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Feb 19, 2025 - 09:08 AM
The Grandstream GXP2135 supports SIP (Session Initiation Protocol), enabling interoperability with various communication systems. SIP support is essential for compatibility with a wide range of IP telephony services.
What protocols does the phone support? Grandstream GXP2135 IP Phone
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Open Feb 19, 2025 - 09:08 AM
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Grandstream GXP2135 IP Phone
The Grandstream GXP2135 is a multi-line high-performance phone that will meet and exceed all of your enterprise level IP Phone needs. With key features such as Power over the Ethernet (PoE), built-in Bluetooth, and dual Gigabit ports for fast and clear IP communications, why look anywhere else?
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