On Monday, 12/01/2008 at 03:54 EST, Bernie Wu <[EMAIL PROTECTED]> wrote: > Hi List, > Newbie wants to know the difference between layer 2 and layer 3 vswitch ? > When to use layer 2 or the other ? > Advantages of layer 2 over layer 3 ?
Layer 2: Each virtual NIC's MAC address is visible on the external network. Layer 3: All virtual NICs have the same MAC address. The hardware and z/VM know what guests are using what IP addresses. Use layer 2. It's simpler and it allows you to take advantage of link aggregation. Alan Altmark z/VM Development IBM Endicott ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
