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Compact black metal box with front ports and rear network jacks

Grandstream

Grandstream UCM6302 IP-PBX 2 FXS 2 FXO 3x10/100/1000

SKU CH-VGN2-W7D2X

IP-PBX with two FXS and two FXO ports plus three 10/100/1000 network interfaces

  • TypeAccessories
  • Connect analogue handsets via two FXS ports
  • Link to PSTN lines through two FXO ports
  • Three Gigabit Ethernet ports handle LAN traffic
  • New condition ensures full manufacturer specifications
  • First listed by the manufacturer in 2026

Grandstream UCM6302 IP-PBX with 2 FXS and 2 FXO

The Grandstream UCM6302 is a new IP-PBX appliance designed for small businesses that need an on-premise phone system. It provides two FXS ports for analogue extensions and two FXO ports for PSTN trunk connections. Three Gigabit Ethernet ports handle LAN, WAN and optional device linkage.

Suits offices keeping analogue handsets

Organisations that already own analogue phones or fax machines can connect them directly to the FXS ports. The dual FXO ports allow fallback to traditional telephone lines. Sites moving to a fully hosted platform or requiring digital PRI or SIP-only trunking should evaluate alternative gateway types.

Three 10/100/1000 ports determine network topology

The unit includes exactly three Gigabit Ethernet interfaces rated at 10, 100 and 1000 Mbps. This port count fixes how many segregated networks or redundancy links the appliance can support without adding external switches. Buyers needing more than three wired uplinks must plan additional infrastructure.

Highlights

  • Connect analogue handsets via two FXS ports
  • Link to PSTN lines through two FXO ports
  • Three Gigabit Ethernet ports handle LAN traffic
  • New condition ensures full manufacturer specifications
  • First listed by the manufacturer in 2026

Specifications

ModelUCM6302
Part NumberUCM6302
TypeAccessories

Questions about this item

Will the two FXS ports and two FXO ports on the UCM6302 need periodic replacement?

The FXS and FXO ports are solid-state interfaces with no moving parts, so they do not wear out under normal use and require no scheduled replacement.

Which limit appears first when the three 10/100/1000 ports run at full throughput all day?

The 1000 Mbps line rate on each Gigabit port is the first hard ceiling; sustained traffic above that rate will queue or drop at the interface.

How much fan noise and heat does the UCM6302 produce during continuous operation?

The unit uses passive cooling with no internal fan, so it generates no fan noise and only modest warmth that stays within its rated operating temperature range.

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