Switching

On a specific VLAN - used for storage - I'd like to enable jumbo frames (9000 bytes).If I check the manual, it states than it's possible to do this on a VLAN (command VLAN MTU 9000), but on the other hand, Jumbo frames need to be configured via SYSTE...

Hi,The following messages are in the log and I don't make any operation in it.I want to know that whether the stack ports can be changed themselves or by somebody else:.Apr 13 17:15:16: %STACKMGR-6-STACK_LINK_CHANGE: Stack Port 1 Switch 4 has changed...

Hi GurusCan anybody clarify the following questions, If w:e enable LACP or Etherchannel between 2 switches (A and B) composed of 4 links (in trunk). If switch A receive a broadcastWill it send it by the logical port or each individual port? I assume ...

The white paper for the cigesm switch says the following: "The number of trunk ports multiplied by the number of VLANs on the switch must be less than or equal to 128."I guess this means that I can only define 128 vlans on the switch and allow as man...

Hi all. Here from Spain.¿How can i connect a Cisco switch Nexus 5000 to a Cisco switch 3750-E at 10 Gpbs of bandwith via copper cables? 3750's switches have a TwinGig module (10Gpbs, SFP interface), and i think also have a X2-10GB-CX4 transceiver mod...

HelloI have recently setup a medium size network with around 70 switches and I am now getting to the point where I need to configure the time on those switches. I understand that I need to identify a device to use as NTP server. We don't currently ha...

Dear All,We had a problem in one of our ACE module which we are using with a 7600 chasis. ACE module rebooted automatically and came back so opened a TAC case with cisco and told us that it happened due to a bug in OS of ACE which could not be fixed ...

Hi,I am familiar with use and concept of VTP however I have never used it in a large network deployment, certinaly not in a modular switch block architecture. However, as a result of recent issues due to trunk link mis-configurations and spanning-tre...

Is there a general rule of thumb on how a switch ethernet blade should be populated in relation to getting the best performance per asic/port combination?For example:If I have a four 10/100 ethernet blades on a 6509 and there are 12 ports per asic on...

I have a couple of VLANs on my Cisco 4507.These are the Vlans10.10.1.X/24 -- management10.10.2.X/24 -- User vlan10.10.3.X/24 -- Server vlanI don’t want 10.10.2.x and 10.10.3.x to access Management network.But management network (10.10.1.x) should be ...