kde 4.2, kopete 0.70 and google talk

user@pc:~$ dig +short SRV _xmpp-client._tcp.gmail.com 20 0 5222 talk3.l.google.com. 20 0 5222 talk4.l.google.com. 5 0 5222 talk.l.google.com. 20 0 5222 talk1.l.google.com. 20 0 5222 talk2.l.google.com. everything seems to be ok.  start kopete – add account – Jabber basic setup -> jabber id: user@googlemail.com Connection -> check “Use protocol encryption (SSL)” , “Allow plain-text password authentication“,

CCAI training – 1.) learn subnetting easy way

I’ve decided to get my CCNA CCAI (Certified Cisco Academy Instructor) certificate so I’ll be studying for next two months and try to preparemyself for fasttrack. here, You’ ll be able to see my progress and my first step is to revise my knowledge in subnetting. you can download very nice pdf here and here.

Get maximum from your network card

edit and copy-paste at the end of the file /etc/sysctl.conf net.ipv4.tcp_no_metrics_save=1 net.core.rmem_default=65536 net.core.wmem_default=65536 net.core.rmem_max=52428800 net.core.wmem_max=52428800 net.ipv4.tcp_rmem = 8192 750000 52428800 net.ipv4.tcp_wmem = 8192 750000 52428800 net.ipv4.tcp_reordering=20 net.ipv4.tcp_timestamps=1 net.ipv4.tcp_window_scaling=1 net.ipv4.tcp_sack=0 net.ipv4.tcp_moderate_rcvbuf=1 net.ipv4.tcp_congestion_control = cubic net.ipv4.tcp_adv_win_scale=9 save file, exit and reboot your machine 🙂 p.s. tnx to Popaj