User Manual
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SunComm Technologies Co., Ltd.
53
1) Make sure the network cable is ok , can through view the device network port indicator light
to determine the physical connection is working or not;
2) Make sure the connected network devices (router, switch or hub) support 10M/100M adaptive,
if not, connect the Equipment directly to PC, landing WEB and in the "local connection"
Configuration interface Select the correct Ethernet Work Mode;
3) Check the Network Configuration, if the Configuration is incorrect, please re-Configuration. If
you are using DHCP mode, check DHCP Server is working properly;
4) Check whether there is a LAN device conflict with the exists IP ADDRESS.
5.2 Equipment can not register
If the Run LED does not flash mean unregistered
1) Check the network connection is working (see above section), whether the Configuration is
correct;
2) Check whether the LAN firewall setting is inappropriate (such whether limit the network
communication); If it is, there are two ways to try to resolve;
3) Check whether the Local Network to the SIP PROXY platform network environment is
relatively poor or not, and if so, please check Local Network or contact the service provider;
4) if go through those steps, the device still be in trouble, please contact the equipment provider;
5.3 When calling out, the callee’s phone shows wrong caller ID:
1) Ask the callee checks whether the device is failure or device battery power is low
2) Make sure the callee has been subscribed called User ID display service
3) If only part of the caller User ID with this problem, please contact the telecom carrier.
5.4 sudden interruption during a call
1) make sure whether is human error caused the problem
2) Check the balance.
3) Make sure whether the LAN equipment such as gateway or router fails, user can try to restart
the gateway or router
5.5 voice single-pass, double-barrier or poor quality
1) Make sure the equipment is working properly with grounded power
