Switching

Hey folks,We have 2 new Sidewinder firewalls that we plan on using in an active/active HA cluster.From what I've read, the virtual IP (VIP)adapter uses a multicast MAC address, so I must make a static arp entry which will"connect" my multicast L2 (MA...

Hi all,We have an old 3508XL switch.  We are trying to connect a new 2960 to it but we purchased the incorrect SFP insert and that speed can only do 100mb.  We are getting link flaps and we suspect that it's a speed issue between the two. However, I ...

DearsWould like your assistance please regarding ES20+  QoSAs I understand for these cards QoS is MQC; i.e. similar to that of normal WAN cards1- If i have 7600 with ES+ card only then I dont need to configure global command "mls qos" and the concept...

Hey im new to cisco (taking course for CCNA certf.) and i bought a cisco 2950 series switch to play around with and im trying to set it up to SSH. I have google'd a bit on how to do this and i've sort of hit a wall... i have downloaded the cryptograp...

I`m searching about bandwitch control down and upstream with vlans, i found many options but no one works good, follow some examples i have found on the internet

hi,i have 2921 router with base license . i want to upgrade to it to security k9 feature or want to enable it. i have license file with product activation key. how should i do it. if any body have screen shot file please helpregardsrajat             ...

Himy network is running completely with EIGRP . today  one particular layer 3 device went down and came backup automatically by itself. when i see the logs i found that only that particualy layer 3 device went down. everything else was connected. i d...

                    Iam looking for some clarification regarding etherchannel, I need to add some vlans on an etherchannel allowed vlan list, 1. should this be done on the port channel configuration and not on physical interfaces as things get replic...

Please see the example below.  The only question how to manage the routers  without the IP addresses.    Assuming the routers have only E0 interfaces.  ThanksExample 3: Bridging Over a Wide Area Network In this example, the two LANs are connected b...

I have a 3560 Switch and I’ve added an additional VLAN to our switch network and I need one of my ports which is connected to a Windows Server and configured as an Access port to work on two of the VLANs, specifically VLan 8 and 15. (15 is the new vl...