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... 3. The foreign agent contacts the mobile host’s home agent and says: “One of your hosts is over here.” The message from the foreign agent to the home agent contains the foreign agent’s network address. It also includes the security information, to convince the home agent that the mobile host is ...
... 3. The foreign agent contacts the mobile host’s home agent and says: “One of your hosts is over here.” The message from the foreign agent to the home agent contains the foreign agent’s network address. It also includes the security information, to convince the home agent that the mobile host is ...
Internet control protocols (ARP, DHCP, ICMP)
... • Internet control protocols – Dynamic Host Configuration Protocol (DHCP) – Address Resolution Protocol (ARP) – Internet Control Message Protocol (ICMP) ...
... • Internet control protocols – Dynamic Host Configuration Protocol (DHCP) – Address Resolution Protocol (ARP) – Internet Control Message Protocol (ICMP) ...
QoS - NOSS
... The higher priority packets are given preferential treatment, often at the expense of lower priority packets. ...
... The higher priority packets are given preferential treatment, often at the expense of lower priority packets. ...
computer networks - Technicalsymposium
... circulates around the ring. Token Ring as defined in IEEE 802.5 is originated from the IBM Token Ring LAN technologies. Token-passing networks move a small frame, called a token Possession of the token grants the right to transmit. The information frame circulates the ring until it reaches the inten ...
... circulates around the ring. Token Ring as defined in IEEE 802.5 is originated from the IBM Token Ring LAN technologies. Token-passing networks move a small frame, called a token Possession of the token grants the right to transmit. The information frame circulates the ring until it reaches the inten ...
Lim-TMC09-slide
... RSA(Original IP) IP Header used to generate security checks for IPSec. Without this IP header restoration, the IP Packet will fail the IPSec module’s security check. This method allows IPSec module to use the share key established at the instant when the connection is established. The AMM replac ...
... RSA(Original IP) IP Header used to generate security checks for IPSec. Without this IP header restoration, the IP Packet will fail the IPSec module’s security check. This method allows IPSec module to use the share key established at the instant when the connection is established. The AMM replac ...
Middleboxes
and
Tunneling
Reading:
Sect
8.5,
9.4.1,
4.5
COS
461:
Computer
Networks
Spring
2011
... VPN A / Site 2 VPN B / Site 1 ...
... VPN A / Site 2 VPN B / Site 1 ...
Cross layer design for Wireless networks
... Comments & practical consideration Relay send only useful side information over the channel The relay load is chosen as the minimal value which maximize the global rate Each sender and relay can derivate the number of needed redundant packets if it know the packet loss probability matrix Th ...
... Comments & practical consideration Relay send only useful side information over the channel The relay load is chosen as the minimal value which maximize the global rate Each sender and relay can derivate the number of needed redundant packets if it know the packet loss probability matrix Th ...
Group 13 and 14 Summary of Threats and Defenses Honeynets and
... Packets with destination port value of 80 should only be connecting to network’s web ...
... Packets with destination port value of 80 should only be connecting to network’s web ...
山东建筑大学试卷 共 4页 第 1 页 至 学年 第 1 学期 课程名称 计算机
... 11、Two basic approaches toward pipelined error recovery can be identified: _______________and ____________. And in _______ protocol, the receiver discards out-of-order-packets. . 12、There are two fundamental approaches to building a network core: _____ switching and _____ switching. And in ____ swit ...
... 11、Two basic approaches toward pipelined error recovery can be identified: _______________and ____________. And in _______ protocol, the receiver discards out-of-order-packets. . 12、There are two fundamental approaches to building a network core: _____ switching and _____ switching. And in ____ swit ...
ppt - NOISE
... • Reliable Delivery: Guarantee to deliver the frame to the other end of the link without error. • Flow Control: The link layer can provide mechanisms to avoid overflowing the buffer • Error Correction: Determining where errors have occurred and then correcting those errors. ...
... • Reliable Delivery: Guarantee to deliver the frame to the other end of the link without error. • Flow Control: The link layer can provide mechanisms to avoid overflowing the buffer • Error Correction: Determining where errors have occurred and then correcting those errors. ...
Interconnection networks 2, clusters
... – “Time division multiplexing” divide B/W transmission line into a fixed number of slots, with each slot assigned to a conversation • Problem: lines busy based on number of conversations, not amount of information sent • Advantage: reserved bandwidth ...
... – “Time division multiplexing” divide B/W transmission line into a fixed number of slots, with each slot assigned to a conversation • Problem: lines busy based on number of conversations, not amount of information sent • Advantage: reserved bandwidth ...
`Performance control of high-capacity IP networks for
... When Cr= 1 Mbps, all packets are delayed at least 12 ms (transmission latency alone), and this is not usable for DMP audio. With Cr =10 Mbps, about 0.2% of all packets have delays larger than 10 ms at a link utilisation of 65%. With Cr =30 Mbps, about 0.2% of all packets have delays larger than 10 m ...
... When Cr= 1 Mbps, all packets are delayed at least 12 ms (transmission latency alone), and this is not usable for DMP audio. With Cr =10 Mbps, about 0.2% of all packets have delays larger than 10 ms at a link utilisation of 65%. With Cr =30 Mbps, about 0.2% of all packets have delays larger than 10 m ...
UNDERLAYS
and
MIDDLEBOXES
READING:
SECTION
8. COS
461:
Computer
Networks
Spring
2010
(MW
3:00‐4:20
in
COS
105)
... – Firewall rule based on IP addresses of dorms – … and the server IP address and port number – Problem: users may log in to another machine • E.g., connect from the dorms to another host • … and then onward to the blocked server ...
... – Firewall rule based on IP addresses of dorms – … and the server IP address and port number – Problem: users may log in to another machine • E.g., connect from the dorms to another host • … and then onward to the blocked server ...
Research Rugby
... – Use a four-way handshake: RTS-CTS-DATA-ACK where the RTS and CTS packets are significantly smaller than the average data packet. – The maximum number of RTS retransmissions is set to 7. ...
... – Use a four-way handshake: RTS-CTS-DATA-ACK where the RTS and CTS packets are significantly smaller than the average data packet. – The maximum number of RTS retransmissions is set to 7. ...
Ch20
... Flags: used in fragmentation (discussed later). Fragmentation offset: used in fragmentation (discussed later). Time to live: it is used to control the maximum number hops visited by the datagram. Protocol: defines the higher-level protocol that uses the services of the IPV4 layer. ...
... Flags: used in fragmentation (discussed later). Fragmentation offset: used in fragmentation (discussed later). Time to live: it is used to control the maximum number hops visited by the datagram. Protocol: defines the higher-level protocol that uses the services of the IPV4 layer. ...