGP speakers on port 179. A path vector protocol, because it stores routing information as a combination of a destination and attributes of the path to that des ...
... is the routing protocol that is used today to route between autonomous systems. BGP uses TCP to establish a reliable connection between two BGP speakers on port 179. A path vector protocol, because it stores routing information as a combination of a destination and attributes of the path to that des ...
3rd Edition: Chapter 3
... outgoing datagrams: replace (source IP address, port #) of every outgoing datagram to (NAT IP address, new port #) . . . remote clients/servers will respond using (NAT IP address, new port #) as destination addr remember (in NAT translation table) every (source IP address, port #) to (NAT IP add ...
... outgoing datagrams: replace (source IP address, port #) of every outgoing datagram to (NAT IP address, new port #) . . . remote clients/servers will respond using (NAT IP address, new port #) as destination addr remember (in NAT translation table) every (source IP address, port #) to (NAT IP add ...
Introduction - Communications
... using multiple protocol layers: • Each protocol is implemented independently • Each protocol is responsible for a specific subtask • Protocols are grouped in a hierarchy • A structured set of protocols is called a communications architecture or protocol suite ...
... using multiple protocol layers: • Each protocol is implemented independently • Each protocol is responsible for a specific subtask • Protocols are grouped in a hierarchy • A structured set of protocols is called a communications architecture or protocol suite ...
module02-reviewV2
... using multiple protocol layers: • Each protocol is implemented independently • Each protocol is responsible for a specific subtask • Protocols are grouped in a hierarchy • A structured set of protocols is called a communications architecture or protocol suite ...
... using multiple protocol layers: • Each protocol is implemented independently • Each protocol is responsible for a specific subtask • Protocols are grouped in a hierarchy • A structured set of protocols is called a communications architecture or protocol suite ...
chap05
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions twisted pair ...
... bits coming in one link go out all other links at same rate all nodes connected to hub can collide with one another no frame buffering no CSMA/CD at hub: host NICs detect collisions twisted pair ...
Part 1
... IP addressing: introduction Q: how are interfaces actually connected? A: we’ll learn about that in chapter 5, 6. ...
... IP addressing: introduction Q: how are interfaces actually connected? A: we’ll learn about that in chapter 5, 6. ...
Link Layer and Local Area Network
... segment, uses CSMA/CD to access segment transparent hosts are unaware of presence of switches plug-and-play, self-learning switches do not need to be configured ...
... segment, uses CSMA/CD to access segment transparent hosts are unaware of presence of switches plug-and-play, self-learning switches do not need to be configured ...
Success Probability of Multiple-Preamble Based Single
... are compared for their success probability. The analytical expression in (10) has been verified by Monte-Carlo simulations, providing average results of 10000 repetitions. The arrival rate to the system is m devices per RA subframe. Multi-preamble RA necessitates a convention that all devices must f ...
... are compared for their success probability. The analytical expression in (10) has been verified by Monte-Carlo simulations, providing average results of 10000 repetitions. The arrival rate to the system is m devices per RA subframe. Multi-preamble RA necessitates a convention that all devices must f ...
July 2001 - IEEE 802
... • Very low power consumption • Easy implementation • MAC is only to provide a generic multiple access, device discovery and data transfer services for upper layers • Scalability • (M)Any device can contact any device in range • Optimized for low bit rates and low duty cycles Submission ...
... • Very low power consumption • Easy implementation • MAC is only to provide a generic multiple access, device discovery and data transfer services for upper layers • Scalability • (M)Any device can contact any device in range • Optimized for low bit rates and low duty cycles Submission ...
Mobile Computing
... IEEE 802.11 - The WLAN standard was original 1 Mbit/s and 2 Mbit/s, 2.4 GHz RF and infrared [IR] standard (1997), all the others listed below are Amendments to this standard, except for Recommended Practices 802.11F and 802.11T. IEEE 802.11a - 54 Mbit/s, 5 GHz standard (1999, shipping products in 20 ...
... IEEE 802.11 - The WLAN standard was original 1 Mbit/s and 2 Mbit/s, 2.4 GHz RF and infrared [IR] standard (1997), all the others listed below are Amendments to this standard, except for Recommended Practices 802.11F and 802.11T. IEEE 802.11a - 54 Mbit/s, 5 GHz standard (1999, shipping products in 20 ...
3rd Edition: Chapter 4
... “elastic” service, no strict strict timing, reliability timing req. requirements “smart” end systems (computers) need for guaranteed can adapt, perform service control, error recovery “dumb” end systems simple inside network, telephones complexity at “edge” complexity inside many ...
... “elastic” service, no strict strict timing, reliability timing req. requirements “smart” end systems (computers) need for guaranteed can adapt, perform service control, error recovery “dumb” end systems simple inside network, telephones complexity at “edge” complexity inside many ...
Bridging
... An increasingly popular alternative for bridging remote LANs up to 50 miles are wireless bridges. It use spread spectrum radio transmission between LAN sites and are primarily limited to Ethernet networks at this time. New wireless bridges using the 2.41 GHz or 5.81GHz frequency ranges can tra ...
... An increasingly popular alternative for bridging remote LANs up to 50 miles are wireless bridges. It use spread spectrum radio transmission between LAN sites and are primarily limited to Ethernet networks at this time. New wireless bridges using the 2.41 GHz or 5.81GHz frequency ranges can tra ...
Lecture #23: Link layer - Computer Science & Engineering
... link-layer device: smarter than hubs, take active role store, forward Ethernet frames examine incoming frame’s MAC address, selectively forward frame to one-or-more outgoing links when frame is to be forwarded on segment, uses CSMA/CD to access segment transparent hosts are unaware of pres ...
... link-layer device: smarter than hubs, take active role store, forward Ethernet frames examine incoming frame’s MAC address, selectively forward frame to one-or-more outgoing links when frame is to be forwarded on segment, uses CSMA/CD to access segment transparent hosts are unaware of pres ...
chapter4-2007
... Priority: identify priority among datagrams in flow Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
... Priority: identify priority among datagrams in flow Flow Label: identify datagrams in same “flow.” (concept of“flow” not well defined). Next header: identify upper layer protocol for data ...
Module 10 - Home - KSU Faculty Member websites
... • Examples of distance-vector protocols include: – Routing Information Protocol (RIP) – The most common IGP in the Internet, RIP uses hop count as its only routing metric. RIP cannot route a packet beyond 15 hops. – Interior Gateway Routing Protocol (IGRP) – This IGP was developed by Cisco to addres ...
... • Examples of distance-vector protocols include: – Routing Information Protocol (RIP) – The most common IGP in the Internet, RIP uses hop count as its only routing metric. RIP cannot route a packet beyond 15 hops. – Interior Gateway Routing Protocol (IGRP) – This IGP was developed by Cisco to addres ...
ppt
... (CIDR) and is the routing protocol that is used today to route between autonomous systems. BGP uses TCP to establish a reliable connection between two BGP speakers on port 179. A path vector protocol, because it stores routing information as a combination of a destination and attributes of the path ...
... (CIDR) and is the routing protocol that is used today to route between autonomous systems. BGP uses TCP to establish a reliable connection between two BGP speakers on port 179. A path vector protocol, because it stores routing information as a combination of a destination and attributes of the path ...
Chapter 04_01 - UniMAP Portal
... IP addressing: introduction Q: how are interfaces actually connected? A: we’ll learn about that in chapter 5, 6. ...
... IP addressing: introduction Q: how are interfaces actually connected? A: we’ll learn about that in chapter 5, 6. ...