Share internet of a Mac as an AP to NDSL

Mac side:
A.1 System Preference >> Sharing >> Internet
A.2 Share connection from Ethernet to computers using AirPort.
A.3 AirPort Options: AAAA, Automatic, WEP left blank.
A.4 Start
A.5 Use Terminal to do as follow:
A.5.1 "ifconfig end1" to get "inet 10.0.2.1 netmask...", and
A.5.2 "dig" to get "SERVER: 192.168.1.1"

NDS side:
B.1 SSID: AAAA
B.2 WEP Key: left blank
B.3 IP Address Auto-get: no
B.4 IP Address: 10.0.2.4
B.5 Sub Net Mask: 255.255.255.0
B.6 Gateway: 10.0.2.1
B.7 DNS Auto-get: no
B.8 Primary DNS: 168.95.1.1
B.9 Secondary DNS: 61.64.127.2

Router Side:
C.1 Firewall (DoS off): OK
C.2 Firewall (DoS on): OK
C.3 Primary DNS: 168.95.1.1
C.4 Secondary DNS: 61.64.127.2