3.5.2 LAN....................................................................................

36

3.5.3 NAT....................................................................................

37

3.5.4 Security...............................................................................

41

3.5.5 Routing ...............................................................................

43

3.5.6 DNS ....................................................................................

45

3.5.7 DSL ....................................................................................

46

3.6 Diagnostics ..................................................................................

47

3.7 Management ................................................................................

47

3.7.1 Settings ...............................................................................

47

3.7.2 System Log.........................................................................

49

3.7.3 Internet Time ......................................................................

50

3.7.4 Access Control ...................................................................

50

3.7.5 Update Software.................................................................

52

3.7.6 Save/Reboot........................................................................

53

4. Networking Topology...............................................................................

53

4.1 PPP over ATM (PPPoA) Mode...................................................

53

4.2 PPP over Ethernet (PPPoE) Mode ..............................................

55

4.3 MER+DHCP Mode .....................................................................

56

4.4 IP over ATM (IPoA) +NAT Mode .............................................

58

4.5 Leased Line Mode .......................................................................

59

4.6 PPP over Ethernet (PPPoE) IP Extension Mode.........................

60

5. Questions & Answers ...............................................................................

61

5