CCIE 6to4 Tunnelling (GNS3 Lab) This is a quick lab to look over how 6to4 tunnelling can be implemented using GNS3 1.3 and 3725 (running c3725-adventerprisek9-mz124-15.image). The topology will be as below but
Linux Decrypt HTTPS (SSL/TLS) with Wireshark Wireshark has some very nice SSL/TLS decryption features tucked away although you need either of the following two: Access to the servers private pki key Access to the client
CCIE DMVPN setup with PSK (GNS3 Lab) Dynamic Multipoint VPNs (DMVPN) offer a low admin overhead and scalable VPN solution. It is also efficient at routing traffic as it can dynamically reconfigure itself from a hub and
Linux Use tcpdump to analyse HTTP POST data Today it has been useful to look at POST data being sent to this webserver. A nice filter to do this at the console with tcpdump is: tcpdump -s 0 -A 'tcp dst port 80 and (tcp[((tcp[12:1] & 0xf0) >
graphs Create graph of bytes/s in open office from a Wireshark trace file Since Im not studying for anything "official" at the moment I'm trying to learn more about the various tools I use most days. Hopefully there will be some useful posts in the coming days to help me stretch my memory muscle a
