PVID = Port Vlan ID PVID (Port VLAN ID) is a default VLAN id assigned to frames coming to the port Example 1. interface fa0/1 switchport mode access switchport access vlan 10 switchport voice vlan 20 switchport trunk...
Read MoreI am encountering high CPU usage on my Cisco 6509 Core Switch recently. Following is way of restarting services – #process restart tcp.proc #process restart tcp.inetd OR #process restart inetd.proc To check CPU Usage sh...
Read MoreAfter load loaded the ios to router, remember to verify it, make sure md5 is match before reload – # verify /md5 filesystem:filename md5-value example – router# verify /md5 disk1:c7200-js-mz...
Read MoreFollowing is process to reset the password on Cisco C1841 Router, Connect the console cable to Router C1841 Use the power switch in order to turn off the router, and then turn the router back on Press Ctrl + Break on the...
Read MoreSome IOS releases require a ROMMON upgrade. Following is example for Cisco 1841 Router – 1. Go into the user privileged mode 2.type, upgrade rom-monitor file usbflash0:C1841_RM2.srec.124-13r.T5 The following message will...
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