If you have a 4603 with GBIC's in the 4003, it will not communicate to a 2950C. 1000Base fiber does not talk to 100Base fiber. The only way that the 4003 will talk to a 2950C is if you put a 100BaseFX link in the 4003, or you use a crossover copper cable for the connection to a 10/100 copper port.
Chris Best ----- Original Message ----- From: "www pearl" To: Sent: Thursday, September 05, 2002 7:29 PM Subject: about 100 fiber and 1000 fiber ??? [7:52766] > In cat4003,using model 4306 ,can talking with 2950c ?? > How can I do ? Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=52798&t=52766 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]