The Phone Can't Obtain Ip Address; Only One Part Can Hear The Voice During The Call; Abbreviations - ATCOM rainbow1 User Manual

Rainbow1 IP Phone User Manual
4. Make sure the information of the account is consistent with which offered by the
service supplier.
5. Make sure the SIP server is on.
6. Check the port of the SIP server whose default value is 5060.

6.2 The phone can't obtain IP address

1. Make sure the cable has been connected to the LAN port of the phone.
2. Make sure the cable and the switch's port that connected with the cable is
available.
3. Make sure the DHCP server is on and there are some assignable IP addresses in
the address pool.
4. Try to change the LAN port mode as Static.

6.3 Only one part can hear the voice during the call

1. Make an IP dial-up call to make sure the telephone receiver and microphone are
normal.
2. Enable STUN on web page.
3. Set STUN server as stun.sipgate.com.
4. Click 'submit' and wait for the phone to restart.
5. Try to make calls again.

Abbreviations

DND ： Do Not Disturb
CFWD ： Call Forward
Bxfer ： Blind Transfer
Conf ： Conference
Num ： Number
DelChr ： Delete Char
Y/N ： Yes/No
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
Syslog ： System log
UDP：User Data Protocol
TCP：Transmission Control Protocol
TLS：Transport Layer Security Protocol
BLF：Busy Lamp Field
DNS：Domain Name System
SRTP：Secure Real-time Transport Protocol
NTP：Network Time Protocol
VAD：Voice Activity Detection
CNG：Comfort Noise Generator
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