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June 9th, 2014 05:00
NIC upgrade on NX480
Hello Folks,
We are upgrading NS-480 1Gig NIC cards to 10gig NIC cards and also we are moving it to a different RAC location in DC. I need help to know the prerequisites that should be taken care before we do the movement and NIC upgrade.
Current configuration is FSN0 ( trk1(cge1,cge2),cge3) on server_2 , FSN0 ( trk1(cge1,cge2),cge3) on server_4 and FSN0 ( trk1(cge1,cge2),cge3) on server_5.
If IP address of each devices is getting changed, we would have to reconfigure complete Network setup accordingly.
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dynamox
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June 9th, 2014 06:00
10G devices will be different, you will need to reconfigure your FSN/trunks
PrakashCSC
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June 9th, 2014 07:00
Ok..let me do a little research on devices name of 10G NIC cards and create the command script for new FSN/trnk before I actually execute on NS-480...
Also, could you share me EMC doc link talking about 10G NIC card configuration.
dynamox
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June 9th, 2014 07:00
there is nothing special about 10G NICs, same trunk/FSN configuration you have done with cge devices. I have optical 10G devices in my VNX and they are named "fxg-1-1"
dynamox
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June 9th, 2014 07:00
10G NICs will be listed as different device names, yes you will need to delete all interfaces and re-create them once the new devices are configured. I would actually do it before you yank them out so not to leave any "ghost" entries.
PrakashCSC
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June 9th, 2014 07:00
Thank you for replying to my post.
Do you mean just the speed on FSN/Trunks or complete configuration ( devices and interfaces ) ?
Also do we need to delete interfaces and create new interfaces ?
PrakashCSC
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June 9th, 2014 08:00
Thanks Dynamox , Below would be the plan before replacing 1G with 10G.
1. Create trunk and FSN for 10G cards.
2. Create Interface using 10G FSN and ethernet port.
After replacement .
1. Delete 1G devices and interfaces.
2. Add interfaces to CIFS setup and rejoin into AD.
Correct me, if I am wrong in any of these steps.
dynamox
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June 9th, 2014 08:00
reverse the order, delete interfaces, delete FSN/trunk on cge devices. Remove 1G NICs, install 10G NiCs, configure trunks/FSN, create interfaces.
PrakashCSC
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June 10th, 2014 03:00
Thanks Dynamox , I will reverse the order.
I have a critical query regarding interfaces deletion on NS-480.
Each CIFS server will be binded to one interface, Will I be able to delete an interface which is binded to a CIFS server.
Do I need to uncheck that interface on CIFS server "Properties" and perform interface deletion ?
Is there any other way to perform this ?
PrakashCSC
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June 10th, 2014 05:00
Dynamox,
I unchecked the active interface used CIFS server and then tried deleting that interface. I got the below error message.
" One of the interface names of an interconnect cannot be resolved by DNS "
I am able to ping that IP, "nslookup" doesn't return CIFS server name. I think DNS entries should be created, Can you give your suggestion on this ?
dynamox
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June 10th, 2014 05:00
is that interface used by replication ?
nas_cel -interconnect -list
then
nas_cel -interconnect -info
dynamox
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June 10th, 2014 05:00
i don't remember at what code level EMC added that capability where you could simply uncheck the interface from the CIFS servers, re-create that interfaces (IP change or whatever) and re-assign it back. Validate that your NS480 before the actual migration date. You can create a dummy interface with a fake IP address, create a dummy CIFS and go through the steps you will be doing on the migration date to validate that you can do that on your code level.
dynamox
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June 10th, 2014 06:00
are you sure it's not part of replication ?
https://emc--c.na5.visual.force.com/apex/KB_BreakFix_1?id=kA1700000000O6z
PrakashCSC
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June 10th, 2014 06:00
Ok buddy, I will check and get back to you.
"Delete" option is greyed out when I try to delete replication interface. I am not sure what could be the problem, but I click CIFS interface it shows up..
PrakashCSC
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June 10th, 2014 06:00
It is not a "interconnect" interface, this separate. I also have to delete interconnect interface also.
dynamox
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June 10th, 2014 06:00
that i do not know, but i have seen discussions around that topic (how to handle IP changes and Replicator) ..search this forum.