About sunrise1916

sunrise1916 · 02-16-2017

Hi, Guys I am reading the PowerPoint of cisco "Introducing of OSPF Protocol" and run into a small question about the spf calculation section: what's the meaning of the dotted line in the second graph below? Regards

sunrise1916 · 02-07-2017

Hi Guys, I've been reading rfc 2328 now and getting a very confused point that what's the difference between ospf lsa "copy" and "instance"? I know it's very obscure ,is anyone konw about this? Regards, sunrise

sunrise1916 · 04-30-2016

Hi,all Recently,I've ran into a problem about ospf virtual-link while doing the lab of ospf.The situation is simply like below： when the virtaul-link between R2-R4 is done I've found neither R2 nor R3 which both as the ABR for area0 and area1 woul...

sunrise1916 · 07-01-2015

Hi all, Recently, I was implementing a project in the hospital.The general enviroment is that one Core SW connected with three Distribution SWs, running ospf between all（The three Distribution SWs are used for 3 different departments so they need ...

sunrise1916 · 10-29-2014

Recently, I was implementing a project in the dock.The environment roughly like this: 1.there was a fiber link connected 2 LAN between the 6509 and the 3750X before 2.now we want to add a wireless link (using two 1532E APs) to bridge 2 LAN (...

sunrise1916 · 02-16-2017

Hi, OK,so what's the difference between the path X->C->D->G and X->C->E->G, seems that the cost is equal.

sunrise1916 · 02-09-2017

Hi , yeah,I just mean when the LSA Header putted in DBD packets then we should call it instance or copy? Regards, sunrise

sunrise1916 · 02-08-2017

Hi, so,if I could say that the most difference between instance and copy is not the meaning but the title used in different scenes? by the way,waht's the title of the LSA Header putted in DBD packets during Exchange state? Regards, sunrise

sunrise1916 · 05-15-2016

Hi,Rolf Fischer For a apology that I came late, rfc2328 is truly detailed and your explanation is really perfect,thank you for taking time to explain this question, sincerely.

sunrise1916 · 05-03-2016

Hi,Rolf Fischer As we all know,after the virtual-link was done,R4 would generate a Summary LSA for 45.1.1.0 into the backbone area.Now I think the area2 could be treated as a normal non-backbone area,then should not R2 and R3 which both are ABRs...

Member Since	‎10-29-2014 11:15 PM
Date Last Visited	‎08-18-2017 04:02 AM
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question about ospf spf calculation

what's the difference between ospf lsa "copy" and "instance"

type-3 LSA injection with ospf virtual-link

5760 controller with different ap-management subnets

stp set up of wireless bridge

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Hi,Rolf Fischer

Hi,Rolf Fischer