I just trusted the network guy that inspite of setting auto negotiate it didn't worked.
Not sure if IBM has documented this anywhere about the incompatibility with 10g - 1g On Wed, Aug 17, 2022, 10:00 PM Tom Brennan <t...@tombrennansoftware.com> wrote: > So just for me, you're saying it's a 10G card, and like IBM doc says 10G > cards won't negotiate. So if the switch is max 1G that seems to explain > the problem. > > But the solution is interesting. IBM says the customer should never > swap SFP's in the I/O cards. Sounds like you did and it fixed the > problem, which is really why I'm asking because I've seen other > customers swap SFP's and cause more problems than it's worth. > > Either way, glad to hear it's working now. > > On 8/16/2022 8:56 PM, Jake Anderson wrote: > > So I did wrap plug test to ensure the ports were fine and they were good > > > > So after finally replacing the 10g SFP with 1G SFP from z14 fixed this > > issue. Unfortunately the auto negotiate didn't helped. > > > > > > > > On Wed, Aug 17, 2022, 12:42 AM Mark Zelden <m...@mzelden.com> wrote: > > > >> Jumping in at the middle, so I apologize. I probably missed something. > >> > >> Is this something that just stopped working or isn't working with a CPU > >> upgrade? In a recent upgrade > >> I did we had some OSA OSE ports that wouldn't activate and that is due > to > >> the 1G speed but after > >> talking to the LAN / WAN network team I found the switch was hard coded > at > >> 100M. No one knows > >> why... lost history from z9, z196, z12, z13 upgrades.. Maybe printers or > >> something had to have that > >> long ago. (OSA OSE ports support SNA and TCPIP for those not in the > >> know). > >> > >> Anyway, changing it to auto negotiate on the switch fixed it. I did have > >> to disable / re-enable the > >> port on the HMC for it to connect, so it wasn't just a switch change to > >> fix it. Luckily we ran into > >> the problem on our DR box upgrade first where it wasn't a real problem > and > >> we knew what to do for 3 CPCs > >> in production (2 OSE ports on each) and actually swapped them all to 1G > >> prior to the z15 upgrades. > >> > >> Now onto the next challenge in that z/OS 2.6 will not support the SNA > >> connections currently in use on > >> the OSEs. Turns out none are really used any more except on 2 LPARs to > >> connect to > >> AIX machines and those connections need to be migrated to Enterprise > >> Extender. We have a little > >> time though. :) > >> > >> Best Regards, > >> > >> Mark > >> -- > >> Mark Zelden - Zelden Consulting Services - z/OS, OS/390 and MVS > >> ITIL v3 Foundation Certified > >> mailto:m...@mzelden.com > >> Mark's MVS Utilities: http://www.mzelden.com/mvsutil.html > >> Systems Programming expert at > http://search390.techtarget.com/ateExperts/ > >> > >> > >> > >> > >> On Mon, 15 Aug 2022 23:14:49 -0700, Tom Brennan < > >> t...@tombrennansoftware.com> wrote: > >> > >>> Is it a 10G (1 port) or 1G (2 port) OSA card? 10G cards won't > negotiate > >>> speed, from what I've seen. > >>> > >>> On 8/15/2022 10:21 PM, Jake Anderson wrote: > >>>> Hi > >>>> > >>>> The OSA port is connected with working cable LC-LC MM fibre to the 1g > >>>> switch. From the Cisco switch it has been set as auto negotiate to > yes. > >>>> > >>>> Still from the mainframe the port doesn't show up the LED indication > at > >>>> all. I tried toggling standby/online but still no luck. Ran port > >>>> diagnostics too with no error. > >>>> > >>>> > >>>> Not sure where to look. Has anyone faced a similar issue and have any > >> idea > >>>> on what needs to be done? > >>>> > >>>> Jake > >>>> > >>>> On Sat, Aug 13, 2022, 1:57 AM Radoslaw Skorupka < > r.skoru...@hotmail.com > >>> > >>>> wrote: > >>>> > >>>>> What's your question? > >>>>> Link monitor means no physical connection to the switch, which means > >> you > >>>>> card will not work. > >>>>> Reason? A lot of, including broken cable, improper cable (MM instead > of > >>>>> SM and vice versa), bad connection (Tx to Tx...), disabled port on > the > >>>>> switch... > >>>>> > >>>>> > >>>>> -- > >>>>> Radoslaw Skorupka > >>>>> Lodz, Poland > >>>>> > >>>>> > >>>>> > >>>>> W dniu 10.08.2022 o 07:19, Jake Anderson pisze: > >>>>>> Hello > >>>>>> > >>>>>> Cross posted > >>>>>> > >>>>>> I apologize for my ignorance. > >>>>>> > >>>>>> I was looking for the status of one of our OSA card under OSA > advanced > >>>>>> facilities under HMC. For one of their PCHPID belonging to OSA shows > >> the > >>>>>> port status as 'LINK MONITOR' > >>>>>> > >>>>>> When I checked with my network team if their switch sees the MAC > >> address > >>>>> of > >>>>>> my OSA port but they don't see it. > >>>>>> > >>>>>> From the physical cabling perspective what do I need to do? > >>>>>> > >>>>>> Z14 zr1 > >>>>>> > >>>>>> Jake > >> > >> ---------------------------------------------------------------------- > >> For IBM-MAIN subscribe / signoff / archive access instructions, > >> send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > >> > > > > ---------------------------------------------------------------------- > > For IBM-MAIN subscribe / signoff / archive access instructions, > > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > > > > > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
