ADTRAN Express 4120 Uživatelský manuál stáhnout pdf (Strana 34)

Chapter 1. Understanding ISDN and the Express 4110/4120

1-4 Express 4110/4120 User Manual 61200176L3-1

Single User IP to Internet Service Provider (ISP) using Network

Address Translation (NAT)

• Provides high speed home access to the Internet

• NAT provides translation from user assigned IP addresses to ISP

assigned IP addresses.

• The PC’s IP address can be dynamically assigned by the Express

4110/4120.

• Overcomes the serial port speed limitations of current terminal

adapter solutions

• Multilink Point-to-Point Protocol (PPP) plus compression yields effec-

tive throughput greater than 256 kbps.

• Compatible with popular ISP access devices

Figure 1-5. Single User to Internet Service Provider (4110)

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ADTRAN Express 4120 Uživatelský manuál Strana 34