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Sale!
Upgrade for the LANCOM 1781-series and to VoIP telephony, support of SIP, SIP-Trunks, Session Border Controller (SBC), ISDN PBX connections and internal ISDN voice- & fax connections, Voice Call Manager, incl. TAE/RJ45 & ISDN cross-over adapters (TE/NT) -
Sale!
Upgrade for the LANCOM 1790-series, 1780EW-4G+ and 1640E with LANCOM Voice Call Manager, without TAE/RJ45 & ISDN cross-over adapters (TE/NT)
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Sale!
Option for the use of 10 additional internal VoIP call numbers with a LANCOM router (additiv for up to 40 numbers) und external SIP-Lines (additiv for up to 55 numbers)
