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35
Field Name
Description
Enable NAT
Select to enable sharing the WAN interface across multiple devices on the LAN. Additional NAT and
PPPoE NAT features appear.
Enable Fullcone NAT
(
Appears when
Enable NAT
is selected
) Click to enable what is known as one-to-one NAT.
Enable SIP
(
Appears when
Enable NAT
is selected
) Click to enable Session Initiation Protocol (SIP) pass-through
NAT. Used for Voice over IP (VOIP) applications.
Enable IGMP Multicast
Proxy
(
Appears when
Enable NAT
is selected
) Click to enable Internet Group Membership Protocol (IGMP)
multicast. Used by IPv4 hosts to report multicast group memberships to any neighboring multicast
routers.
No Multicast VLAN Fil-
ter
(
Not available for SR515ac models
) Disables multicast filtering between WAN and LAN (VlanMux)
network.
Enable IGMP Multicast
Source
(
Available for SR515ac models onl
y) Select to enable this service to act as an IGMP multicast source.
MTU sizes
Enter the MTU (Maximum Transmission Unit) size for SmartRG gateways supporting a gigabit-cap-
able WAN interface. Options are
1370
-
1492 bytes
. The default is
1492
bytes.
This feature is supported by SmartRG models SR500n, SR505n, SR510n, SR550n and SR552n.
Firmware v2.5.0.7 or later is required.
Use Base MAC Address
on this WAN interface
Use the SmartRG Devices Base (Primary) MAC address. When unchecked, a unique MAC is assigned
for each service.
Enable MAC Clone
(
Appears when
Use Base MAC Address
is deselected
) Enter the MAC address to be used as the close
adddress.
Additional options for
IPV6
Select options as needed. Options are:
l
Enable IPv6 Unnumbered Model
l
Enable IPv6 Unnumbered Model
l
Launch Dhcp6c for Address Assignment (IANA)
l
Launch Dhcp6c for Prefix Delegation (IAPD)
l
Enable MLD Multicast Proxy
8. Click
Next
. The following page appears where you will select the interface used as a default gateway used for the PPP service
being created.