What is the MTBF for 1000BASE-SX SFP adapters? I have looked through the product documentation/specifications here with no success (the product documentation is pretty weak): https://www.cisco.com/c/en/us/support/interfaces-modules/1000base-sx-sfp/mo...
Hi, I hope someone could please help clarify TX and RX light level. This is the information i got from the CLI of cisco router: Optical Optical Temperature Voltage Current Tx Power Rx Powe...
Hi, I have a little query which has been bugging me and that I cant find an answer to. What does LC, SC and ST stand for? Thanks.
Hi, I would like to know if the following connection is correct for communicate two site using a SMF (Single Strand): Catalyst 3850 -> GLC-BX-D ----> Single Strand of SMF <---- GLC-BX-U-> Catalyst 3850 One GLC-BX-D in one side of the link and one GL...
HiI joined the forum to ask you guys about my challanges as I want to see if I can repeat the signal coming from the fiber box in the wall.My GPON is TX1310 and RX1490RXI read that the fiber coming from the PLC is OLT.I have tried to find OEO repeate...
Hi! We have some QSFP-40G-SR-BD or QSFP-40G-SR4 pluggable modules that installed in a 400G-XP card on a NCS 2006 shelf. We already have unlocked service state of them but we can not show Tx power as below: I plan to measure Tx optical power by OPM b...
Hello, I am planning to use Cisco ER SFP's (SFP-10G-ER) to connect a point-to-point circuit which is less than 10KM. I read in the datasheet SFP-10G-ER supports upto 40KM but it would require an attenuator to support less than 20km distance. Is it ma...
I'm trying to figure out what is the measurement of Bias when i do the sh controllers command. I'm getting a high alarm occurred for DOM sensor type BIAS and port number 40. my Tx and RT are within Threshold
Could anyone tell me if I would be able to connect a 1G GLC-SX-MMD in Eth1/49-52 for the N9K-C93108TC-FX3P please? I know the QSA is required (CVR-QSFP-SFP10G) to assist with this kind of speed drop.According to the transceiver matrix this should be ...
Dear Team, I have CBS350 24P 4g switch , switch firmware is latest ( 3.4.0.17 ) and there are 4 SFP ports are available and i used MGBLX1 module , when i tried module connect show logs as , 11-Mar-2024 07:23:44 :%NSFP-I-SFPGibicDetected: gi28 SFP po...
I am having trouble getting link between Nexus7K and Nexus9504 using 40/100G to 40G BiDi.Nexus 7k side has module that is 40/100 so it gets the 40/100 BiDi while the Nexus 9504 side has a 40G only module and gets the 40G BiDi. The Cisco compatibility...
I have a customer that will connect a Catalyst 9500-32C to an Arista switch. According to the Cisco Transceiver Module matrix, only the S-Class 100G SR4 is compatible with the 9500-32C. Therefore, I need to know if this S-Class optic will work with t...
I have a Cisco 3900 Router...I do have AFTER MARKET SFP RJ-45 Modules in it howerver I would like to see about installing CISCO CERTIFIED SFP RJ-45 modules in itI cant seem to find the CORRECT MATRIX LIST of the MODULESCan anyone please point me in t...
I have a Cisco Nexus switch on which I have original Cisco QSFP-40G-SR-S transceivers. Some from Avago and others from Finisar.The Finisars do not show information about the transmitted and received optical power when I do a "show int transceivers de...
Hi everyone, I have two Catalyst C1200-48T-4X with SFP-10G-LR each.Transceivers are recognized as they should but we get no link. We have checked the connection, administrative state is up, each switch/SFP is transmitting light and transceivers are r...
