xumingyong
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行动与思考：
你好！请问GraphicString这个类型是什么类型呀？怎么 ...
ACSE-1 (osi 8650-1)abstract syntax -
gaozon：
楼主，你好，请问用lua能编写这样一种插件吗：我想更改网络层i ...
编程语言 Lua -
langzhe：
percept:profile("test.dat& ...
erlang r12 新增加Percept并发性能调测模块 -
mryufeng：
解释epmd等2进制协议是erlang的拿手呀
Use Erlang NIF to snoop, capture packets(in Windows XP), in OTP-R13B04 -
xumingyong：
GeoffCant在git clone git://git.e ...
Use Erlang NIF to snoop, capture packets(in Windows XP), in OTP-R13B04
文章列表
OS运行平台：
root@x61-laptop:~# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=8.10
DISTRIB_CODENAME=intrepid
DISTRIB_DESCRIPTION="Ubuntu 8.10"
ERLANG版本：
root@x61-laptop:~# cat /usr/lib/erlang/releases/RELEASES
[{release,"OTP ...
截获包的文件头格式
（比如：wireshark, ethereal, tcpdump -w filename)
Many capture file formats have such a header.
The header of libpcap-format files (as used by tcpdump, Ethereal,
Analyzer, and a number of other programs) contains:
-- a 32-bit "magic number";
-- a 16-bit major vers ...
对于许多初学者来说，网络通信程序的开发，普遍的一个现象就是觉得难以入手。许多概念，诸如：同步
(Sync)/
异步
(Async)
，阻塞
(Block)/
非阻塞
(Unblock)
等，初学者往往迷惑不清，只知其所以而不知起所以然。
同步 ...
- 2009-04-20 20:19
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Download Link:
http://xumingyong.iteye.com/topics/download/0c49d4ce-835d-35ad-9e13-592c0b006f7e
-- Module ACSE-1 (X.227:04/1995)
-- See also the README file
-- See also the index of all ASN.1 assignments needed in this document
ACSE-1 {joint-iso-itu-t association-control(2) modules(0) apdus(0) version1(1)}
-- ACSE-1 refers to ACSE version 1
DEFINITIONS ::=
BEGIN
EXPORTS
acse-as-id, A ...
- 2009-04-14 17:39
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Get from http://wiki.wireshark.org/IsoProtocolFamily
Summary
Packet-based vs. stream-based:
COTP transports packets of data from one user to the other, so the receiver will get exactly the same data boundaries as the sender transmitted.
TCP transports a continuo ...
MMS报文分析示例（三）
- 博客分类：
- WireShark
Variable Management
1. Read request
MMSPdu Received ::=
A0 1E 02 01 0A A4 19 A1 17 A0 15 30 13 A0 11 80 0F 66 65 65 64 65 72 31 5F 33 5F 70 68 61 73 65
[0] A0 1E -- ConfirmedRequestPDU
{
02 01 0A -- invokeID
[4] A4 19 -- ConfirmedServiceRequest, A4 = Read
{ ...
- 2009-04-14 10:43
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MMS报文分析示例（二）
- 博客分类：
- WireShark
VMD Management
1. Identify
MMSPdu Received ::=
A0 05 02 01 01 82 00
[0] A0 05 -- Confirmed-RequestPDU
{
02 01 01 -- invokeID
( 02 = 000 0 0010, Universal Primitive tag, Tag Value = 2 = Integer. )
[2] 82 00 -- ConfirmedServiceRequest, 82 = Request identify
}
...
- 2009-04-14 10:39
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发现Triangle MicroWorks, Inc公司不愧为专门写60870-5规约的公司，最近在看他们写的IEC 104 Master /Slave,写的确实精致。
回调函数，定时器用得很不错，层次，C中应用C++类的实现很清晰啊。
- 2009-04-14 02:13
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MMS的ASN.1规定( 8825-1 BER 8825-2 PER )
8 7 6 5 4 3 2 1 + Length + Content
-------------------------------------------------------------------------
|Class |X | Tag | |
---------------------- ...
- 2009-04-14 02:04
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Updated and fixed on 2006-08-11
ISO-9506-MMS-1 { iso standard 9506 part(2) mms-abstract-syntax-version1(1) }DEFINITIONS ::= BEGIN
Get from http://www.nettedautomation.com/standardization/ISO/TC184/SC5/WG2/mms_syntax/Version1999/mms_syntax.html
- 2009-04-13 13:27
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Context Management
1. Initiate
MMSPdu Received ::=A8 25 80 02 08 00 81 01 05 82 01 05 83 01 05 A4 16 80 01 01 81 03 05 F8 00 82 0C 03 EE 19 00 18 00 02 00 00 00 FD 18
Tag Length Value -- Tag definition
--------------------------------------------------------------------------- ...
- 2009-04-13 12:08
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Get from
http://www.sisconet.com/downloads/mms_abstract_syntax.txt
---------------------------------------------------------------------
Corrections made July 2, 1994
---------------------------------------------------------------------
MMS { iso standard 9506 part(2) mms-gene ...
- 2009-04-13 10:39
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MMS->OSI MODEL
- 博客分类：
- WireShark
Kema UniCA analyzer
Provided MMS/ICCP decoding and association setup/dataset transfer validation .
ISO/OSI Model
7
Application Layer
TASE.2MMS ISO 9506ISO 8650 ACSE
6
Presentation Layer
ISO 8823/8825ASN.1, BER (Basic Encoding Rules)ISO/IEC 8824.1
5
Session Layer
Connection ...
- 2009-04-12 22:36
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====================================================MMS主要目的是定义一套用来在设备和计算机程序之间高度互通、协同工作的通讯标准----------------------------------------------------- Part 1 is the service specification.
The service specification contains a definition of 1) the Virtual Manufacturing Device, 2) the service ...
- 2009-04-12 22:23
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