Description Specifies the port of the primary STUN server.
Value Range 1–65535
Default Value 3478
Web User Interface Reference Port (Page 88)
STUN_2NDSERV_ADDR
Value Format STRING
Description Specifies the IP address or FQDN of the secondary STUN server.
Value Range Max. 256 characters
Default Value Empty string
STUN_2NDSERV_PORT
Value Format INTEGER
Description Specifies the port number of the secondary STUN server.
Value Range 1–65535
Default Value 3478
STUN_INTVL
Value Format INTEGER
Description Specifies the interval of the sending binding request.
Value Range 60–86400
Default Value 300
Web User Interface Reference Binding Interval (Page 89)
SIP_ADD_RPORT
Value Format BOOLEAN
Description Specifies whether to add the 'rport' parameter to the top Via header field
value of requests generated.
Value Range
• Y: Enable Rport
• N: Disable
Default Value
N
Web User Interface Reference Enable Rport (RFC 3581) (Page 120)
240 Administrator Guide Document Version 2015-07
5.3.21 NAT Settings