Please explain in detail about the loopback under an interface..what purpose does it solve after setting it ? I have highlighted it below. R1#sh int s1/1 Serial1/1 is administratively down, line protocol is down   Hardware is M4T   MTU 1500 bytes, BW 1544 Kbit/sec, DLY 20000 usec,      reliability 255/255, txload 1/255, rxload 1/255   Encapsulation HDLC, crc 16, loopback not set  ... (more)

Hi, Anyone please explain what is a line card and a supervisor engine in a cisco switch. Thanks in advance.

Apart from Cisco 6500 which other switches are there in which we can implement VSS ? Thanks for your answer in advance. :-)

 

Hi, can anyone please make me understand about the routing table according to below output: 10.0.0.0/32 is subnetted, 4 subnets O 10.1.1.1/32 [110/2] via 192.168.0.1, 00:00:40, GigabitEthernet0/0 O 10.2.1.1/32 [110/2] via 192.168.0.1, 00:00:40, GigabitEthernet0/0 O 10.3.1.1/32 [110/2] via 192.168.0.1, 00:00:40, GigabitEthernet0/0 O 10.4.1.1/32 [110/2] via 192.168.0.1, 00:00:40, Giga... (more)