Against The Wind

www.adila.com.my

Way too busy! urgh!

November24

Quick update! haha

I had my networking lab today
since i got life4hire confused NGIAHAHAHAAHAH, here’s a bit on what i did earlier

as he told me, it only have the monitor, keyboard and mouse :

and why using floppy disk?
because there’s no cpu haha
we only have this (see below) to insert the floppy disk in and then mount it

so at your computer (does it call that? meh!) you can control 4 testbed (i’m hoping that i get the names right xD)
it’s like.. it’s your small IP network where you can choose any of the testbed (machine) as your client and another one as your server

so.. what i did for my 3 hours lab was, connect to the server, at the client, i used the tcp client exe file (which only allows 1 connection at time)
then, tried with UDP exe file where multiple connection works fine (pretty fun actually since you can see what is being sent to the server at the server side haha -but not for tcp which i wonder why.. life4hire explain pls? is it because it might have to do with.. it’s programmed to echo? kot?)
and another part of my lab was to modify the server code so that it allows multiple connection at the same time (which is by using fork() -connect using tcp again and woala! it wont wait for the connection to be available but connect all haha)

confuse? haha i’m confuse myself :P
it got me wonder, why, when i’m using the same machine, sending msges from 2 different connection (same IP) to the server, the server doesn’t get confuse and send reply to both haha
does that has anything to do with the doorway? port number? (wait.. port number ade kaitan ke? macam tak je…)
aaanyway, i’ll go search it up haha since it’s one of the lab question :P

**********************************

man.. today was such a busy day!
org pegi keje pun 9 to 5
i was at uni from 10 to 9! =.=
good thing my place is just 3 min away HAHAHAHAHA

anyway, i’ll get back doing my VHDL
it’s giving me error now URGH!
i want to work on my signals and systems, and internet app reports! =/
hmph!!

p/s : i was in a really bad mood earlier (due to yesterday stress + today packed schedule). i was acting bitchy lol. i realize that. apologies to those whom i took my anger on. gomen =.=

15 Comments to

“Way too busy! urgh!”

  1. On November 24th, 2008 at 11:29 pm callister Says:

    hm~~i xbz..
    leh senang lenang..

    [Reply]

    Adila Reply:

    @callister, jeles nye!!!
    i kena hantar vhdl esok, pastu next mon hantar report
    another report yg belum half way lagi but kena show demo soon
    then got another report due in jan..
    pastu got tests in another 2 weeks time

    adoi~ :(
    byk nye nak kena buat

    uwaaaaaa~

    [Reply]

    callister Reply:

    @Adila, apekah vhdl sume 2??
    sungguh xpaham..

    wat slow2 ek babe..

    [Reply]

    Adila Reply:

    @callister, hardware languaga aka bahasa alien hohohoho

    uuuuuuu tgh buat slow2 ni.. still xtau mane la yg error nye
    cissss!! cam nak geget je mendalah ni
    geram betul!

  2. On November 24th, 2008 at 11:51 pm |1f34|-|1r3 Says:

    since you asked, i feel obligated to answer..LOL

    http://en.wikipedia.org/wiki/Fork_(software_development)
    http://www.inetdaemon.com/tutorials/internet/tcp/3-way_handshake.shtml

    to answer the lab question…you must know what fork function does and how tcp/ip works, particularly the 3 way handshake.

    to simplify, client sends request to server. the connection will go through 3 way handshake and a connection established. the server doesn’t get confuse because of the connection established was assigned a port number.

    common misconception, people tend to understand when we connect to a website, the connection will be on port 80 until the end. this is not true. the initial connection was on port 80, after that it will be transferred to another port. port 80 only used for the initial connection. for more reading, please read tcp windowhttp://en.wikipedia.org/wiki/Transmission_Control_Protocol

    udp is different from tcp. it will send all the datagram it wants and just wait if there’s any reply.it’s not connection oriented or connectionless.

    [Reply]

    Adila Reply:

    @|1f34|-|1r3, i’ll ask more questions when i hv it and do more reading(more likely akan ada :P hohohoho) - i haven’t google for anything yet
    now tgh serabut vhdl :( esok kena hantar!!! uwaaaaaa~

    [Reply]

    |1f34|-|1r3 Reply:

    @Adila, sorry la beb…VHDL kena tanya nikillas atau cik yamani..muahahahhaha

    [Reply]

    Adila Reply:

    @|1f34|-|1r3, xabes2 ngan cik yamani :P promot eh? hohohohohoh
    nikillas tu dah merdeka exam vhdl kan?
    best gak pressure dia ngan bendalah vhdl.. WAKAKAKAKA

  3. On November 25th, 2008 at 12:34 am |1f34|-|1r3 Says:

    aku dr dulu lg minat networking…mmg tak minat VHDL n programming..reverse engineering aku suka…

    [Reply]

    Adila Reply:

    @|1f34|-|1r3, aku xtau ape yg aku sker
    isk camne ni ha?

    tp yg sgt obvious.. aku xsker electronic! ngan aku xsker pape yg ade kaitan ngan signals!

    aku sker VHDL tp bler tak jadi ngan xphm.. bunci giler! (muntah 0101010101 hohoho)
    aku rs.. aku sker programming hahaha
    tp aku rs cam xde life klo aku nak concentrate programming

    hrmmmm…. konpius aku~
    aku tgh xsure arah tuju aku lg nih
    aiseh~

    [Reply]

  4. On November 25th, 2008 at 1:14 am |1f34|-|1r3 Says:

    muahhahaha…blaja lg..explore lg..google lg..nanti ko jumpa la ape yg ko suka !

    [Reply]

  5. On November 25th, 2008 at 9:31 am Tie Says:

    Hmm…kak tie dah betul2 blur laa…hu hu..susah betul jadi makcik nih! kalau cerita bab makan tu senang sikit nak komen..hi hi..ngada2 pulak…

    [Reply]

    Adila Reply:

    @Tie, hihihi ingat nak buat bab makan jgak (teringin pisang goreng ni! hihi)
    tp skrg bz sampai makan minum pun dah tonggang terbalik
    nasib baik sis ada tlg masakkan
    haha kalau sy sorg je, kalau xmkn luar, mmg tak mkn terus la

    [Reply]

  6. On November 25th, 2008 at 12:53 pm saffa Says:

    saffa sangat busy..
    Tapi………………..
    asyik ONLINE jer..
    T_T

    [Reply]

    Adila Reply:

    @saffa, hehehe same la
    tp i kena online camne pun nak buat keje :’(

    kalau buat revision baru leh xon9
    tu pun kena campak laptop jauh2 hihi~
    berhantu betul!

    [Reply]

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