LANCOM 1722 VoIP – LANCOM 1723 VoIP – LANCOM 1724 VoIP – LANCOM 1823 VoIP
Chapter 1: Introduction
26
EN
LAN-LAN coupling over ISDN
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RAS server (over VPN)
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RAS server (over ISDN)
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IP router
✔
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NetBIOS proxy for coupling Microsoft peer-to-peer networks
over ISDN
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DHCP- and DNS server (for LAN and DMZ)
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Advanced Routing and Forwarding (ARF networks)
16
16
16
16
N:N mapping for routing networks with the same IP-address
ranges over VPN
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Configuring LAN ports as additional WAN ports
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Policy-based routing
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Load balancing for bundling multiple DSL channels
4
channels
2
channels
2
channels
2
channels
Backup solutions and load balancing with VRRP
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PPPoE server
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WAN RIP
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Rapid Spanning Tree Protocol
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Layer-2 QoS Tagging
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802.1p
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NAT Traversal (NAT-T)
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DMZ with configurable IDS checks
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ISDN leased lines
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LANCAPI server to provide office applications such as fax or
answering machine via the ISDN interface.
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VoIP functions
LA
NCOM
1722 V
o
IP
LA
NCOM
1723 V
o
IP
LA
NCOM
1724 V
o
IP
LA
NCOM
1823 V
o
IP
