Switching

I have a new network I am setting up in our server room using two Nexus 5596 and several FEX connecting back to them, and in general, it works great.However, our cluster needs to do PXE booting in order to reinstall nodes when they are first installe...

Hello,I was wondering if there was any impact on the performance and throughput of a switch for which interfaces are configured in trunk mode with the command "switchport trunk allowed vlan vlan-list", have you an idea ? Do you know how this "filteri...

Hello,Why is it when I set the port priority for example to 8192 and I then do a show spanning-tree vlan 1 it shows as 8193, does it add the vlan number?  so if it was vlan 10 it would be 8202? Thanks

Can some one tell me on what condition "* CamMiss exception in port-asic 1" error occurs? This log message is reporting on the 3750 stacked switch.

My company is composed of three different campuses, all with a similar network topology. We currently are experiencing high bandwidth on our serial interface at one of the campuses in particular. The network is composed of about 20 VLANS routed inter...

Hi!I activated AutoQoS on a Catalyst 2960S (IOS 15.0.2.SE).When AutoQos is enabled... a 12 GB file between a Server and a PC run at 100-150 Kbytes/sec.If I deactivate the AutoQoS on the switch it run at 10 000 KBytes/sec.Someone has an idea on what c...

Dear Friends, I am facing a problem with 6509 VSS. I want to divert few traffic from one of the SVI to the Sonicwall Firewall which is directly connected to my VSS. I have created a PBR on he VSS and applied it on the SVI. But packet are not coming t...

Hello Everyone,We have a design of two 6509 running in a VSS with dual supervisor each having fthree 10/100/1000mb etherner modules. We have diagnosed a wierd problem that none of the switchports in module 1 and 2 on either switches are having layer2...

Hi,I want to configure switch port bandwidth limit for my Catalyst 2960-48, is there any hardware / ios limitation? can I configure it at all 48 switch ports?Best Regards,                 

I have a device AVAYA MEDIA SERVER S8300 (DHCP Server for Voice VLAN)  that is connected to Cisco 3750X. The Cisco 3750X is also connectedto other 3 Cisco 3560X through trunk links . I'm implementing a Voice VLAN and Data VLAN . All services through ...

I've been testing some QoS policies, and I have not been able to make a type QoS policy work in the outbound direction.Simple example:ip access-list QOS-VOICE   10 permit ip any 10.120.11.0/24    20 permit ip 10.120.11.0/24 any class-map type qos mat...