Other Network Architecture Subjects

I am having a problem with C7206VXR/400/2FE bundle.Do we have freedom to add the required IOS image , required memory and other port adaptor to this bundle ( other than what comes as default )?

Hi all,I config an OSPF network with a virtual link, I think my config is ok but in fact it's fail, the route can not exchange between the virtual link area and the backbone. when I use "show ip ospf virtual-link", there is the following output:Virtu...

Is it possible to implement port security with the following components: Windows XP (eap-md5) --- Catalyst 4006(7.2.1) --- ACS(3.1) --- Extrernal DB Windows AD or Windows SAM Thank you.

I'd like to install NETFLOW on Linux platform. but It shows only on Solaris and HP. Does anybody know the installation Method on Linux ?Please help me ?PS. Is there any Netflow Analyzer on Linux ?Thanks in advance and Best Regards....

HiI have few Nortel equipments connected to 3550, which in turn is connected to 3662 Router. It has been noticed that after some time (2-3 hours) in the router it doesn't show arp entry for a particular Nortel box. After clearing the arp cache it sta...

Hi,I have two questions regarding bridging configuration.1) Let's suppose I want a router just bridge IP but not route it. I just have to create one or more bridge groups and then link to them the desired interfaces. But to let all work I have to do...

Dealing with a 3550 Catalyst switch with CatOS installed onto it, I used to remotely set the IP address of my remote management station in sysTrapReceiverTable (whose details are below) directly from the mgmt station, using SNMP set.Now that on board...

Hi,We are migrating 2 old sites to one new larger site. During the migration stage the 'old' core switches will be connected to the 'new' core with redundant links.The old network is flat with all ports in vlan 1.The two sites are in separate VTP dom...

My remote router located at the other end of the Frame relay WAN could not initiate a dial back when the mainlink is down, Previously using the leased line connection, dial backup will having no problem connecting through PSTN when the mainlink is do...

Can somone tell me why I am getting the following error message on the console: %Error Opening tftp://255.255.255.255/cisconet.cfg(Timed Out)I have no entry to boot from tftp server in the config file at all.Thanks

i have a cisco 1700 series router.how to configure a modem to the serial port , so that my remote computers can acess my router through dial up.2. what are the configurations i have to do(on router side) to set a username and password to acess my ro...

Gigabit card is installed in the server which is is connected to supervisor engine 2 uplink module through fiber cable which is 1/2 port in the 1st module of the cat 4006 . It was working fine before suddenly the traffic stopped coming from the switc...