thanks!! ,one question ,  I want to simulate in GNS3 the interface 10GE (as i used to see in my work:TenGigE0/5/1/2 is up, line protocol is up  Interface state transitions: 129  Hardware is TenGigE, address is 40ce.2452.8b06 (bia 40ce.2452.8b06) ).Fo...