#100G ports on ASA C250 ?

1 messages · Page 1 of 1 (latest)

near sage
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Hi there, we have some ASA C250 that we need to setup. They have two X1153 2p 100G NICs installed. But we can only see the ports on slot 2. And the system complains that the ports in slot 1 are connected to an unsupported switch... (they are all connected to the same model switches)... My first thoughts was that the cluster was using these for HA, but the "ha interconnect config show" shows that it uses the local 25G ports for this (e0c+e0d) with a VLAN attached (which seems a bit strange?) But why aren't I ambel to see the ports in ONTAP then? (net port show doesn't list them) and they are not CNA ports... ?

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Apparently slot 1 is "hardcoded" to storage... because we use 30TB disks we will most likely never have the use for an additional shelf... is it possible to hack this, or maybe move the cluster ports from the 25G over to 100G? Would make more sense?

hollow haven
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it's not the slot that is hardcoded to storage, it is only that particular card in that slot. The C250 only supports one client-side 100gig card. But you can put a 25g network card in slot 1, that will work for client connections

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as for the cluster connections, only 25g onboard ports are supported

near sage
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Yeah we have other C250 where we use slot 1 for data... but that just makes it even more wierd that they do not allow a 100G data NIC in that slot... oh well this is only a backup system so we will manage with the two 100G we have (and some VLANs) 🙂

fiery rampart
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In the beginning on this platform the 100Gb card was not supported at all for frontend data, only for connecting NVMe-shelves and only in slot 1. This was for temperature reasons. After some months support got added, I guess they managed the temperature issues somehow.

near sage
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So what you are saying, is that the temperature is lower with a shelf connected to a 100G port? 😉

fiery rampart
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I... guess 😄

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I think the main issue was having the big 100Gb card in slot2. Apparently there was not enough airflow there.

hollow haven
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I think in this case the reason behind supporting the card at all was that they wanted to use the A250/C250 in nVidia AI pod (or whatever it's called now) and thus had to add that card

gritty prism
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You can try

storage port show