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Recent content by CiscoHelpForMe

  1. CiscoHelpForMe

    Problems with Cisco SFPs

    I would tend to agree, but when I changed the x-over before it didn't work.. I've been doing networks for 25+ years, This is the 1st time I've seen something like this..
  2. CiscoHelpForMe

    Problems with Cisco SFPs

    Hello All, Thanks for the Input. I managed to get it working, not only were the fibers x'ed incorrectly and I needed a newer IOS.. Thanks to all that helped.. @ADB100 Yes, I saw/know the distance specs for OM3/OM4. Yes 100% sure. All cables are brand new OM3. All cables/connections were...
  3. CiscoHelpForMe

    Problems with Cisco SFPs

    Thanks for the replies. @Vince Yes, all connections are LC. I have tried to swap the cables around but it doesn't work. @chief Switches are 24 port 3750x. All SFPs are 10GB Fiber 10gb ports are Ten1/1/1 1/1/2 or Ten2/1/1 Ten2/1/2. There is nothing special about the port configs. When the...
  4. CiscoHelpForMe

    Problems with Cisco SFPs

    Thank you for the reply. The SFP is not faulty, as I can connect the 2 switches 10gb ports back to back with a patch cable and it works just fine with no problems. I have tried to get a single link working across the 140m cable but it does not work, it does work via a 1m patch cable. All...
  5. CiscoHelpForMe

    Problems with Cisco SFPs

    Hello All, I'm having one hell of a time with this problem and it's driving me crazy.. Hardware: 4 Cisco 3750x switches in 2 stacks of 2. Each switch has a 10GB (SFP-10GB-SR) which is connected to its oppisite stack mate for a total of 2 10gb links. Theses two links are configured in a port...
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