I have 2950 switch, whenever i start to configure it through console, it show me IOS bootup upto this screen, then switch Hange, what is the soloution of this problem,
### Message Display when boot ####
Press RETURN to get started!
00:00:15: POST: Loop back Test Failed on GigabitEthernet0/1. State:Disabled
00:00:15: POST: Loop back Test Failed on GigabitEthernet0/2. State:Disabled
00:00:15: %SPANTREE-5-EXTENDED_SYSID: Extended SysId enabled for type vlan
000004: *Mar 1 05:00:18: %SYS-5-CONFIG_I: Configured from memory by console
000005: *Mar 1 05:00:19: %SYS-5-RESTART: System restarted --
Cisco Internetwork Operating System Software
IOS (tm) C2950 Software (C2950-I6Q4L2-M), Version 12.1(19)EA1c, RELEASE SOFTWARE
Copyright (c) 1986-2004 by cisco Systems, Inc.
Compiled Mon 02-Feb-04 23:29 by yenanh