Resolved! Understanding TX RX light level
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 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'm working in a networking project and we are evaluating using the Catalyst high performance C9500-48Y4C and C9500-24Y4C as distribution switches.For a short time we need to have the down-links in 1G and then we will migrate them to 10G. I would...
ASR 9001, with 5 satellites 9000v2 This command works for the MPA-module inside the router.RP/0/RSP0/CPU0:router#sh controllers gigabitEthernet 0/0/0/* phy | i "interface:|Tx Power:|Rx Power:|Xcvr Code:"PHY data for interface: GigabitEthernet0/0/0/0X...
What is the added intelligence in routed optics? Does it repair the network's data transmission capabilities (originally at layer 2) by itself? Is there a missing layer 2?I am struggling to understand the "routed" aspect of optics. If you could pleas...
HelloI need to cut down on our cabling expenses especially performing due diligence on factory blds regards cabling specifications which have not been updated for some sometime, Any suggestions towards a good quality mid range proven fibre tester (OM...
Does the Cisco X2-10GB-SR and Cisco X2-10GB-LR modules installed into a WS-X6708-10G-3C module installed in a Cisco 6504 support both 10Gb and 1Gb speeds?
I was told by a site, due to OSHA - that I will need to provide my own Optical Laser safe glasses. I have no clue what to buy, due to the latter, I am looking for recommendations. Will be working with Single-Mode fiber and some runs are really long -...
Hi,We’ve been using for a long time transceivers (40G MPO) from an aftermarket vendor (fs.com) for our CISCO 3132Q-X usually they work well, but lately we have been seeing more failures than usual (suddenly a perfectly working transceiver starts havi...
I have a Cisco 9300 SFP port GLC-LH-SMD-CURV 1000Base-LH-SFP SMF plugged in and on the other end I have an SPF 10GBase-ZR SFP plugged in , do these have to match on both ends exactly?
Scenario :1.1). L3 : Switch WS-C6509-V-E1.2). Module : Mod Ports Card Type Model 1 8 CEF720 8 port 10GE with DFC WS-X6708-10GE 1.3). SFP : CISCO X2-10GB-LX41.4). Core_Sw# sh int t1/1/1 TenGigabitEther...
I'm looking at documentation from Cisco's site and I see that the WS-C3750G-12S-S switch supports GLC-GE-100FX as an SFP transceiver - which is for MMF.Apparently, a site is running SMF everywhere but connecting things to this switch. I see a few dif...
Hello,In Cisco ASR 9000 documentation, I see A99-48X10GE-1G-TR card, but there is no mentioning of A99-24x10GE-1G-TR.Cisco ASR 9000 Series 24-Port and 48-Port Dual-Rate 10GE/1GE Line Card Data Sheet - CiscoI also can't find it in the Cisco optics com...
There is a single mode optical fiber cable in our datacenter going from a Cisco N5K to another N5K across different racks. The link appears to be dead and I'm hoping to fix it, but I have little to no experience with fiber.The LED light of the SFP+ p...
Hi,We’ve been using for a long time transceivers (40G MPO) from an aftermarket vendor (fs.com) for our CISCO 3132Q-X usually they work well, but lately we have been seeing more failures than usual (suddenly a perfectly working transceiver starts havi...
Issue:Dec 20 12:06:35.061: %SFF8472-3-THRESHOLD_VIOLATION: Twe1/0/1: Temperature high alarm; Operating value: 28.2 C, Threshold value: 0.0 C.Dec 20 12:16:35.169: %SFF8472-3-THRESHOLD_VIOLATION: Twe1/0/1: Rx power high alarm; Operating value: -7.6 dBm...
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