Welltech VoIP ATA series V.2.1 - Manual (Page 94)

ATA-171/172/171P/171M/171+/172+
User’s Guide
(Figure 2)
Example2: InBand DTMF
Step 1: On the main page, select [SIP Settings
DTMF Settings], enter [DTMF Setting] page,
after revising the information (e.g.: InBand DTMF) (See Figure 3), click [Submit].
(Figure 3)
Step 2: After saving change, enter [Note Information] page, “Note Information” will be seen, then the
changing will come into effect.
Step 3: On the main page, select [Save Change] item, enter [Save Changes] page, and execute the
saving command by click [Save]. [Note Information] page will be seen which means saving
successfully. And the system will be restarted, please wait for a while
Step 4: After rebooting, call to another equipment, press DTMF (e.g.: 222); please check
[Ethereal] Packet; because of [In-Band] mode, nothing will be found in the Packet
(Figure 4)
.