my 1721 router is displaying the following message at regular intervals: PQUICC_ETHER-1-LOSTCARR: Unit 0, lost carrier. Transceiver problem?loading of the ios is also very slow. any clues of of what is causing the problem?thanks.

Hi,my catalsy 5505 switching is reporting a minor hardware problem on booting and it keeps on rebooting. here is a sample of what i captured when it is booting:System Bootstrap, Version 5.1(2)Copyright (c) 1994-1999 by cisco Systems, Inc.Presto proce...

network descriptioni have modular enterprise catalysts 2924 switches connected to a central catalyst 5505 switch. the modular catalyts 2924 switches are also connected in a ring. my topology is a star - ring. all my connections are dedicated 100mbps,...