HI I have found that on a 3662 with 3 NM-16 modem banks that at random the router resets the line config ( I think ) to its default values and they are shown in the running config. This happens to three of the modem banks the other one does not have ...
I am having some problems getting any help with this issue. I have a switch and am unable to get the password. Had I of known it was going to be this kind of run around I would have never purchased it!
I'm not able to connect our LAN to our ISP with the Cisco 837 Router. The ISP tells me the won't support Cisco and that I need to use the modem they sent. I don't want to use the modem they gave me. That's the whole reason why I got the 837. DOes...
I was hoping someone could point to a white paper or a best practices document that would give some guidelines as to when it is a good time to break-up a broadcast domain.I have about 3000 IP nodes on my network and all are in the same subnet. All n...
Hi there,I have one c3640 with FE and 4500 with Ethernet interface.I tried to connect back to back with crosscable and the configuration under c3640 FE interface with duplex half and speed auto.If I push the deplex to full, it will automatically drop...
Have a set of four 3550 PWR switches stacked together using gigastack mods.Uplinks are Gigabit Ethernet modes in switch one and three. For somereason a gigastack module in one of the switches will shut itself down (interface is administratively down...
Hello:In 3550 with the version 121-20. EA1 there does not exist the command " ip verify Unicast... " On the other hand if in in other one that has a previous version 121-13. EA1a. How it is possible to to activate the unicast RPF in the first case, i...
I am deploying 2 5509 switches in a School, (donated items)...but one of the switch just wont boot past the loading of the 24 port eth modules.does anyone have an insight to this issue.my Hyperm connection is 9600, 8-N-1-NEnter password:2004 Apr 06 1...
Hi,I am in the process of implementing a redundant fast-Ethernet link on my LAN. Currently we have one Cisco Catalyst 4006 backbone switch and 3 “2950” Desktop switches, all are connected through point-to-point gigabit fibre trunk links. I would like...
For a classroom lab assignment, I am attempting to route several VLANS from a Catalyst 3524 switch via a Cisco 2621 router. The switch port on the switch is configured as a trunk switchport and is connected to F0/0 on the router. My problem is that...
We have an ISP customer that wants to provide Internet access to an adjacent building with multiple tenants. There is already an inter-building conduit, so Ethernet speeds can be provided inter-building. The ISP wants to provide WAN-speed bandwidths ...
