Chapter 8 Home Networking
VMG1312-B Series User’s Guide
158
8.10.1
LANs, WANs and the Device
The act ual physical connect ion det erm ines whet her t he Device port s are LAN or WAN port s. There
are t wo separat e I P net works, one inside t he LAN net work and t he ot her out side t he WAN net work
as show n next .
Figure 58
LAN and WAN I P Addresses
8.10.2 DHCP Setup
DHCP ( Dynam ic Host Configurat ion Prot ocol, RFC 2131 and RFC 2132) allows individual client s t o
obt ain TCP/ I P configurat ion at st art- up from a server. You can configure t he Device as a DHCP
server or disable it . When configured as a server, t he Device provides t he TCP/ I P configurat ion for
t he client s. I f you t urn DHCP service off, you m ust have anot her DHCP server on your LAN, or else
t he com put er m ust be m anually configured.
IP Pool Setup
The Device is pre- configured w it h a pool of I P addresses for t he DHCP client s ( DHCP Pool) . See t he
product specificat ions in t he appendices. Do not assign st at ic I P addresses from t he DHCP pool t o
your LAN com put ers.
8.10.3 DNS Server Addresses
DNS ( Dom ain Nam e Syst em ) m aps a dom ain nam e t o it s corresponding I P address and vice versa.
The DNS server is ext rem ely im port ant because wit hout it , you m ust know t he I P address of a
com put er before you can access it . The DNS server addresses you ent er when you set up DHCP are
passed t o t he client m achines along wit h t he assigned I P address and subnet m ask.
There are t wo ways t hat an I SP dissem inat es t he DNS server addresses.
• The I SP t ells you t he DNS server addresses, usually in t he form of an inform at ion sheet , when
you sign up. I f your I SP gives you DNS server addresses, ent er t hem in t he
D N S Se r ve r
fields in
t he
D H CP Se t u p
screen.
WAN
LAN
Summary of Contents for VMG1312-B Series
Page 4: ...Contents Overview VMG1312 B Series User s Guide 4 Troubleshooting 289 ...
Page 14: ...Table of Contents VMG1312 B Series User s Guide 14 ...
Page 15: ...15 PART I User s Guide ...
Page 16: ...16 ...
Page 30: ...Chapter 2 The Web Configurator VMG1312 B Series User s Guide 30 ...
Page 35: ...Chapter 4 Tutorials VMG1312 B Series User s Guide 35 7 Click Apply to save your settings ...
Page 77: ...77 PART II Technical Reference ...
Page 78: ...78 ...
Page 166: ...Chapter 9 Routing VMG1312 B Series User s Guide 166 ...
Page 184: ...Chapter 10 Quality of Service QoS VMG1312 B Series User s Guide 184 ...
Page 210: ...Chapter 13 Interface Group VMG1312 B Series User s Guide 210 ...
Page 226: ...Chapter 15 Firewall VMG1312 B Series User s Guide 226 ...
Page 232: ...Chapter 17 Parental Control VMG1312 B Series User s Guide 232 ...
Page 242: ...Chapter 19 Certificates VMG1312 B Series User s Guide 242 ...
Page 246: ...Chapter 20 Log VMG1312 B Series User s Guide 246 ...
Page 250: ...Chapter 21 Traffic Status VMG1312 B Series User s Guide 250 ...
Page 256: ...Chapter 24 IGMP Status VMG1312 B Series User s Guide 256 ...
Page 260: ...Chapter 25 xDSL Statistics VMG1312 B Series User s Guide 260 ...
Page 262: ...Chapter 26 User Account VMG1312 B Series User s Guide 262 ...
Page 268: ...Chapter 29 TR 064 VMG1312 B Series User s Guide 268 ...
Page 272: ...Chapter 30 Time Settings VMG1312 B Series User s Guide 272 ...
Page 278: ...Chapter 32 Logs Setting VMG1312 B Series User s Guide 278 ...
Page 296: ...Chapter 36 Troubleshooting VMG1312 B Series User s Guide 296 ...
Page 336: ...Appendix C Pop up Windows JavaScripts and Java Permissions VMG1312 B Series User s Guide 336 ...
Page 350: ...Appendix D Wireless LANs VMG1312 B Series User s Guide 350 ...
Page 374: ...VMG1312 B Series User s Guide 374 Index ...