I'm guessing my sfp shouldn't be transmitting at maximum power, aren't they supposed to turn themself's down??
On Thu, Oct 20, 2016 at 1:09 PM, Chris Wright <ch...@velociter.net> wrote: > Tx: -6.250 dBm > > Rx: -9.470 dBm > > Multimode > > > > Chris Wright > > Network Administrator > > > > *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *Faisal Imtiaz > *Sent:* Thursday, October 20, 2016 12:40 PM > > *To:* af@afmug.com > *Subject:* Re: [AFMUG] CRS with sfp lockup > > > > What are your light levels ? > > SM or MM ? > > > > Faisal Imtiaz > Snappy Internet & Telecom > 7266 SW 48 Street > Miami, FL 33155 > Tel: 305 663 5518 x 232 > > Help-desk: (305)663-5518 Option 2 or Email: supp...@snappytelecom.net > > > ------------------------------ > > *From: *"Chris Wright" <ch...@velociter.net> > *To: *af@afmug.com > *Sent: *Thursday, October 20, 2016 3:30:03 PM > *Subject: *Re: [AFMUG] CRS with sfp lockup > > I’ve seen that same issue as you describe it between > CCR1036/CCR1016/CCR1009 and Netonix switches. Tik says fiber is up at 1Gbps > but no rx traffic. Netonix detects the cable is plugged in but can’t get > any traffic through. Toggling SFP to inactive/active usually fixes. Used > Fiberstore Generic, Mikrotik, and HP SFPs in the Mikrotik – no improvements > one over the other. Netonix seems to prefer HP SFPs. > > > > Doing things like turning flow control on/off or changing speed > negotiation settings on the Mikrotik can induce this problem **sometimes** > - depends on what mood it’s in. No rhyme or reason when it fails at other > times – toggling usually fixes it though. > > > > Chris Wright > > Network Administrator > > > > *From:* Af [mailto:af-boun...@afmug.com <af-boun...@afmug.com>] *On > Behalf Of *Adam Moffett > *Sent:* Thursday, October 20, 2016 12:19 PM > *To:* af@afmug.com > *Subject:* Re: [AFMUG] CRS with sfp lockup > > > > I'm not saying this is the same problem....but I have a situation where a > Trango Apex Lynx loses link to a CCR 1036. The SFP interface on the router > says there's link, but the SFP interface on the Trango says there isn't. > The problem (in my case) occurs any time the Trango loses power. I can > restore service by rebooting the CCR, unplugging and reconnecting the fiber > cable, or disabling and re-enabling the SFP interface. In this case I > didn't have a good picture of what was happening at first because when it > was happening I didn't have remote access to see the condition of > everything. > > > > The Apex Lynx has the JDSU SFP module sold by Trango. I've duplicated the > problem with 4 different SFP's in the CCR (Mikrotik brand, Maxxwave, JDSU, > and Finisar), but I haven't tried changing the SFP in the Trango. I don't > know how common this issue is....it only became apparent after a UPS failed. > > > > > > ------ Original Message ------ > > From: "TJ Trout" <t...@voltbb.com> > > To: af@afmug.com > > Sent: 10/20/2016 2:30:29 PM > > Subject: [AFMUG] CRS with sfp lockup > > > > I have a mikrotik CRS210 with a non-mikrotik sfp which locked up last > night, Not sure if it was the CRS or the sfp... > > > > Anyone encountered this and have a solution? > > > >
