Other Network Architecture Subjects

Hello all,This is a little strange for me as this is the first time I am ever using this forum. Please be patient as I try to describe my issue.This week we have began a major network reconfiguration, not by our choice. We have been forced by the s...

Hello everybody,i did a TFTP session today to slot0: on a Cat6500 which didn't complete for an unknown reason.After waiting a long time slot0: was accessible again but when i now try to start the TFTP again i get the message:Can not open source file ...

How can we to disable DVMRP interoperability in the router with PIM enabled?Thanks in advanced

What is the difference between a designated port and a root port on a non-root switch?

i want to enable to a switch 2950 ssh version 2 but only is enable for client and not for server.

Can anyone tell me the normal procedure for a flash upgrade, do you need to remove the old ios first ?

Is it possible to use policy routing based on ranges of a subnet? I want to have 192.168.1.1-100 go out e0 and 192.168.1.101-250 go out e1. From what I've read it only looks like policy routing works with route-maps using access lists

I’m using an 871 router with IOS Version 12.3(8)YI3 as a firewall to the Internet. I’ve already got the 871 using Websense for URL filtering but I need the 871 perform AAA authentication the first time a user attempts HTTP or HTTPS access to the Int...

I have deployed a new stack of five C3750-48 switches. This morning 11 ports on the first(Master) switch were down/down. When I plugged in a spare 7940 directly into the ports, to check the patch cabling, the phone did not power up. The port was d...

Is there any way I can set logging up on my cisco devices so they all log any errors to a server ?

Has anyone seen this before....I have a customer site that connects to us. They have no security or anything they are wide open and my side has a 515E pix firewall with a NATed IP address that this user can connect to. The problem is is that I can ...

I have a question regarding unicast flooding on C2980 switches:We have vlans defined on one C2980. One of the ports is a span port (source: one of the vlans). This span port is connected to a second C2980. All unicast frames coming in from the span p...

Is it possible to set a port on 2924XL a rate limit?

Hi, I have a big network with redundancy links. And I face troubles with reservation of routes (IP routing). Here the simple example of the problem.I have two routers (26xx series): R1 and R2, that are connected with two networks (see fig.1 in attach...