Optics and Optical Networking

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...

Hello guys! I am not familiar with Cisco interface cards or modules, thus, I need your assistance.What Interface card/s or network module/s that convert E1/T1 line to fiber optics? The client is using 2800 Cisco Router Series. Thank you in advance!

Hi all,Hope I have the right list for this question, Can any one tell me if I can use a CVT-X2-SFP TwinGig Converter Module in the 6500 WS-X6708-10G-3C 8 port 10G line card? I need to connect some 3560Gs Thanks in advance Olaf

I have an 15454 MSPP running 7.0. If I install an MRC-12 module in a high speed slot (slot 6), the module shows to be in standby via CTC. I have not been able to get the card to go active. Any suggestions?

As be known that hold ctrl+shift while clicks "help -> about CTC" above the CTC window resulting the debug window occurs.Does anyone know the debug command usage?Since we got a provisioning issue on the 15454-CE card which exists a "hidden" crossconn...

Does anybody know if there is a maximum number of nodes you can have on a UPSR. Or maybe is there any limitation on the number CTC will support? I have 6 UPSR's. 3 OC-12 Rings and 3 OC-48 Rings with a total of 29 nodes. My biggest ring is an OC-48 Ri...

I hav OTGBE-SX & OTGBE-LX. Can these SFPs be inter-operable. If not, pls provide the answer.