Server Networking

Can anyone point me to any good documents that describe the benefits of deploying servers into Presentation, Application and Database zones, specifically within a trusted (non DMZ) environment.Typically, in my experience, this kind of zoning is manda...

hi,i have setup vpc for two hp servers which was working fine. but on vpc another server the first two went offline. i cant see any logs as to why the first two went offline and looking at the port-channel and vpc they both seem to be UP.  Each serve...

Hello,We are currently configuring 2 Nexus 5K switches to connect to an HP B22 Fex in an HP c7000 enclosure.  We configured the B22 to connect as a vPC to the 5Ks for redundancy but having some problems communicating to the blade servers.I was wonder...

Hi all,i have one c240 server and 6 c210 server.i have created successfully raid on c210 server.but not able to create on c240 server,there is no option to create raid (ctrl+H) and ctrl+y.Please help me here.Thankskshitij

Cisco UCS B200 M3 server with VIC 280 and VIC 240 cards installed. I try to create two vHBAs connected to default vSAN. I have a hardware profile accociated with the server, and I was able to create a singe vNIC. However, when I try to create vHBAs f...

How do you specify source IP or source Interface for SMTP and/or HTTPS traffic for CallHome in NX-OS?

Hi All,I've got a client who wishes to use a C220 M3 server for DMZ purposes.The server will be running ESXi 5.0U1.Question:If I have a VIC card installed, can I also use the onboard NICs for traffic other than management?For example:NFS traffic to t...

Hi all,I found large layer 2 domain is becoming more and more popular these days in data center networking design. Why we need a larger layer 2 domain? Do we have any use cases that could explain this?thanks a lot!

Hi,With the help of the VMware sys admin I have almost finish to setup a new Nexus 1000v configuration with 2x VSM and 1x VEM ( temporary ).I was lookinkg at the config and found that the IP associated to the VEM is a IP used for the ISCSI, so it's n...

Hi,The following serverUCSC-DBUN-C220-113 UCS C220 M3 SFF 1XE5-2609 1X8GB ROM55 2X650W SD RAILS Is not recognizing the following hard disk:UCS-HDD900GI2F106  900GB SAS 10K RPM 6GB SFF HDD HOT PLUG DRIVE SLED MOUNTEDWe tried with a 500 GB SATA hard di...

Hi,I have a primary datacenter and am planning to have another datacenter which would be the DR Site. What Cisco products should be used for having a DR Site and how can I implement it.Best Regards,Rahim

Hi Everyone,Apologies first off as I'm an inexperienced Project Manager who's just starting out and have been given a task to hypothetically build a fully redundant Data center. My main point of concern is how i can put together a network diagram sho...

I am trying to push a Nexus solution in the Datacentre, but I am having trouble getting a list of 10GB NICS (not CNA) that I can use the Cisco Twinax cable with.Does anybody have a list?

Hi All,We are in the process of commissioning a flexpod using 2 nexus 5548UP switches.  Everything is working fine, except for the delay when remotely connecting to the 5548 switches.  When logging in via the console port, you get prompted for a pass...