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- LANCOM router with Voice Call Manager and VPN support at the headquarters:
- LANCOM 883 VoIP
- LANCOM 884 VoIP
- LANCOM 178x (some models additionally require the All-IP option)
- LANCOM 179x (some models additionally require the All-IP option)
- LANCOM ISG 1000
- LANCOM ISG 4000
- LCOS as of version 9.24 (download latest version)
- LANtools as of version 9.24 (download latest version)
- One of the following Alcatel OXO Connect (Premium) DeskPhones:
- 8008
- 8008G
- 8018
- 8028
- 8028s
- 8038
- 8058s
- 8068
- 8068s
- 8078s
- Existing network connection on the desk phone (static or dynamic)
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