Description This article describes the error Failed to bind LDAP session when configuring Phonebook Download Configuration in Grandstream IPPBX UCM63XX. The example shown on the phonebook Download Configuration page is not up-to-date. To avoid the binding error in UCM63XX, make sure you fill in cn=admin,dc=pbx,dc=com in the Username field. Go back to the LDAP Phonebook … Read more
Description When clicking to Download Search Results at the CDR page, it returns an error {“response”: { “need_apply”: “no” }, “status”: -11 }. This message usually pops up when the card memory is full. When the USB or SD Card reaches a certain capacity, you click on any wav file (for eg. MoH), you will get … Read more
Description This article outlines common Analog and PSTN trunk issues encountered with Grandstream IP PBX UCM63XX/62XX/6510. It provides a list of suggestions to address various scenarios in customer setups. Issue 1: Noise or Echo Issue 2: Caller ID Not Showing or Displayed as 0000 Issue 3: FXO Port Status Not Displayed Correctly in Web Interface … Read more
Description The users experience 10 – 20s delays when receiving inbound calls, either through Analog or VoIP trunk. Outbound and internal calls (between extensions) work as expected. The More You Know Please ensure that the Call Control option under the Value-added Features > API Configuration page is disabled. When this option is enabled, the UCM will wait … Read more
Description We have configured the HA feature with two UCM630X successfully. We also configure a SIP Peer trunk with an Avaya PBX. However, when the phones are registered with HA Cluster IP address, the outbound calls fail with an error: The call is rejected by the server. The outbound call works if the phones are … Read more
Description There is a call drop issue that involves Fanvil Indoor Station and Grandstream GXV3350 registered through UCM63XX. Missed calls are shown on the Fanvil SIP Indoor Station. However, a call goes through if it is dialed from GXV3240. Analysis We manage to capture the packets from UCM and analyze both good and bad calls … Read more
Description When utilizing Zero Config to detect devices across subnets, users might encounter the error “LAN port is disconnected. Please connect LAN port to discover again.” in the Grandstream IP PBX UCM62XX series. Network Setup Troubleshooting steps Workaround To resolve the issue and enable Zero Config to auto-detect devices across subnets, try the following steps: … Read more
Description Grandstream UCM has built-in troubleshooting tools under the Maintenance tab. They are : Process Log & Syslog Level CDR API Log: Monitors processes related to CDR API configuration and function. PBX MID Log: Monitors processes related to the CTI module. This includes CRM and PMS features, as well as web pages that use WebSocket … Read more
You can convert the configuration file from Grandstream IP PBX UCM62xx/UCM65xx to UCM63xx using the GDMS portal. To begin, create and log in to your GDMS account, then navigate to Unified Communications subsection > UCMRC > Add Device > enter the MAC address of UCM63XX. Then, go to Cloud Storage, you can choose either “Convert Config File” or “Upload Backup File” for the UCM63xx to initiate the conversion process.
