Other Network Architecture Subjects

I am trying to ascertain if the dynamically learnt MAC address is held in the switch table when a host device is turned off or is unplugged. It mentions on CCO that the MAC address is removed when the port is shut down?

Hi,I have a problem with a 1601 router. I have several other routers (1760, 1751, 1601) connected with frame relay to a multipoint administered with an IGX switch. The typical port configuration in the IGX is this:====================================...

Hello I am just wondering where their would be some good sample configurations for connecting 2 1721 routers in a rip or igrp ip point to point configuration. Thank you

Can you install LMS and VMS on the same server? I have done so and I am unable to do anything with the VMS piece of it. When I try to bring up the Router MC, for instance, it brings up a browser and says that it cannot display the page. I get this on...

Hi,is it possible to set the Temperature Thresholdon Catalyst 2948 by user ?Thanks,Peter

A switch in a network didn't work for several minutesseveral times this week. And there are some loginformation as followed:" 2004-02-18 11:25:53 Local7.Critical Feb 18 11:23:48 %MGMT-2-SESSION_FAIL:Out of telnet processes. Try later. 2004-02-...

I am running HSRP on dual 6509's. In segment traces and logs on a DHCP server, I see references to BOTH real IP adddresses for a HSRP interface, NOT the standby address. Is this correct? I thought devies talked only to the virtual (standby) address...

Does anyone know of any probes that work with nGenius? I am looking for some free (or trial) software for now).I have a CA probe but that will not work as CA wants exclusive use to the snmp.Thanks

Hi, I am having problems trying to telnet to the fe interface of my edge router from my management host(internal). I tryed adding an access list and allowing access to the fe interface of the router. Do I need to do something to the firewall.(I thoug...

How dors one use a sniffer to capture between an authenticated and non-authenticated port on 2 different VLANS?

Hi,To send alert/notification, can VMS support or be integrated to Short Message System (SMS). SMS can send and give more detail info to network security administrator.Has anyone implement this before?ThanksRegards,AK

Hi,Can I deploy VMS in redundanct mode, meaning that I have 1 unit in Main Network Management Center and another 1 unit in Disaster Recovery Center.All managed security devices must be able to talk to these servers.Is there any better way to implemen...

Is there any Netflow data collection/analysis tool for Microsoft Windows?Best Regards.