ZyXEL Communications VMG1312-B Series User Manual Download

Page: 143 / 376

Chapter 8 Home Networking

VMG1312-B Series User’s Guide

143

DHCP Relay
Server Address

This field is only available w hen you select

D H CP Re la y

in t he

D H CP

field.

I P Address

Ent er t he I P address of t he act ual rem ot e DHCP server in t his field.

I P Addressing
Values

This field is only available w hen you select

En a ble

in t he

D H CP

field.

Beginning I P
Address

This field specifies t he first of t he cont iguous addresses in t he I P address pool.

Ending I P
Address

This field specifies t he last of t he cont iguous addresses in t he I P addr ess pool.

DHCP Server
Lease Tim e

This is t he period of t im e DHCP- assigned addresses is used. DHCP aut om at ically assigns I P
addresses t o client s w hen t hey log in. DHCP cent ralizes I P address m anagem ent  on cent ral
com put ers t hat  run t he DHCP server program . DHCP leases addresses, for a period of t im e,
which m eans t hat  past  addresses are “ recycled”  and m ade available for fut ure reassignm ent
t o ot her  syst em s.

This field is only available w hen you select

En a ble

in t he

D H CP

field.

Days/ Hour s/
Minut es

Ent er t he lease t im e of t he DHCP server.

DNS Values

This field is only available w hen you select

En a ble

in t he

D H CP

field.

DNS

Select t he t ype of service t hat you are regist er ed for from your Dynam ic DNS service
provider.

Select

D yn a m ic

if you have t he Dynam ic DNS ser vice.

Select

St a t ic

if you have t he St at ic DNS service.

DNS Server 1

DNS Server 2

Ent er t he first and second DNS ( Dom ain Nam e Syst em ) server I P address t he Device passes
t o t he DHCP client s.

LAN I Pv6 Mode Set up

I Pv6 St at e

Select

Ena ble

t o act ivat e t he I Pv6 m ode and configure I Pv6 set t ings on t he Device.

LAN I Pv6 Address Set up

Delegat e prefix
fr om WAN

Select t his opt ion t o aut om at ically obt ain an I Pv6 net w or k pr efix fr om t he service pr ovider
or an uplink rout er.

St at ic

Select t his opt ion t o configure a fixed I Pv6 address for t he Device’s LAN I Pv6 address.

ULA I Pv6 Address Set up

I Pv6 Address

I f you select st at ic I Pv6 address, ent er t he I Pv6 address prefix t hat t he Device uses for t he
LAN I Pv6 address.

Pr efix Lengt h

I f you select st at ic I Pv6 address, ent er t he I Pv6 prefix lengt h t hat t he Device uses t o
generat e t he LAN I Pv6 address.

An I Pv6 pr efix lengt h specifies how m any m ost significant bit s ( st art ing from t he left ) in t he
address com pose t he net work address. This field displays t he bit num ber of t he I Pv6 subnet
m ask.

MLD Snooping

Mult icast  List ener Discovery ( MLD)  allow s an I Pv6 sw it ch or rout er t o discover t he presence
of MLD host s who wish t o receive m ult icast  packet s and t he I P addresses of m ult icast
groups t he host s want  t o j oin on it s net w ork . Select

En a ble M LD Sn oopin g

t o act ivat e MLD

Snooping on t he Device. This allows t he Device t o check MLD packet s passing t hrough it and
learn t he m ult icast group m em bership. I t helps reduce m ult icast t raffic.

Table 30

Net work Set t ing > Hom e Net working > LAN Set up ( cont inued)

LABEL

DESCRIPTION