Switching

 I have four 6500 series switches and made two groups of VSS, two 6500 switches in each group.Can I connect both groups by using HSRP? BR   

Hello there. I saw cisco press book that says 'for various legacy reasons, many existing networks are usingVLANs that are stretched across multiple access switches, and it is impossible to migrateto a Layer 2 loop-free design in these scenarios.' wha...

Hi all,I have an ASA with a WAN interface, inside interface, and an interface attached to a private T-1. I have multiple end points that must communicate from the inside interface to the T-1 via static 1-to-1 NATs but still be able to connect out the...

I know the SFP-GE-S is not in the compatibility matrix for the 4500-X. But according to the specs the only difference between the SFP-GE-S and the GLC-SX-MM is DOM support. I know others have got SFP modules to work in the 4500-X. Has anyone had luck...

Experts i am currently working on multicast and have few queries How does a switch treat a multicast packet (non igmp) when there is no source sending traffic for that multicast group.how does an L2 switch treat a ipv6 MLD packet (which is multicast)...

Hi FriendsI have a syslog message on my PE router, and we have reviewed the network in search of some loop, but we have not found anything.Aug 24 14:29:46.849 UTC: %MAC_MOVE-SP-4-NOTIF: Host 000e.8308.72a2 in vlan 304 is flapping between port  and po...

Hi,I have setup flexible netflow v9 for our ipv6 traffic on a Cisco ASR1000 and I've struck a problem where no source or destination ipv6 addresses are being recorded.  IPv4 with version 5 is working fine though. Here is the configuration that I'm ap...

I'm adding a second redundant sup (VS-SUP2T-10GE) to a WS-C6509-E chassis with an IPSERVICESK9 build. Currently there is only one sup installed. How do I go about this? Can I add the 2nd sup and will have no effect on current operation? Can I then co...

I'm having issues with intermittent link failures when running in auto negotiation mode on a Cisco 7609. The link is on a gigabit fiber interface WS-X6724-SFP and the opposite end is a Media Gateway. Both ends are set for auto negotiation and the cis...

Hello Everyone,i am running core switch with IOS as seen below in the show version command, Just wanted to know which IOS i need to upgrade to so that i can perform MAC address filtering on my core switch. Please suggest some IOS images with versions...

How do i resolve a dup mac add on vlan200 in a port channel

Hello Allwe need to reset the password for a remote cisco router, no support available on the site.the SNMP read and read-write is still there on the device, is it possible to reset the password with SNMP RW stringappreciate some quick feedbackthanks...