so if I enable IRB on my 2501, I now have a layer 3 switch? ;->
""mlh"" wrote in message [EMAIL PROTECTED]">news:[EMAIL PROTECTED]... > According to Clark's Cisco LAN Switching(page 452 ), > layer 3 switching techniques can be grouped > into two categories: > Routing switches > Switching routers > > mlh > > ----- Original Message ----- > From: "Larry Letterman" > To: > Sent: Friday, March 15, 2002 2:48 AM > Subject: RE: Layer 3 switch ? [7:38358] > > > > A true router, 2621/3640/7200, is not usually considered > > a L3 switch. A 6500 with an MSFC module installed can be > > is a L3 switch and will perform L2/L3 routing and switching. > > > > A 6500 without the MSFC module is just a large high speed switch, > > capable of only L2 switching. > > > > A layer 3 switch usually routes the first packet in the flow of data > > and then switches the rest in the switching hardware. This is why L3 > > routing/switching is quite a bit faster. A traditional router will use > > IOS software to determine routes and the switch each packet between the > > interfaces in the router. > > > > > > Larry Letterman > > Cisco Systems > > [EMAIL PROTECTED] > > > > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of > > John Green > > Sent: Thursday, March 14, 2002 10:50 PM > > To: [EMAIL PROTECTED] > > Subject: Layer 3 switch ? [7:38358] > > > > > > Is it ok to refer to a "router" as a Layer 3 switch ? > > > > cisco 6500 was referred to as a Layer 3 switch. > > > > question: does it(6500) have routing capabilities ? > > ----------------------------------------------------- > > > > to connect to different vlans one needs a router. > > right ?? (as shown below) > > switchA --------ROUTER-------switchB > > > > but say some nodes connected to switchB are on the > > vlan of switchA. so now to connect switchA and switchB > > can router be ok ? > > ------------------------------------------------------ > > > > __________________________________________________ > > Do You Yahoo!? > > Yahoo! Sports - live college hoops coverage > > http://sports.yahoo.com/ Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=38418&t=38358 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
