Hi,I have a old 6509 chassis installed with a Supervisor Engine 1A. Now, I want to upgrade the 6509 so that I will purchase WS-SUP32-GE-3B. The problem is whether I should purchase new Fan and Power to fulfil WS-SUP32-GE-3B.Can I keep old Fan and Pow...

Two gsrs connected by one 2.5G POS is used to carry about 2.3G traffice. The 2.5G is very congested and can not work well so that I add another 2.5G pos between two GSRs. But I check the new link has lost many packet by testing with directly ping.I c...

Hi,could I make communication well byusing two types one port 2.5 POS line card with the different wavelengh?(short-Reach 1310nm SR-1 and long-reach 1550nm LR-2)I think I can decrease the launch power of long-reach 2.5 pos card for mu purpose.How abo...

Hi,Does the 4000 series can support the all of 4500's line card when the 4000 deployed with 4500's supervisor.Thanks Sincerely

Hi,I want to confirm whether NM-1A-OC3SMI can support CBWFQ? Could you give me a response or give me a web link?Thanks for your help.Sincerely