Portal Home > Knowledgebase > Internal documents


Change server timezone
To change timezone, you need to submit a ticket or chat online with us, give us the timezone...
Client account - how to use to login to manage account information for payments and CDR?
Before access the web portal, your customer must have a pair of user/pass. To get user/pass for...
DID Configuration - Inbound call to registered/internal SIP device
If you buy DID number from your own DID provider, you can forward this DID number to your...
Error: Operation timeout
Sometime, your VOS3000 client program to manage your remote switch is lost connection due to your...
Fix message System Technical Support Expired…
##START_FOR_ACTIVE_PRODUCT## When you login first time, you see message "System Technical...
Get started - How to configure wholesale scenario passing traffic from origination to termination
Download the guide HERE, the guide is image file, you can zoom to its 100% original size to get...
Get started - How to terminate calls to GoIP device?
There are many suppliers for GoIP device. China products are often good price. You can check...
How to check ACD/ASR route?
ACDThe Average Call Duration (ACD) is calculated by taking the sum of billable seconds (billsec)...
How to configure Softphone/Pbx/IPPhone/DevicePhone...
Your VOS3000 switch works with Proxy and Registrar modeWhen it is proxy mode, client can...
How to manage and give permission for user account: agent(resellers) / operator / admin?
You can create and manage permissions on user account ( agent / operator / admin)For security...
How to trace/debug a call for diagnostics from the Switch control panel
Debug call is useful when you need to investigate the details of the call to find out problems to...
Mobile Softphone and configuration
About GroudWire softphone on mobile If you are in testing purpose, you can use the .apk file...
Operation flatform port
The VOS3000 operation flatform runs on port 1202, if you want to make it more security to your...
Random CallerID/DID numbers on routing gateway
##START_FOR_ACTIVE_PRODUCT## #Based on the rewrite rule #Setting on gatewayEg: random...
SIP/H323 TCP port
Your VOS3000 switch opens TCP ports 5060, 6060 for SIP and 1720 for H323.However, for special...
Switch maintenance - How to delete old CDR?
If your switch gets much traffic, then database size is large, it can degrade your switch...
Verification timeout - Case 1
If network location is not authorized, and you want to try login then you will get error...
Verification timeout - Case 2
After running switch for long time and your switch got much traffic, then you can meet error...
VOIP traffic is blocked in some special countries/areas - How to bypass and fix this issue?
Moment, there are some common meanings of blocking method:1. Blocked signaling traffic port2....
Web-browser displays "Loading" message without ending
when your client logs in his account on the web-page, his browser can appear message "Loading..."...
Windows x64 - VOS3000 Client tool - Error missing msvcr71.dll or mscvr100.dll
For Windows OS, if you run program, and see error: missing MSVCR100.dll or MSVCR71.dllYou need to...