VDSL/ADSL2+ Dual Band AC1600 Gigabit Gateway with VoIP – NF18ACV
UG01040 v 1.04 December 2018
Phone – SIP Settings – continued
The VoIP Dialplan specifies how to interpret digit sequences dialled by the user, and how to
convert those sequences into an outbound dial string.
Select a specific Differentiated Services Code Point (DSCP) setting for SIP or accept the
default: DEFAULT(00000)
Select a specific Differentiated Services Code Point (DSCP) setting for RTP or accept the
default: DEFAULT(00000)
Enter a value between 97 to 127, or accept the default of 125
Select an appropriate Dual-tone Multi-frequency Relay Settings: InBand (default, used when
the other two are not available), RFC2833 or SIPInfo
Caller ID send Delay Time
Enter a value in milliseconds (ms) between 500 to 1500ms, or accept the default of 600ms
Select a Caller ID Message Type: FSK_SDMF, FSK_MDMF or DTMF
Select the optimal Frequency-shift keying modulation mode: BellcoreGen, V23Gen or V23UK
Select the appropriate SIP Transport protocol: UDP or TCP
Select the appropriate PRACK (100rel) setting: Supported (default), Disabled or Required
Select your Complementary business model: Local, Server, IMS or undefined
Click to apply the new settings.