Other Network Architecture Subjects

I will be starting a new job that has two 4500 series switches in place. I am new to switch design and configuration, althogh I have a pretty good handle on some of the concepts.I will be tasked with setting up the most efficeient campus design.Attac...

Hi,When two switches have the same IP address what determines which device will respond to pinging or telnetting to the IP address? Thanks

I had a discussion with my co-workers and we had doubts with two questions1. if a link if unplugged from a router port, - will all the routes learned from that port be flushed immidiately from the routing table or - will the router mark the metric as...

Hi, I have a Catalyst 4006 with Supervisor Engine II. I would like to know if it is possible to enable multicast routing via CGMP or IGMP. I know it is possible with the Supervisor Engine III. Any advice would be appreciated.

I am seen a lot of "Total output drops: " in the LAN/WAN Router, does any one have any documents that plains the cause of "Total output drops" and what it it's?Also I am getting a lot of traps in the LAN, but I can't find documents that explains the ...

I have a customer whos switch shuts down at various times, he is telling me that my horizontal cabling is the problem. I am having a hard time believing this since I have Fluke tested this infrastructure twice. Apparently, the router is shutting down...

Does any version of the IOS include a DNS server? To make a long story short, I just need one record to be resolved on a non-routed subnet and am hoping I have can have a router act as a DNS server.

I have a brand new Pix 515E and connected its outside eth interface to our Cisco IAD2400 router and the active LED won't come one. The sh int command shows that the interface is up and line protocol is down. Yet, when I connect the same Pix interface...

Hi,The power on my store last weekend went down. My 2600 series Router whem the power comes up, its ok, but my 3560 SW, nothing. the sw only start if i take off the power supply cable and put it again.Any suggestion ???? Thanks

Hi All, When there is a high cpu utilization in Catalyst-6509,in which order it is going to drop the packets ?In my case when there is a high cpu utilization it is dropping the OSPF packets and adjacencies are getting lost with the neighbors connect...

I keep losing connectivity to the management IP address on 2950 switches, although all other VLANs continue to work through it.When I plug in a console connection, loads of buffered messages are output (just port up/down messages), and then IP starts...

Hi!I got 2 subinterfaces configured with dot1q and using extended acl(both in bound). What i'm trying to achieve here is that host from subinterface A(10.1.9.X subnet) is able to access host on subinterface B(10.1.10.X subnet), but not from 10.1.10.x...

Hi all, can anyone tell me how to create a simple ipsec tunnel between by 2 1700 routers in my lab, connected via serial.