Monday, July 13, 2009

Clear the route cache on your Linux box

›
My environment: RH FC8 x86_64 Routing cache is a hash table in the kernel which contains recently used routes.  I have had a problem about...
1 comment:

Slow Performance when query MySQL Database

›
My environment: RH FC8 X86_64 MySQL server version: mysql-server-5.0.45-6.fc8 Just hit a problem that takes me several hours to get it s...
Sunday, July 5, 2009

Unknown Lifeform in North Carolina Sewer!

›
Looks horrible, anybody knows what is it??
Friday, June 5, 2009

Protecting from ARP attack – Dynamic ARP Inspection (DAI)

›
My environment: Cisco Catalyst 3560E IOS: c3560e-universal-mz.122-35.SE5.bin Before a PC can talk to another PC, it must do an ARP reque...

Protecting from Rogue DHCP server attacks – DHCP Snooping

›
My environment: Cisco Catalyst 3560E IOS: c3560e-universal-mz.122-35.SE5.bin One of the common DHCP server attack is rogue dhcp server ...
Thursday, June 4, 2009

Pktgen – a tool to generate packets at very high speed in the kernel

›
My environment: RedHat Fedora Core 8 x86_64 Firstly check if your pktgen is running: [root@pandaeatsbamboo pktgen]# ps -e | grep pktge...
1 comment:
Monday, May 18, 2009

Larry Ellison - What The Hell Is Cloud Computing?

›

How LMS can help with Network Performance Monitoring

›

Sneak Preview on the new LMS 3.1 portal

›
This clip shows how powerful the new portal framework of Ciscoworks LMS can be. How it can help consolidate all of the web-based network app...
Wednesday, May 13, 2009

Ciscoworks LMS RME SWIM Demo

›