I have an ONS15540 running with several applications on it. One of them is ESCON with a 15500-XVRA-01A2 module. My link between the two systmes is close to 85 Km.As the IBM manager configures the ESCON application, he only can travel on one sense (A ...
The dwdm design I'm working with calls for several EDFA's but I dont need the default 23 db gain I only want 10 according to my optical budget. What is the best way to accomplish this?Thanks in advanceMark
Hi!Got a question on splitter protection mechanisims on ONS 15540 ESPX. I understand that to implement this kind of protection requires a transponder module to be connected to a splitter base LCMB which then connect to the OADM of the same channel/ba...
Have anyone tryed to organize a VC4-4c link between Cisco routers using SDH network?Are there any hidden dangers, things to be check etc.? Any link for an intro?
On a DPT/RRP ring do all routers around the ring see each other as being an identical distance apart?If two routers on a DPT/RPR ring advertise the same IP networks to the other routers around the ring by an IGP, would these other routers see the IGP...
Hi there,I've successfully uploaded CiscoView into bootflash of 15540ESPx. Confirm with these cmds.Switch#sh ciscoview pacFile source:bootflash:CVFILE SIZE(in bytes)------------------------------------------------ONS15540-2.4...
I understand that each of these OC levels have a different bandwidth, but how does the bandwidth increase? All of my web searches just define the data rate and do not explain how. A T1 line is 24 64kbps channels, a T3 is 28 T1's. Do the OC levels wor...
I have the following configuration. Three SBC provided SONET nodes, with OC-3 on the customer side. SBC is provisioning the OC-3's over their OC-12 ring with Fujitsu FLM 600s handing off the OC-3s. We're attempting to put ONS-15454's behind the Fujit...
Hi folksI have 2 7513 that i want to connect togueter. One of them have an Enhaced ATM OC3 SML (Long reach) linecard and the other one a SMI (intermediate reach) is there any issues regarding using cards with dissimilar reach???TIA
Hi There,I am new to 454's and am bringing up five new ones, they are in place already with OC192s connecting them. My questions are what is the best practice for implementation, I have only IP access to one of them and the rest should be able to be...
I'm currently working on a DWDM project for a MAN using ONS 15540 ESPx with 2.5 G transponder on client side. I need to prepare a test plan but being a newbie to optical I don't really know where to start. I do have some idea though on what to do e.g...
Hello,I am looking for some good documents for a new "optical" engineer to start learning optical networking concepts in general. Also am looking for the same type of documents but with Cisco's view on were there products fit in.
