Is the CT license required when the IP phone connects to the AR

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The CT license is used to implement call transfer over a trunk. That is, calls received over one trunk are forwarded over another trunk. The CT license is not required when the IP phone connects to the AR.

Other related questions:
Is the CT license required when the IP phone connects to the AR
The CT license is used to implement call transfer over a trunk. That is, calls received over one trunk are forwarded over another trunk. The CT license is not required when the IP phone connects to the AR.

Does the CT license need to be configured on the AR that is connected to an IP phone
The CT license is not required when the IP phone connects to the AR router. The CT license is used to implement call transfer over a trunk. That is, calls received over one trunk are forwarded over another trunk.

The AR connects to the TDM PBX VE1. Is the CT license required
The CT license is used to implement call transfer over a trunk. That is, calls received over one trunk are forwarded over another trunk. The AR connects to the TDM PBX VE1 as follows: -When the AR working in SIP AG mode connects to the TDM PBX VE1, you only need to configure the value-added service package for voice services. -When the AR working in PBX mode connects to the TDM PBX VE1, users connected to the TDM PBX communicate with only local users. After the value-added service package for voice services is configured, you need to configure CM&BEST License. The CT license is not required. -When the AR working in PBX mode connects to the TDM PBX VE1, users connected to the TDM PBX communicate with external users through the AR. After the value-added service package for voice services is configured, you need to configure CT License.

Do IP phones require external power supplies when connected to AR series routers
When connected to the AR1220V, AR1220W, AR1220VW, IP phones without external power supplies must be connected to FE4 through FE7 interfaces on the main control board. The Routers must be connected to external power over Ethernet (PoE) power supplies.When connected to other AR Series Routers, IP phones must be equipped with external power supplies.

Are there any special configuration requirements when connecting IP phones to an AR1200
When connecting IP phones to the interfaces on the main control board of an AR1200, configure the virtual local area network (VLAN) priority to ensure the priority of packets.

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