Switching

Hello!I have a question regarding SSO failover on Cisco 4500 switches and stateful IGMP snooping. According to Cisco documents, IGMP snooping tables should be synced between the supervisors. At least this is how I understand "stateful IGMP snooping"....

HiI have set up several VRFs in my network:VRF ManagementVRF UsersVRF GuestsIn VRF management I have a DHCP server.On the VLANs witch are member of VRF Users and Guests I have set up :# ip helper-address vrf Management 10.1.22.10And on the DHCP serve...

Hi folks,Just trying to save a little time here, does anyone know the OID to pull this out of the switch? Will report back if I find it in the meantime!Cheers,David.

Dear Guru,I would like to ask one question as follow:For LAN switch management point of view, we can by default use VLAN 1 to telnet to switch for switch configuration change.Because of some reason, customer has to use VLAN 1 for other purpose, may I...

Hi all,As per title , can cisco 3750 support switching of IPv6 packets between 2 IPv6 devices ?PC A Configure with IPv6 ------> Cisco 3750(Layer 2 basic switching function, factory default setting)  <------------ PC B configure with IPv6.Can PC A pin...

Hi,     We are using Router 7609-Ssh interface Gi3/48 ------ shows only the present link load and last 5min input/output rate.Is there any command to display the link load, input/output rate history, say for the last 24h.

So I've been tasked with retiring a pair of 6509s that are in our DC core. I'm looking to get some advice and input on my design considerations, I'm a Nexus newbie... First off, these 6509s are the core routers for 4 primary functional areas: DMZ (ex...

Hi,I have a Cisco 888 with C880 Software (C880DATA-UNIVERSALK9-M), Version 12.4(20)T6 IOS and License Level advsecurity.Since I need BGP feature, I will buy advanced ip services license. But, because of purchase delay in our company, I'm evaluating a...

I am trying to determine my options.  We have a fairly new 4510R-E with a SUP6-E supervisor.  We are looking at a new SAN solution that would involve FCOE and I wanted to see if it is at all possible to use this existing switch.  Do I need to jump st...

Hi everybody,Please help me regarding this issue. Here is the output of sh proc cpu sorted and sh proc cpu history of our WS-4507R-E switch:CPU utilization for five seconds: 91%/5%; one minute: 40%; five minutes: 34%PID Runtime(ms)   Invoked     uSec...

I have a lot of work to do to get snooping working. One question that I have is; If I am working on a network of say 10 2960G switches ( 1 primary or distribution switch and 9 secondary or access  switches) and I have ports in a given vlan lets say v...