could happen for any number of reasons... see http://www.cisco.com/warp/public/793/lan_switching/2.html Dewa Putu Nugraha <[EMAIL PROTECTED]> wrote: > Greetings, > I have two Cat5000 with Supervisor Engine I running Sw version 2.4(5). Both > Cat5000 have trunking enabled on port 1/1. I have a spare Cat5000 that I > would like to add to the current network. This spare Cat5000 also has a > Supervisor Engine I but it runs Sw version 1.2. > The problem that I am experiencing is that if the Cat5000 spare is setup to > trunk with Cat5000-2, I can't ping to and from the Cat5000 spare. I have > tried disabling trunking and the problem still exist. > If I do "sh cdp neighbors" on the Cat5000-2, it shows the Cat5000 spare in > the list but only with T (transparent bridge) capability, whereas the > Cat5000-1 shows a capability of T (transparent bridge) and S (switch). > > |---------| trunking |---------| no trunk |-------------| > |Cat5000-1|----------|Cat5000-2|----------|Cat5000 Spare| > |---------| |---------| |-------------| > > I don't understand why the different Cat OS version would affect > connectivity between switches. Is there a special protocol (BPDU?) that are > running on the Cat5000 to ensure connectivity? > I would like to upgrade the 1.2 version to 2.4(5) on the spare there is not > enough space on the spare's flash. I will probably end up buying more RAM to > be able to put the 2.4(5) image on the spare Cat5000 but I can't find any > good explanation yet on why the different Cat OS version would not "talk" to > each other, trunking or no trunking. > Below are the "sh ver" output for all 3 Cat5000. > > Cat5000-1: > WS-C5000 Software, Version McpSW: 2.4(5) NmpSW: 2.4(5) > Copyright (c) 1995-1997 by Cisco Systems > NMP S/W compiled on May 7 1998, 11:34:14 > MCP S/W compiled on May 07 1998, 11:37:31 > > System Bootstrap Version: 2.1 > > Hardware Version: 1.9 Model: WS-C5000 Serial #: 004097358 > > Module Ports Model Serial # Hw Fw Fw1 Sw > ------ ----- ---------- --------- ------ ------- ------- ------------------- > - > 1 2 WS-X5009 004097358 1.9 2.1 2.1(4) 2.4(5) > 2 12 WS-X5011 002627389 1.1 1.2 2.4(5) > 3 12 WS-X5011 003140551 1.1 1.2 2.4(5) > 4 12 WS-X5011 003140485 1.1 1.2 2.4(5) > > Cat5000-2: > WS-C5000 Software, Version McpSW: 2.4(5) NmpSW: 2.4(5) > Copyright (c) 1995-1997 by Cisco Systems > NMP S/W compiled on May 7 1998, 11:34:14 > MCP S/W compiled on May 07 1998, 11:37:31 > > System Bootstrap Version: 2.1 > > Hardware Version: 1.8 Model: WS-C5000 Serial #: 003614977 > > Module Ports Model Serial # Hw Fw Fw1 Sw > ------ ----- ---------- --------- ------ ------- ------- ------------------- > - > 1 2 WS-X5009 003614977 1.8 2.1 2.1 2.4(5) > 2 12 WS-X5011 003140538 1.1 1.2 2.4(5) > 3 12 WS-X5011 002627413 1.1 1.2 2.4(5) > > Cat5000-Spare: > WS-C5000 Software, Version McpSW: 1.2 NmpSW: 1.2 > Copyright (c) 1995 by Cisco Systems > NMP S/W compiled on Aug 30 1995, 11:46:12 > MCP S/W compiled on Aug 30 1995, 11:21:41 > > System Bootstrap Version: 1.2 > > WS-X5009 Hardware Version: 1.4 Model: WS-X5009 Serial #: 002463953 > > Module Ports Model Serial No Hw Fw Sw > ------ ----- --------- ---------- ------ ------ ------ > 1 2 WS-X5009 002463953 1.4 1.2 1.2 > 2 12 WS-X5011 003418188 1.1 1.2 2.2 > > > _________________________________________________________ > Do You Yahoo!? > Get your free @yahoo.com address at http://mail.yahoo.com > > _________________________________ > FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] > > _________________________________ > FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html > Report misconduct and Nondisclosure violations to [EMAIL PROTECTED] ____________________________________________________________________ Get free email and a permanent address at http://www.netaddress.com/?N=1 _________________________________ FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]