Tài liệu IP Concepts ppt

... 2 - 1 IP Concepts - SANS ©2001 1 IP Concepts Security Essentials The SANS Institute Hello, welcome to IP Concepts. This is one of two modules on the subject of TCP /IP. Since the TCP /IP protocol ... possibility of many more Internet users. IPv6 includes the capabilities of IPv4 and any server that can support IPv6 packets can also support IPv4 packets. 2 - 19 IP Concepts...

Ngày tải lên: 21/12/2013, 04:20

... sending a packet across the world. 9 - 20 IP Routing – SANS GIAC LevelTwo ©2000, 2001 20 IP Route Options IP Address #1 IP Address #2 IP Address #3 IP Address #9 . . . code length ptr Codes 0x83 ... Routing • IP header is greater than 20 bytes • IP option field has a hexadecimal value of: 83: loose source routing 89: strict source routing ip[ 0] & 0xf > 5 and (ip[ 20...

Ngày tải lên: 10/12/2013, 15:15

... used to configure IPX routing are ipx routing, ipx maximum-paths, and ipx network. • Subinterfaces allow a single interface to support multiple logical networks and enable multiple encapsulations ... novell-ether RouterA(config-if)#exit RouterA(config)#exit RouterA#show ipx interface Troubleshooting IPX Routing The following commands can be used to troubleshoot IPX routing: • debug ipx routi...

Ngày tải lên: 11/12/2013, 13:15

... ICMP message description contained in them. 4 - 15 15 IP Behavior – SANS ©2001 TCP Concepts TCP is a connection-oriented reliable protocol. In section 2, we will examine some TCP concepts. Remember ... combination of source IP and source port connected to this destination IP and destination port. There may be another user connection from another source IP to this same destinati...

Ngày tải lên: 17/01/2014, 07:20

... associated with a given service. 2 - 22 IP Concepts - SANS GIAC LevelOne © 2000, 2001 22 IP Protocols Section 4 IP Model Application Transport Network Link Physical IP Model Application Transport Network Link Physical So, ... asks it to respond with its physical address. 01631 TARGET IP TARGET IP TARGET MAC TARGET MAC SOURCE IP TARGET MAC SOURCE MAC SOURCE IP SOURCE MA...

Ngày tải lên: 24/01/2014, 09:20

... Host B. To do this, Host A builds an IP header with a source IP address of 10.1.1.100 (its own IP address) and a destination IP address of 10.1.2.100 (the IP address of Host B). This allows ... functionality and increased security of RIPv2, if you need to use RIP you should only use RIPv2. N ote RFC 1058 defines RIPv1. RFC 2453 defines RIPv2. Open Shortest Path First Op...

Ngày tải lên: 26/01/2014, 04:20

... IP centrex sẽ thiết lập tất cả các văn phòng chi nhánh thành một mạng riêng của doanh nghiệp mình đồng thời có thể sử dụng các dịch vụ, các ứng dụng mới, linh hoạt trên nền IP. Sử dụng IP ... thuê bao IP Centrex của công ty khác (Khác BG) : 9 8xxxxxx. - Đến PSTN: 9 0 AC xxxxxxx Sơ đồ cuộc gọi các thuê bao IP centrex trực tiếp b. Khách hàng sử dụng thông qua tổng đài IP PB...

Ngày tải lên: 11/12/2013, 18:15

Ngày tải lên: 17/12/2013, 10:15