Optics and Optical Networking

HiI need your help regarding the following : I have two ONS 15454 to be connected by a DWDM link. Each ONS has one Muxponder card and a OSC-CSM card without OADMs MUXs or DMUXs Or Amplifiers. Is it possible to make a direct connection between the Mux...

Has anyone attempted to run a BLSR with DCC's turned off? Need to segment a large subnet on a 454 network. If you can run a multi-vendor BLSR shouldn't you be able to run an all 454 BLSR with select DCC channels turned off to acheive network segmenta...

I've ordered 10 GLC-LH-SM=. I know, that on MMF Cable it runs up to 550m, with SMF up to 10km. ;-)I try to test to SFP but I couldn't see any link coming up either with SM neither with MM fibre cables. I also try on a working link, about 3km SMF, but...

I am looking for a AC/DC converter for a ONS15454 for a 220V input. The ONS 15454 datasheet indicate input current 22A maximum.The Cisco AC/DC Power Solution datasheet indicate for ONS 15454 a medium solution.And the same datasheet indicate the small...

We have multiple 2950's interconnected with ws-g5484's. We recieved some new 5484's with handles instead of the squeeze type and they are not recognized by the 2950's. Both types have the same 30-0759-01 part #'s and came from the same vendor.Any i...

Goodmorning to everyone.We need you help about the GLC-BX SFP compatibility with the Media ConverterAllied Telesis AT-MC1008/SP.In particular we want to try the Cisco GLC-BX with AT-MC1008/SP (1Gbps ethernet trasmission on one single fibre).Are there...

Hello,I am a Systems Engineer working with a Cisco Channel Partner.A client of ours has a fiber backbone between two buildings on their campus.The fiber terminates on a Catalyst 6509 (at the data centre) and a Catalyst 3750 at the other end. Users at...

What is the difference between the two units? When I spec out the SFP requirements, different switches use one or the other. The ME3400-24FS-A uses the GLC-FE-100FX and the 2960-24TC-L uses the GLC-FE-100FX=.

Hi thereI am using ZR trancivers for 79Km fiber link.I enabled DOM so I can get readings. This link is used to carry IPTV multicast. though I cannot see any packet dropped, on interfaces or after extended pings my STB still register loosing packets.a...

can these be hot swapped? they are replacing 2 TCC+ cards

Hi all, this is my problem.I have two buildings in a campus that are connected by fibre, probably only a few hundred metres, and all works well. I'm trying to remove some switches and introduce some new ones. The existing ones are 3550s and have SC G...

Is there a limit to the number of patch cable I can use between 2 100 FX switches ?I know that every time you add a connector you loose some of the signal strength. Is 600 feet and 6 patch too much ?

Can 2 fibre optic cables with LX connectors be connected to a cisco 2851 router and if so what modules must be bought to connect the cables

Hi alli want to connect 2 2600series routers with eachother with serial cablesi have a CAB-SS-V35MT cable and in the routers are WIC's installed with SS connectionsWill this now work if i buy a CAB-SS-V35FT (female) cable???i doubt because both SS en...

1. What is the primary purpose for DWDM transport networks?2. What does UPSR stand for and give a description?3. What is a CLLI code and its use?4. What is an OTDR and what is it used for?5. What is the bandwidth of an OC-192?6. What is the bandwidth...