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Getting UDLD errors on 9300

JonFen1
Community Member

We just moved from Brocade to Meraki and some of our uplink ports are getting UDLD outbound errors on mainly the 9300. here are 2 different switches and different SFP modules and still getting the issue although we have some that are not getting any at all. We have an HPE core but I don't see how that can be the problem. Any thought or Ideas out there

C9300-48Pf8:39:18:92:92:80
UDLD unidirectional link detection on port 1/C9300-NM-8X/1
SFP module CISCO-MERAKI - 10GBASE-SR: 10.3 Gbps (Part FTLX8574D3BCLMC8, Serial: FNS27040FDU )

C9300-48Pf8:39:18:81:d8:80
UDLD unidirectional link detection on port 1/C9300-NM-8X/1
UDLD Unidirectional link (outbound fault) (neighbor ID: B4DF91046A56, port: 50)
SFP module CISCO-AVAGO - 10GBASE-SR: 10.3 Gbps (Part SFBR-709SMZ-CS2, Serial: AVD2322DCD0 )

5 Replies 5

Philip D'Ath
Meraki Community All-Star
Meraki Community All-Star

I have had lots of issues with UDLD errors on the 9300. I think it has some issues in this area.

I'd turned UDLD off.

how did you do that? I sent an email to Meraki support and they said it cannot be turned off

annmarie24us1
Cisco Employee
Cisco Employee

I have the same experience as well with the UDLD errors on the 9300 and have done the same.

how did you do that? I sent an email to Meraki support and they said it cannot be turned off

jcgvt
Community Member

anyone ever hear more from Meraki on this? I too am seeing UDLD errors on the C9300 side of a EPL layer 2 link between a C9300 and a MS390.