Server Networking

Hi, On the 55xxUP switches, do I need to purchase the N55-8P-SSK9 license to use FCoE as well as native FC, or is this license specific to native FC ports?Does the N55-M16UP module require the license as well? I seem to recall seeing a document indic...

Hi, Am a newbie to the nexus switches.we are planning to have nexus switches for our new datacenter.Our requirements are simple. we need to have around 300 edge ports (with support for 1 and 10G copper). for the edge layer, we are planning to have 1...

Hello people. :-)We've  had problems with VMs on the Nexus 1000v not being able to communicate  at times, when we move them to the standard switch, the problem  disappears. We've stumbled upon some lines in the vmkernel.log on the  ESXi host with the...

So we've recently purchased two IBM BladeCenter H series chassis.  Each bladcenter has four Cisco 3110x switches installed in slots 1 through 4.  The switches are stacked together with slots 1&2 being a stack and slots 3&4 being a separate stack.  I'...

Hi all,during a troubleshooting analisys I've noted a lot of drops on some of Nexus1000v interfaces. The 1000v is in an architecture with N7k-UCS FI 6296-UCS blade M series- Vmware Esxi5.11000v version is 4.2(1)SV1(5.2)In particular the drops occurre...

hello ， i got some questions on cisco n7k modules about namingis there any documents about the naming method ?for example，N7K-F248XT-25E= , what's the meaning of 25 and = ?thank you

Hi,  Scenario is as follows:  Data Center 1 - N7K-1, N7K-2. Data Center 2 - N7K-3, N7K-4.  N7K-1 is the primary adjacency server N7K-3 is the secondary adjacency server  Can't seem to find any sample config showing redundant OTV adjacency server conf...

Hi all,So we have a test environment that looks like the following. We have 2 5K's switch 1 and switch 2. Switch 1 has two 10gb connections downstream to a 2K and switch 2 has two 10Gb connections downstream to the other 2K. We have a few servers tha...

Hello,we have a 2 server cluster and we need to establish a multicast comunication between the servers.The servers are located in 2 diferent DataCenters on Nexus5000 with NX-OS v 5.0 and there is a fiber connection between de Nexus.Servers are virtua...

Hi out thereWe have two DC's with 10G interconnection in  between - these connections are run as L2 links - put into a set of  nexus 5000 (the old nx5020) - acting access-switches - and uplinked to a  set of nexus 7009 which act as L3 switch for us.W...

Hello all,I have an issue with the installation of the VEM. The VSM installation went fine and it can communicate with vCenter.Below you have some information that you may find useful.vSphere 5.1.0 (Trial)Nexus 1000v - 4.2.1.SV1(5.2b) (Evaluation)The...

Hi,I have deployed UCS director in my lab that is not yet connected to a domain.UCS director version is: 4.0.0.2Unfortunately have forgotten the password and hence can't log back in.Can some one help me on how to reset the password, whether using ssh...

With Vinayak SudameWelcome to the Cisco Support Community Ask the Expert conversation. This is an opportunity to learn and ask questions about Cisco Nexus 5000, 6000 and Fibre Channel over Ethernet with Cisco expert Vinayak Sudame. He can cover quest...

Recently deployed Nexus 7010 in the core of our network.DHCP Relay is configured on all SVIs, but certain hosts cannot PXE Boot or obtain DHCP leases.Various servers set the "broadcast flag" in the DHCP header when they send DHCP-Discover packets dur...