Welltech VoIP ATA series V.2.1 User Manual

Page 101

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ATA-171/172/171P/171M/171+/172+

User’s Guide

(Figure 1)

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, and call to another equipment, press [Flash], hold this call. Hold

function change to “sendonly” even. Please refer to the following picture, column [

[Media

Attribute (a): sendonly] (See Figure 2)

(Figure 2)

Example2: Without Use DNS SRV

Step 1: Please check [Ethereal] Packet and

[Standard query response A 220.128.207.131]

Packet information (See Figure 3)