Routers

While the exact meaning of the term Layer-4 switch is vendor dependent, it almost always starts with a capability for network address translation, but then adds some type of load distribution based on TCP sessions.The device may include a stateful firewall, a VPN concentrator, or be an IPSec security gateway.

This entry was posted on Monday, March 31st, 2008 at 9:01 pm and is filed under Routers. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.