Archive for December 24th, 2009

realtime network monitoring tools

Thursday, December 24th, 2009

tcptrack :http://www.rhythm.cx/~steve/devel/tcptrack/release/1.3.0/docs/tcptrack.1.html ngrep :     http://www.linux.com/archive/feature/46268 ntop : mrtg: vnstat: http://humdi.net/vnstat/

Posted in Linux, Network monitor-security | No Comments »

Deleted/Corrupted/Wrong Type/No IOS image and router won’t boot(cisco 2600)

Thursday, December 24th, 2009

Deleted/Corrupted/Wrong Type/No IOS image and router won’t boot: http://www.dslreports.com/faq/13824 Break Key Sequence: http://www.cisco.com/en/US/products/hw/routers/ps133/products_tech_note09186a0080174a34.shtml ROMmon Recovery for the Cisco 2600 Series Router: http://www.cisco.com/en/US/products/hw/routers/ps259/products_tech_note09186a0080094a0b.shtml How to Download a Software Image to a Cisco 2600 via TFTP: http://www.cisco.com/en/US/products/hw/routers/ps259/products_tech_note09186a008015bf9e.shtml For Cisco 2600 Router : (a) Connect to the router via Teraterm (console port) (b) Now Turned on the router [...]

Posted in Cisco Router/Switch | No Comments »