Tài liệu IP Concepts ppt
Tài liệu IP Concepts ppt
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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.
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IP Concepts...
Tài liệu IP Routing pptx
... sending a packet across the world.
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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...
Tài liệu General Concepts ppt
... 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...
Tài liệu IP Behavior pptx
...
ICMP message description contained in them.
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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...
Tài liệu IP Concepts doc
... associated
with a given service.
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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...
Tài liệu IP Routing ppt
... 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...
Tài liệu IP Centrex - Mạng riêng cho doanh nghiệp pptx
...
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...
