Ha Setup Without Ucmrc - Grandstream Networks UCM6300 Series High Availability User Manual

4. Modify UCM A's HA settings by changing HA Peer MAC address from UCM B to UCM C's MAC
address. Save and reboot UCM A.
5. After UCM A boots up, log in UCM A web UI and confirm the HA status to be Active. Connect UCM
C to the HA setup using appropriate cables for WAN port, heartbeat port, FXO port and etc.
6. After UCM C boots up, log in UCM C web UI and configure network settings to be the same as
UCM B. After configuration, UCM C has the same static IP as UCM B.
7. Check whether UCM C has Cloud IM enabled and ensure it's disabled. Cloud IM must be disabled
on UCM C before replacing UCM B.
8. Log in UCM C's web UI, enable HA, configure HA station type and other HA settings to be the same
as UCM B. Save and reboot UCM C.
9. After UCM C boots up, check and verify the HA status. UCM A should be active and UCM C should
be standby.

HA Setup without UCMRC

Assuming 2 UCM (A and B) in HA setup have no UCMRC plan on GDMS, UCM A is in active status and
UCM B is in standby status. UCM B becomes defective and requires replacement. Please follow the steps
below to replace the defective UCM B with UCM C:
1. Turn off the power for UCM B.
2. Modify UCM A's HA settings by changing HA Peer MAC address from UCM B to UCM C's MAC
address. Save and reboot UCM A.
3. After UCM A boots up, log in UCM A web UI and confirm the HA status to be Active. Connect UCM
C to the HA setup using appropriate cables for WAN port, heartbeat port, FXO port and etc.
4. After UCM C boots up, log in UCM C web UI and configure network settings to be the same as
UCM B. After configuration, UCM C has the same static IP as UCM B.
5. Check whether UCM C has Cloud IM enabled and ensure it's disabled. Cloud IM must be disabled
on UCM C before replacing UCM B.
6. Log in UCM C's web UI, enable HA, configure HA station type and other HA settings to be the same
as UCM B. Save and reboot UCM C.
7. After UCM C boots up, check and verify the HA status. UCM A should be active and UCM C should
be standby.
Note: HA configuration requires the UCM to reboot. Please reboot the UCM during non-service hour to
avoid service interruption.
UCM6300 Series/UCM6300 Audio Series:
High Availability User Guide
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