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Error Message UDP 3343

Rayms
Level 1
Level 1

Hello,
we are in the process of creating a Hyper-V S2D cluster. For this we have two Cisco Catalyst 2960x switches in use.
When checking the configuration before creating the cluster, we get the following error message under "Network":

The network interface "Server 1" and "Server 2" are located in the same cluster network.
However, the address 192.xxx.xxx.1 is not accessible from 192.xxx.xxx.2 using UDP port 3343

on both switches the acl was adjusted with:

permit udp any any
permit udp any host 192.xxx.xxx.1
permit udp any host 192.xxx.xxx.2

all UDP deny rules were removed.

so far all unsuccessful, the message remains the same.

we have also tested it with switches from other providers, the problem does not occur.
However, other switches than CISCO are not an alternative for the customer.


Does anyone else have an idea what the problem could be? 

3 Replies 3

marce1000
Hall of Fame
Hall of Fame

 

 - Check this thread : https://learn.microsoft.com/en-us/answers/questions/249241/cluster-network-validation-fail-udp-port-3343

 M.



-- Each morning when I wake up and look into the mirror I always say ' Why am I so brilliant ? '
    When the mirror will then always repond to me with ' The only thing that exceeds your brilliance is your beauty! '

Hi marce1000
Thanks for the link.
I will test the suggestion mentioned there and then report back with further findings.

balaji.bandi
Hall of Fame
Hall of Fame

how about removing ACL and is that works ?

since its private IP address no need to hide the IP information post complete ACL ? and how you applied on the Interface ?

 

BB

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