When data frames are to be transmitted between LAN end-stations, that are not connected to the same
LAN segment, an intermediate device is required to "bridge" the frame from one segment to another.
Placing servers on a DMZ
LAN segment behind a firewall, as opposed to a publicly-facing segment, is crucial as many of the filtering mechanisms in a firewall can limit access to specific services based on TCP/IP ports, IP addresses and/or protocols.
A VLAN is a group of end devices that populate multiple physical
LAN segments and switch ports; they communicate as if they were on a single
LAN segment.
VLANs allow IT managers to group users and resources in any formation, regardless of the physical
LAN segment to which those resources are attached.
* The DefensePro family of products scales from a branch office device/
LAN segment up to a multiGbps device- providing an end-to-end network wide, scalable and manageable solution.
This summer the district will go to a transparent LAN service net work, or TLS, which means a service provider interconnects school's LANs in such a way that they appear to be interconnected by a
LAN segment, says Hawkins.
For optimal assessment on Internet access, LanHound is best deployed on the Internet routing server or the router's
LAN segment.
Data from this user flows across a
LAN segment to a router, then across the WAN, through another router and on to the server by means of another
LAN segment.
EtherHelp collects all or specified traffic on a
LAN segment and provides formatted packet traces for post-capture EtherPeek analysis.