Archive for networking

Security Alert : bridged vmware guest can sniff host, guest peers, and vice versa

On a CentOS 5/i386 server, I set up an Asterisk server recently in a VMWARE guest running CentOS 4.4/i386. The VMWare guest is set to use bridged networking and to obtain its TCP/IP settings from the same DHCP server used by the host server. I installed X-lite softphone from Counterpath on the host server, and configured it as a SIP extension to talk to another SIP extension on my wife’s Windows XP laptop.

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upgraded broadband wireless router

I bought a trendnet wireless router recently from CompUSA.  Besides it is only four five dollars after mail-in rebates, I have some desperate needs to replace my existing Netgear MR814v2 wireless router.

  • It seems that Netgear has no intention whatsoever to add support of WPA on MR814v2.  Desperate people on the Net attempted to apply MR814v3 firmware to it in order to gain WPA functionality and had failed miserably. I don’t have the time or skill to add WPA support based on the open-source firmware provided by Netgear. Nobody else does either :( Read the rest of this entry »

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