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PBX and UC in one box for ISDN connections or ALL IP

The IP411 delivers two BRI interfaces to the trunk and also has internal analogue ports. This gateway already comprises all interface licenses.  IP411 is recommended for "all in one box" - PBX and UC installations up to 50 users with ISDN BRI trunk.

Any questions? We'd be happy to help.

to the sample application:
  1. VoIP PBX
IP411 Features:
  • VoIP gateway
  • Supports SIP and H.323
  • 400 MHz CPU, 1 GB RAM, 32 MB Flash, 128 MB Flash Disk (NAND)
  • 2 x ISDN-BRI-interface (S0): for connection of ISDN-BRI-trunklines or extensions, RJ-45 (modular Jack 8P8C), TE or NT mode operation
  • 2 x a/b interface FXS: connection of analogue extensions, RJ-11 (modular Jack 6P2C)
  • 2 Gigabit Ethernet ports
  • Coder standards G.711, G.723.1, G.729A, Opus-NB
  • incl. VAD (Voice Activity Detection), CNG (Comfort Noise Generation)
  • Low power consumption
  • Upgradeable to IP-PBX
  • 19" brackets available


Sample application:


VoIP Telefonanlage