大部分的HP ProCurve switch都是Lifetime warranty with advanced next day replacement

Some Features:
->Procurve Identity Driven Manager(IDM)
->Virus throttling in an Layer 2 Environment
->Wireless and Wired access controller module

http://www.hp.com/go/hpprocurve/

2500 series: layer2, no management
2600 series: management, layer3, VLAN routing, no dynamic routing protocol.
2800 series: gigabit ethernet, no dynamic routing protocol.

Switch meshing can do load sharing.