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
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