They are. I learned that the hard way!!! Dave
Jeffrey Reed wrote: > > I'm not sure, but I thought I read somewhere that the GigaStack GBICs are > half duplex. I think I read somewhere that you shouldn't use them in an > environment that requires QOS. If this is true, your throughput would be > better with 1000B-T GBICs or Fiber GBICs running at full duplex. > > Jeffrey Reed > Classic Networking, Inc. > > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of Gaz > Sent: Thursday, March 21, 2002 10:16 AM > To: [EMAIL PROTECTED] > Subject: Gigastack Etherchannel [7:39033] > > Hi all, > > Been searching all over CCO for this info....anybody know for sure? > > Using Gigastack, can both slots be used as "Gigastack Etherchannel" (ie all > four ports (two on each module)) to provide 4Gb link. > > Scenario would be a 3508 with two Gigastack modules and 3548 with two > Gigastack modules - connected with four gigastack cables. > Various web pages show 2Gb full duplex using Gigastack and also mention 4Gb > Full Duplex using Gigabit Ethernet. Even though the latter was on a > Gigastack data sheet, it was worded as though (or could mean) an alternative > was to use Gigabit Ethernet at 4Gb. > > Hopefully I've got the question over - Basically, I know 4Gb is possible > with fibre SX/LX etc, but what about Gigastack? > > Thanks, > > Gaz -- David Madland Sr. Network Engineer CCIE# 2016 Qwest Communications Int. Inc. [EMAIL PROTECTED] 612-664-3367 "Emotion should reflect reason not guide it" Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=39049&t=39033 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]

