Kalo Port Yahoo Messenger itu biasanya keluar pake HTTP Protokol jadi
nggak mungkin diblok Port nya

Kalo YM itu diblok mungkin Berdasarkan HTTP Headers (Host) dan
Signature (msg.yahoo.com).

Mungkin maksud Adminnya baik............
Kan sekarang lagi Rentan masalah PNG vulnerability yang masuk lewat YM
and Windows Media Player.
Jadi kalo mau pake YM or MSN, diharapkan PATCH dulu deh bahaya.......
daripada kena Virus atau Trojan....?

Buat lebih jelasnya browse aja

http://www.microsoft.com/technet/security/bulletin/MS05-009.mspx

On Wed, 16 Mar 2005 22:07:26 -0800 (PST), agus wareng
<[EMAIL PROTECTED]> wrote:
> 
> cara buka port yahoomessenger gimana ya..soalnya
> portnya di block ama admin..oh iya portnya
> yahoomesengger berapa ya?..admin pake os
> linux..kebetulan password adminnya dah tahu..
> 
> Best regard,
> 
> Agus wareng
> 
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