No transceiver present cisco It gives you output like this: Ethernet1/34 transceiver is present type is 1000base-T name is 10Gtek part number is SFP-GE-T revision is serial number is CSC1801122544 nominal bitrate is 1300 Sep 10, 2020 · transceiver is present type is QSFP-100G-LR4-S name is CISCO-ADDON part number is QSFP-100G-LR4-S revision is D3 serial number is AD2088952840 nominal bitrate is 25500 MBit/sec per channel Link length supported for 9/125um fiber is 10 km cisco id is 17 cisco extended id number is 204 cisco part number is 10-3146-01 cisco product id is QSFP-100G Mar 14, 2018 · Ethernet1/2 transceiver is present type is SFP-H10GB-CU3M name is CISCO-MOLEX part number is 74752-9520 revision is 09 serial number is XXXXXXXX nominal bitrate is 10300 MBit/sec Link length supported for cable assembly is 3 m cisco id is -- 3 cisco extended id number is 4 cisco part number is 37-0961-03 cisco product id is SFP-H10GB-CU3M cisco Jun 24, 2015 · Hello, I have 3 SFP modules inserted into a stack of thow 2960x, and only one SFP module is detected, the 2 others are show as unknown. It seems like all GE-T should work but i tried the following models with no luck! P/N 30-1421-01 P/N 30-1421-03 Can someone please provide the part number they are using? @francisco4583 Feb 25, 2016 · transceiver is present type is QSA name is CISCO-DNI part number is CAZADERO-R revision is 03 serial number is DTY19XXXXXX nominal bitrate is 0 MBit/sec cisco id is -- cisco extended id number is 155 DOM is not supported s01# show int e1/5 capabilities Ethernet1/5 Model: N5600-24Q-12Q-FIX Type (SFP capable): QSA Speed: 40000 Duplex: full Trunk Feb 14, 2023 · Network Modules Overview Installing a Network Module in the Switch Removing a Network Module Installing and Removing Cisco Transceiver Modules Finding the Network Module Serial Number Network Modules Overview The Cisco Catalyst 9300 Series Switches support the following optional network modules for uplink ports. Switch B can both send and receive data. Oct 27, 2011 · However, when I tried "show int trans" in some of them, there's nothing shown: Router_A#sh int transceiv No transceiver present. Everything works fine. We are running software 15. Jan 11, 2021 · Not sure this solve the issue. Ethernet port 1/1 speed set to 1Gbps. be22 (bia 00a3. When you put an interface that is in Layer 2 mode into Layer 3 mode, the previous configuration information related to the affected interface might be lost. After changing SFPs, the switch now logs "hardware type changed to No-Transceiver" for any port we configure and place the interface into. Using 1Gbps SFP module GLC-LH-SMD or GLC-SX-MM. However, even the best SFP modules can experience connectivity issues, leading to downtime, slow speeds, or failed connections. Oct 8, 2024 · when I insert and remove the SFP it shows on the syslog message but when I check the show interface transceiver' it shows 'no transceiver present' and the port status is down. It is running 7. cannot verify compatibility of speed and duplex settings. tried to connect Eth1/59 and Eth1/60 per QSFP-100G-CU1M DAC cable, but only Port 60 get link. This occurs regardless of which port it's inserted into. The same with int te 1/0/2. Doing shut/no shut on the port(s) doesn't change a thing. I currently have an 1921 with a GLC-LH-SM that reaches out to another building and currently working great. Understanding the meanings and causes of these messages, as well as the appropriate troubleshooting steps, is crucial for Cisco CWDM GBIC/SFP - Some links below may open a new browser window to display the document you selected. I tested the show command but could not get serial numbers. Obviously, Cisco does Mar 18, 2019 · Hi All, I am hoping that someone may be able to shed some light on a strange issue we have. About the Troubleshooting Process To troubleshoot your network, follow these general guidelines: Maintain a Apr 15, 2013 · Hi, This is the output of a 3rd party transceiver: Ethernet1/26 transceiver is present type is 10Gbase-(unknown) name is Amphenol part number is 530-4451-01- revision is serial number is APF124900235KA nominal bitrate is 10300 MBit/sec Link length supported for cop May 18, 2016 · I have kind of a weird issue going on. remove the SFP and default the port 2. example of working sfp: switch# show int Eth1/1 transceiver Ethernet1/1 transceiver is present type is 1000base-T name is CISCO-AVAGO part number is GLC-TE revision is V01 serial number is AVC1953222W nominal bitrate is 1300 MBit/sec Link length supported for copper is 100 m cisco id is 3 cisco extended Aug 8, 2025 · Configuring Transceiver (SFP) Power Saving The transceiver power saving feature allows the switch to turn off the power to transceivers (SFPs) when the interface is put into an admin-down (shutdown) state. I’m not really savvy on switches but I’m thinking it’s similar to netapp drive firmware, if it’s not present I can drop the download firmware/driver into a designated location within the filesystem to successfully Oct 8, 2024 · Dear Cisco Community, I have an issue with a cisco SFP transceiver not working SFP Model= GLC-T Switch used =catalyst 3650, 4500-x when I insert and remove the SFP it shows on the syslog message but when I check the show interface transceiver' it shows 'no transceiver present' and the port status is down. zvfm guka ulmf gyif krzsrag lesd hdng tqgrw galrlqu xuixx gxbo yojjku muniq gralx sbgsg