Switching

Hi, I have a WS-X6816-10G-2T module with X2-10GB-SR modules. I will be getting a SMF hand off and the length of the termination is around 100 meters. (I will be getting another hand off for Inter-DC link for which I have X2-10GB-LR module). The quest...

I wanted to know about EHWIC 8-Port configuration?  We create  Data and Voice VLANs and assign 8 ports to the VLANs. So how do VLANS communicate with each other? We cannot make Gi0/1 as sub interfaces and assign the same subnet IP’s as of VLAN IP’s ,...

Hello,Sorry if this is a dumb question but I'm new to the Nexus line of products. My issue is that I cannot get a 1 gig fiber link to a 3560 or 3750 to show up as connected after I upgraded my Nexus 3064 to the n3000-uk9.5.0.3.U2.2c NXOS. The 1 gig i...

HiI know that when the Cisco phoen gets the voip vlan it gets it using CDP from the switch, if the switch doesnt use CDP then how can the phone get the voip vlan, I know you can do it manually but can you get the phone to learn its vlan via DHCP opti...

Hi allI am using Cisco WLC 2100 series controller attached to access switch c3750 and Aironet AP's, while downloading file's or softwares using Wifi the download starts and stucks after few minutes,but on the same network if i connect my PC to access...

Hello,I just ran into an interesting issue. VG Cisco 3825 crashes regularly with the following message in a crashinfo. %ALIGN-1-FATAL: Illegal access to a low address 16:26:07 CET Tue Dec 11 2012 addr=0x0, pc=0x603EFF38z , ra=0xFFFFCC41z , sp=0x702E3...

Hi there!I have L3 switch which is cisco 4948. And configured SVI on it for example 1.1.1.1/24. So in port g1/1, which assigned to this svi,  we connect our clients. They have a 1.1.1.1 as their default gateway. Also we have uplink which is trunk an...

Hello Experts Id be grateful if someone could help me out If we were to do VSS with  4500's or 6500's, which models would support it?Looking to support a line card  that has 48 SFP gig slots for a core/distribution layer.ChassisModel NoSupervisor Eng...

All,In our environment we have some HP chassis, and with them there are blade switches. Lately, we've been seeing some drops on few servers connected on the blade switch ports. The switch model is WS-CBS3120X-S. And below is the tx drop for two inter...

Ok so there are hundreds of Private Vlan videos and documents and they all start and end the same way.They all leave out the non-private vlan and uplink port communications.Switch 4900m_B     primary vlan 50     Isolated vlan 51     promiscuous port ...

I have a subnet with a GPS clock on it that connects into a Cisco 3750. The 3750 has another subnet hanging off of it that connects into a firewall then to a server. I need the server to get time from the GPS clock. Can any one suggest a way to pass ...