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Hi, When checking the logs on one of my switches, I see many entries for for a number of interfaces in the format of:Mon Jun 02 14:45:12 2014: <187>312: *hostname*: Jun 2 13:47:32.575: %LINK-3-UPDOWN: Interface GigabitEthernet1/0/5, changed state to...
Hi, I have a simple query and just seeking some clarification....I have a Cisco 3750X with various vlans configured. One interface has the command: "Switchport Trunk allowed vlan 100, 200". I understand it will ONLY forward packets for vlan 100 & 200...
Hi, AllI'm on my first network eng job after achieving my CCNA I'm the only guy here with no test equipment so I'm being cautious with everything I'm doing.Basically, I want to change a switch's (3750X) hostname to be in line with the naming conven...
Hi, Prajith Sorry, I missed this. CRC errors and everything else is at 0 from what I can see I have around 8 ports generating errors today (No user complaints, just what appears to be in syslog file). Below is an example:#sh int gi1/0/15GigabitEthern...
Hi, AllThanks for the comments. So I have changed all the cables, changed the ports and reloaded the switch at least 4 times now. It was clear all weekend (no users logged in), but early this morning (Monday), the logs started filling up again.I have...
Hi, VenperumI am looking to format the nvram this evening. Can you verify some things? What do you mean when you say "format nvram"? The options I get for format are:[format command output]#format ?flash1: Filesystem to be formattedflash: Filesyst...
Hi, VenperumThanks, I think I can rule out a power issue as the interfaces do not all go down simultaneously. I'll look into your other points too.Regards,Harv
