Only One Party Can Hear From Another On Calling; Abbreviation - ATCOM A68w User Manual

A68(W) IP Phone User Manual
2. Make sure the network cable or port of network switch are working fine,
3. Make sure the DHCP server has been enabled, and there are available IP address
4. Try to set the LAN port as Statics IP
7.3、Only one party can hear from another on calling
1. Try to make a IP peer to peer call, to make sure the mic and speaker are working fine
2. Enable STUN via Web
3. Set the address of STUN Server, for example stun.sipgate.com
4. Present this operation above and the phone will be reboot
5. Try to make a normal call again
8、Abbreviation
DND：Do Not Disturb
CFWD：Call Forward
Bxfer：Blind Transfer
Conf：Conference
Num：Number
SIP：Session Initiate Protocol
RTP：Real-time Transport Protocol
SDP：Session Description Protocol
VPN：Virtual Private Network
VLAN：Virtual Local Area Network
QoS：Quality of Service
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