
Local Area Network (LAN) Architecture
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Network 1.1 - Flat LAN, integrated EdgeMarc
EdgeMarc models supported
• 4200
• 4300T
• 4500E, 4500T4
Topology Characteristics
This is simplest of the available network designs. It is a flat-LAN design and can be used when a
customer simply has a layer-2 Ethernet switch and no firewall.
• EdgeMarc provides ALG functionality to phones
• EdgeMarc provides NAT, Firewall, Traffic Shaping, and DHCP to PCs and phones
• Phones and PCs share same IP subnet, assigned by DHCP
• EdgeMarc is SIP Proxy to phones
• EdgeMarc WAN interface is provided a public (un-NATed) IP address
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