How To Set Nat Traversal Setting - Draytek Vigor VigorAccess IVD Quick Start Manual

How to Set NAT Traversal Setting

- Help
IVD/voip/misc> nat ?
- Display the setting
IVD/voip/misc> nat -s
- Disable NAT traversal function
IVD/voip/misc> nat <Disable Mode>
- Enable Manual mode and WAN IP Address for NAT router
IVD/voip/misc> nat <Manual Mode> <NatIpAddr>
- Enable Auto mode and related parameters
IVD/voip/misc> nat <Auto Mode> <Type> <LocalPort> <ServerIP> <ServerPort>
- Edit symmetric media setting
IVD/voip/misc> nat –sym <sym_rtp_t38>
Disable mode
Manually Input NAT IP Address
NAT IP
Address
Auto Discovery NAT IP Address
STUN Local
Port
STUN Server
Address
STUN Server
Port
Type
Sym_Rtp_T38 Symmetric Media Setting
Note: "Auto Discovery NAT IP Address" option is used when IVD is behind a NAT router,
NAT uses dynamic WAN IP address like as DHCP or PPPoE client.
a STUN server in Internet. IVD needs to negotiate with STUN server for this function.
Note: The "STUN"(Simple Traversal of UDP through NATs) server is an implementation
of the STUN protocol that enables STUN functionality in SIP-based systems. STUN is an
32
Disable this function. The application is IVD has a public WAN IP address.
(not behind a NAT router)
0: Disable NAT traversal (Default is 0)
1: Manually input NAT IP address
2: Auto discover NAT IP address
Assign an IP address as NAT IP address.
The application is when IVD is behind a NAT router, and NAT router uses a
static WAN IP address. This value is same as WAN IP in NAT router.
(Default is 172.0.0.1)
Assign a port number of STUN server.
(Default is 3478)
Assign an IP address of STUN server.
(Default is stun.fwdnet.net)
Assign a server port number of STUN server.
(Default is 3478)
0: Semi-auto (need to configure NAT)
1: Full-auto (no need to configure NAT) (Default is 1)
0: Disable symmetric RTP and T.38 (Default is 0)
1: Enable symmetric RTP and T.38
There must be having
Quick Start Guide for VigorAccess IVD
Version: 1.2