I need to create some type of broadcast storm in my network to test some VOIP. Can anyone suggest me the best way to do that. We are on CAT65XX with SUP720 environment. Thanks.
Ok, I got a tougher one for you.Since we have upgraded from the CatOS to an IOS on our core switches, Catalyst 6509's, I am unable to restrict internet access using a third part server, which is running Internet Manager from Elron. I believe that I ...
On a Cat6500 giga and 10giga interfaces that are connected to Cat3750 we have a small amount of input errors, but NO CRC or other phisical errors.Then number of input errors os the same as the number of Input drops !Which could be the casue of those ...
My question is how hosts agree on a common MTU and if they do? Let’s say that one computer MTU is 1500 bytes and the other is 9000 bytes on an Ethernet network. Do the hosts negotiate a common MTU or a layer 3 device is needed to fragment the packet...
Guys,I replaced a primary SUP-720 in Cisco 6513. It failed over tothe secondary. Everything looks good, except the replaced SUP-720 isshowing up as Cold, and the console is frozen for it. On the Core1sh modMod Ports Card Type ModelSerial No.--- -----...
I have 6506 switches with MSFC as the Distribution switches and a mix of cat 3550 and 4506 as access switches. We have just started the migration from NT to XP using Ghost software(Multicast). the site has multiple vlans and the MSFC is configured fo...
I was very impressed to find such a vibrant online community regarding Cisco, as up until a day ago I did not even know that this existed. I need some assistance regarding proper setup of a network.On this network, there is a private sector and a pub...
I start to learn about this Native IOS, please shed some lights for me: in the CatOS, we use command "session 15 or 16" to access MSFC, what is the equivalent command in Native IOS ? thanks for help.
Hi We provide ADSL services for our customers (with PPPOE).some of our Customers need VPN Service for their clients , for that we used the Cisco 3661 Router with BVI interface to provide Layer 2 protocol for them.some of our Customers want to run OSP...
Hi,My Catalyst 3750 has quite a number of SVI (switched virtual interface) configured. And when I do "no ip proxy-arp" on any of the VLAN interface, I cannot connect to the Internet for some reason. Is it required? Eg. int vlan 1192.168.1.254 < ---...
we've just converted into layer 3 routing using Cat 6509 with MSFC. However some users in old network using McIntosh now cannot browser the printers. Please help. Thank you very much.
What is a "safe harbor" version and how do I get the list of what those versions are for my various platforms of switches. I need to compile a list of versions for my switches in my network. any info is greatly appreciated.
I have a router with access list and have created a VPN between 2 FWs.The tunnel is formed all right but the host-to-host traffic is still dropped.On the router access list, I have opened FW to FW to allow IKE through. The host configured on our side...
I have a Cisco 2620XM router with c2600-i-mz.122-8.T5.bin. Can this router support Inter-Vlan routing? There is no "encapsulation" command in the router for me to create the vlan sub-interface. What can I do? Upgrade the IOS? It support ISL, 802.1q o...
