Hi,I saw below message in my 3750 CISCO device :00:01:02: %PM-4-ERR_DISABLE: gbic-invalid error detected on Gi1/0/1, putting Gi1/0/1 in err-disable stateHow to debug this ? How can I make it to connected state ?Thanks,Vijaybabu

Hi all,I am new to CISCO devices.I am trying to connect 2514 and 3750.I tried as below in 3750 :Cisco(config)#interface fastEthernet 1/0/2Cisco(config-if)#ip adCisco(config-if)#ip address 10.0.0.3 25.255.255.0% IP addresses may not be configured on L...

Hi all,I need to write testcases to test IP Fragmentation and IP option.Like,1.when fragmenting the IP packet, IP option should be copied correctly to all the fragments.2.Different frame size, etc.Kindly let me know some testcases to test this featur...

Hi all,Actually, BGP is also one routing protocol as like OSPF with some features to handle large network. But my doubt is why it is called external routing protocol. I thing we can have a network with OSPF itself, without ASes, BGP etc.What I wonder...

Hi,I have three routers A,B and C all in area 0 connected to a switch. A and B routers require MD5 authentication where B and C doesnot require any authentication.Remember, all are in same subnet.How to configure ?Thanks,Vijaybabu