Harris_oracle通信协议分析

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Oracle Communications Google Voice 集成说明书

Oracle Communications Google Voice 集成说明书

Data Sheet Oracle Communicationsenables seamless integrationswith Google VoiceThe move to embrace a hybrid work model in the Modern Enterprise has made IT professionals reimagine ways to collaborate and reduce costs. Oracle Communications offers away to leverage the flexibility of Google Workspace, a suite of collaboration and productivity applications, while ensuring their existing investments in communications platforms remains intact and service levels and process remain consistent. SummaryHybrid work has created a renewed interest in cloud-based phone systems that untether workers from legacy desk phones. Providing cloud telephony experiences for more than a decade, Google Voice keeps colleagues and customers connected with an intuitive calling experience across devices (web, mobile, and certified desk phones), while leveraging Google Artificial Intelligence (AI) to save time by blocking unwanted callers, transcribing voicemails and guiding callers. Google SIP Link allows customers to connect PSTN services from any carrier to Google Voice through certified Oracle Enterprise Session Border Controllers (E-SBCs). Google Voice and SIP link service, part of the Google Workspace suite of applications, is making it easier for businesses to migrate to the cloud and subsequently lower their collaboration platform costs.How Oracle E-SBC enables a seamless migration Google Voice Enterprise customers seeking a cloud-based solution, available virtually in any country in the world, are selecting Google Voice. As Google Voice’s telephone number coverag e is available to a select set of countries, by employing GoogleSIP Link and Oracle E-SBCs, customers in more countries can seamlessly migrate to Google Voice with their carriers of choice. With the Oracle E-SBC, and extended Oracle Communications solutions, enterprise customers can maintain their local SIP Trunk providers, adopt Google Voice in additional countries and integrate their existing voice infrastructure with Google Voice in IP Telephony and Contact Center environments. The Oracle E-SBC also allows customers to integrate and migrate to Google Voice at their own pace and according to their specific needs.“At IPLAN, our vision is to integrate technologies to maximize the business potential, while bringing the best in quality limitless digital connection.The Oracle E-SBC fits IPLAN’s needs in the ever-evolving market dynamics, and we choose it as to carry the Proof of Concept of Google Voice Services aiming to attend the IP telephony. Results were beyond as expected as proof flowed smoo thly. It’s a success.”Esteban ReyesEngineer Lead Telephony IPLANAbout IPLAN: We are a leading company in the provision of Telecommunications and Technology services in the main cities of Argentina country for more than 20years https://.arAdvantagesCloud– For customers choosing the cloud-based Google Voice and SIP Link service, the Oracle E-SBC can be deployed anywhere. Where necessary for regulatory or compliance reasons, the Oracle E-SBC can also be deployed either as a physical device or as a Virtual Network Function (VNF). Cloud deployments are available on the majority of public clouds, including Oracle Cloud Infrastructure. Vendor independent– Oracle has more than 20 years of heritage connecting and protecting enterprise networks with a security-first mindset and a future-proof road map. Our interoperability is proven in matching communication systems, cloud providers and PSTN requirements.Security– Connecting to cloud communication solutions requires adequate levels of security. Specialized in protecting real time communications to prevent bad actors entering the network, Oracle offers solutions to connect securely to cloud communication solutions, includingJITC/FIPS 140-2 military grade certifications.tekVizion Labs TM“Configuration Guide for Google Voice SIP Link Using the Oracle E-SBC” is available here.Complementing Oracle solutionsOracle offers a complete suite of enterprise communications solutions enabling enterprises in their move to the cloud to help cut IT costs, streamline processes, and boost performance whilekeeping networks reliable and protected against cyberattacks.Enterprise Operations Monitor (EOM) - To complement interoperability and security provided by the Oracle E-SBC, Oracle’s Enterprise Operations Monitor can provide real-time, end-to-end visibility for all encrypted communications running between Oracle Communications E-SBC and GoogleVoice.Enterprise Communications Broker (ECB)- For the most complex environments,Oracle’s Enterprise Communications Broker complements the Oracle E-SBC by providing a central location where customers can aggregate complex routing policies and enable flexible dial plan interworkingmanagement. The Oracle ECB can also streamline migration to Unified Communications as a Service (UCaaS) and Contact Center as a Service (CCaaS) environments as well as playing a key role in hybrid environments in which the on-premises telephony infrastructure co-exists with new Cloud Communications platforms.Oracle Communications Security Shield Cloud (OCSS) - Cyberthreats are rising and becoming more sophisticated, so securing only the infrastructure is no longer a sufficient approach. Oracle Communications Security Shield Cloud is a SaaS solution that automatically identifies telephony threats before they reach the telephony infrastructure, being on premises or cloud based.Oracle and Google SIP Link enable integrated communications and cloud solutionsThe combination of Google SIP Link and Oracle allows customers to:●Reduce the total cost of ownership of their UC platform●Improve the user experience of their collaboration platform and accelerate the adoption ofvoice as a collaboration tool●Migrate to cloud communications at their own pace●Implement maximum flexibility with advanced network-wide licensing models●Protect the communication network and optimize efficiency●Connect analog phones, door phones, fax machines and ISDN connections●Manage disruptions and service interruptions by deploying High-Available and connected E-SBCsOracle Communications provides solutions to accelerate digital transformation in acommunications-driven world from network evolution to digital business to customer experience.Connect with usCall +1.800.ORACLE1 or visit . Outside North America, find your local office at: /contact. /oracle /oracleCopyright © 2023, Oracle and/or its affiliates. All rights reserved. This document is provided for information purposes only, and the contents hereof are subject to change without notice. This document is not warranted to be error-free, nor subject to any other warranties or conditions, whether expressed orally or implied in law, including implied warranties and conditions of merchantability or fitness for a particular purpose. We specifically disclaim any liability with respect to this document, and no contractual obligations are formed either directly or indirectly by this document. This document may not be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without our prior written permission. This device has not been authorized as required by the rules of the Federal Communications Commission. This device is not, and may not be, offered for sale or lease, or sold or leased, until authorization is obtained. Oracle and Java are registered trademarks of Oracle and/or its affiliates. Other names may be trademarks of their respective owners. Intel and Intel Xeon are trademarks or registered trademarks of Intel Corporation. All SPARC trademarks are used under license and are trademarks or registered trademarks of SPARC International, Inc. AMD, Opteron, the AMD logo, and the AMD Opteron logo are trademarks or registered trademarks of Advanced Micro Devices. UNIX is a registered trademark of The Open Group. 0120。

Oracletns协议

Oracletns协议

Oracletns协议协议名称:Oracletns协议一、引言Oracletns协议旨在确立参与方之间的权利和义务,以促进双方在特定合作项目中的顺利合作和沟通。

本协议适用于所有与Oracletns公司(以下简称“甲方”)进行合作的个人或组织(以下简称“乙方”)。

二、定义1. Oracletns:指甲方所代表的公司。

2. 乙方:指与甲方合作的个人或组织。

三、合作内容1. 甲方将向乙方提供以下合作服务:a. 技术支持:甲方将为乙方提供有关Oracletns产品和服务的技术支持,包括但不限于解答技术问题、提供技术文档等。

b. 授权使用:甲方将授权乙方使用Oracletns的产品和服务,以满足乙方在特定合作项目中的需求。

2. 乙方应履行以下义务:a. 遵守协议:乙方应遵守本协议的所有条款和条件。

b. 合理使用:乙方应合理使用甲方提供的技术支持和授权使用的产品和服务,不得滥用、篡改或传播。

四、知识产权1. Oracletns产品和服务的知识产权归甲方所有。

2. 乙方在合作期间获得的有关Oracletns产品和服务的信息,仅限于在特定合作项目中使用,不得以任何形式泄露或转让给第三方。

五、保密条款1. 双方应对在合作过程中获得的对方的商业秘密和机密信息予以保密。

2. 未经对方书面同意,任何一方不得向第三方披露或使用对方的商业秘密和机密信息。

六、责任和免责1. 甲方不对乙方因使用Oracletns产品和服务而造成的任何直接或间接损失承担责任。

2. 乙方在使用Oracletns产品和服务时应自行承担风险,甲方不对乙方的行为负责。

七、终止协议1. 任何一方有权在提前30天书面通知对方的情况下终止本协议。

2. 协议终止后,双方应终止合作并归还对方的机密信息。

八、争议解决1. 双方应尽量通过友好协商解决因本协议引起的争议。

2. 若协商不成,争议应提交至甲方所在地的仲裁机构进行解决。

九、其他条款1. 本协议的修改或补充应经双方书面同意。

oracle心跳 haip原理

oracle心跳 haip原理

oracle心跳 haip原理The Oracle Heartbeat HAIP principle is a critical aspect of ensuring high availability and reliability in Oracle databases.Oracle心跳HAIP原理是确保Oracle数据库高可用性和可靠性的关键方面。

In essence, HAIP (High Availability IP) is a technology that allows a highly available system to dynamically create and remove virtual IP addresses as part of a failover process.从本质上讲,HAIP(高可用性IP)是一种技术,允许高可用系统在故障切换过程中动态创建和删除虚拟IP地址。

This ensures that client connections can seamlessly transition to the new system without any interruption in service.这确保了客户端连接可以无缝地过渡到新系统,而无需任何服务中断。

At the heart of HAIP is the ability to monitor the health of system components and initiate failover procedures when necessary.在HAIP的核心是监控系统组件的健康状况,并在必要时启动故障切换程序的能力。

The Oracle Heartbeat HAIP principle leverages this technology to maintain constant communication between primary and standby databases, allowing for quick detection of failures and seamless switches to standby systems when needed.Oracle心跳HAIP原则利用这项技术保持主数据库和备用数据库之间的持续通信,可以快速检测故障,并在需要时无缝切换到备用系统。

ORACLETNS协议分析详解

ORACLETNS协议分析详解

ORACLETNS协议分析详解
ORACLETNS协议是在传输层协议TCP/IP的基础上进行封装的。

它可
以用来在客户端和服务器之间进行数据传输和交互。

通过ORACLETNS协议,客户端可以向服务器发送SQL语句,并接收服务器返回的结果集。

同时,
还可以实现会话管理、连接管理、数据传输和安全认证等功能。

在进行通信之前,客户端需要先与服务器建立连接。

其过程包括三次
握手和协议的版本对比。

在建立连接后,客户端可以通过ORACLETNS协议发送SQL语句给服务器。

SQL语句可以包含查询、更新、插入等操作。

服务器接收到SQL语句后,会进行解析和执行,并将结果返回给客户端。

在执行期间,ORACLETNS协议可以实现会话管理,如事务的开始和提交。

除了数据传输,ORACLETNS协议还支持安全认证。

服务器可以要求客
户端提供用户名和密码进行验证。

客户端需要将用户名和密码通过ORACLETNS协议发送给服务器进行认证。

只有认证成功,服务器才会继续
处理客户端的请求。

总之,ORACLETNS协议是一种用于客户端和Oracle数据库之间通信
的协议。

它具有结构清晰、功能强大的特点。

通过ORACLETNS协议,客户
端可以与服务器进行数据传输和交互,并实现会话管理、连接管理、数据
传输和安全认证等功能。

这使得ORACLETNS协议成为了Oracle数据库的
重要组成部分。

oracle协议

oracle协议

Oracle协议1. 简介Oracle协议是针对Oracle数据库的一种通信协议,用于在客户端和Oracle服务器之间进行数据交互和通信。

Oracle协议支持在各种平台和网络环境中使用,提供了高效、安全和可靠的数据库连接和操作功能。

2. 协议特性2.1 客户端-服务器架构Oracle协议采用客户端-服务器架构,客户端应用程序通过Oracle协议与远程的Oracle服务器进行通信。

这种架构可以实现服务器的负载均衡和故障转移,提高系统的可用性和稳定性。

2.2 多种网络传输方式支持2.3 数据安全性保障Oracle协议提供了多种安全机制,确保数据在传输过程中的机密性和完整性。

其中包括加密技术、身份验证、访问控制等。

这些安全机制可以有效防止数据泄漏和非法访问,提高数据库的安全性。

2.4 数据库事务支持Oracle协议支持数据库事务的提交、回滚和锁定操作。

这使得应用程序可以在Oracle数据库上进行事务性操作,确保数据的一致性和可靠性。

同时,Oracle协议还提供了并发控制机制,解决了多个用户同时访问数据库的竞争问题。

2.5 数据库连接池管理Oracle协议支持数据库连接池的管理,提供了连接池的创建、销毁、连接分配和回收等功能。

连接池可以减少应用程序与数据库的连接开销,提高系统的性能和资源利用率。

此外,连接池还可以实现连接的复用和共享,提高系统的可扩展性。

3. 协议通信过程Oracle协议的通信过程主要包括建立连接、会话管理、数据交互和连接终止等步骤:3.1 建立连接客户端应用程序通过指定Oracle服务器的主机名和监听端口建立与服务器的连接。

连接请求经过网络传输到服务器端,服务器端根据连接请求进行身份验证等操作,并返回连接响应给客户端。

3.2 会话管理连接建立后,客户端和服务器之间可以进行会话管理。

客户端可以发送SQL语句和其他数据库操作请求到服务器端,服务器端执行相应的操作并返回结果给客户端。

期间还可以进行数据的查询、插入、更新、删除等操作。

oracle协议(2024精)

oracle协议(2024精)

Oracle协议1. 概述Oracle协议是一种用于与Oracle数据库进行通信的网络协议。

Ora cle是一家全球领先的关系型数据库管理系统(RDBMS)提供商,其数据库系统广泛应用于企业级应用程序中。

Oracle协议允许客户端应用程序与Oracle数据库服务器进行通信,以执行数据库操作,如查询、插入、更新和删除数据。

Oracle协议是基于TCP/IP协议实现的,它使用Oracle Net Services来管理客户端与数据库服务器之间的连接。

Oracle Net Services提供了网络通信和安全性方面的功能,包括连接管理、身份验证、数据加密和压缩等。

2. 协议特点•基于TCP/IP协议:Oracle协议使用TCP/IP协议作为传输层协议,通过TCP连接在客户端和数据库服务器之间进行数据传输。

•多种连接方式:Oracle协议支持多种连接方式,包括基于TCP/IP 的标准连接、基于TCP/IP的高速连接(SDP协议)、基于IPC的本地连接等。

•高度安全性:Oracle协议提供了丰富的安全性功能,包括身份验证、访问控制、数据加密和数据完整性校验等。

通过使用用户名和密码进行身份验证,并使用SSL协议进行数据加密,可以保护数据库通信过程中的敏感信息。

•支持连接池:Oracle协议支持连接池技术,通过连接池可以减少连接和断开连接的开销,提高系统性能和可伸缩性。

•支持高可用性:Oracle协议支持通过Oracle RAC(Real Application Cluster)实现高可用性和负载均衡。

OracleRAC允许多个数据库实例在同一时间访问共享存储,从而提供更高的可靠性和可用性。

•支持事务处理:Oracle协议支持事务处理功能,通过使用ACID(原子性、一致性、隔离性和持久性)特性,确保数据库操作的完整性和一致性。

3. 连接过程1.客户端应用程序发送连接请求到数据库服务器。

2.数据库服务器接收到连接请求后,使用Oracle Net Services验证客户端身份。

Oracle 几个服务各代表什么作用

Oracle 几个服务各代表什么作用

Oracle 几个服务各代表什么作用HOME_NAME - Oracle Home名称,如OraHome92、OraHome81(1)OracleServiceSID数据库服务,这个服务会自动地启动和停止数据库。

如果安装了一个数据库,它的缺省启动类型为自动。

服务进程为ORACLE.EXE,参数文件initSID.ora,日志文件SIDALRT.log,控制台SVRMGRL.EXE、SQLPLUS.EXE。

(2)OracleHOME_NAMETNSListener监听器服务,服务只有在数据库需要远程访问时才需要(无论是通过另外一台主机还是在本地通过 SQL*Net网络协议都属于远程访问),不用这个服务就可以访问本地数据库,它的缺省启动类型为自动。

服务进程为TNSLSNR.EXE,参数文件Listener.ora,日志文件listener.log,控制台LSNRCTL.EXE,默认端口1521、1526。

(3)OracleHOME_NAMEAgentOEM代理服务,接收和响应来自OEM控制台的任务和事件请求,只有使用OEM管理数据库时才需要,它的缺省启动类型为自动。

服务进程为DBSNMP.EXE,参数文件snmp_rw.ora,日志文件nmi.log,控制台LSNRCTL.EXE,默认端口1748。

(4)OracleHOME_NAMEClientCache名字缓存服务,服务缓存用于连接远程数据库的Oracle Names 数据。

它的缺省启动类型是手动。

然而,除非有一台Oracle Names服务器,否则没有必要运行这个服务。

服务进程为ONRSD.EXE,参数文件NAMES.ORA,日志文件ONRSD.LOG,控制台NAMESCTL.EXE。

(5)OracleHOME_NAMECMAdmin连接管理服务,是构建Connection Manager服务器所用,只有服务器作为Connection Manager才需要,它的缺省启动类型是手动。

ORACLETNS协议分析

ORACLETNS协议分析

ORACLETNS协议分析ORACLE TNS协议是指ORACLE数据库的传输协议,全称为ORACLE Transparent Network Substrate Protocol,用于在客户端和数据库服务器之间进行通信。

本文将对ORACLE TNS协议进行详细分析。

一、协议概述TNS协议采用基于TCP/IP协议的连接方式,它支持多种传输方式,如TCP协议、UDP协议、IPC协议等。

客户端通过监听服务器的IP地址和端口号,与数据库建立连接。

连接过程中,TNS协议会进行版本协商和身份验证等步骤,确保通信的安全和可靠性。

二、协议结构TNS协议分为三个层次:网络层、传输层和会话层。

1.网络层:主要负责处理网络连接的建立和释放。

在这一层,客户端会向服务器发送连接请求,服务器返回连接确认。

2.传输层:为上层提供可靠的数据传输支持。

客户端和服务器之间通过传输层进行数据的发送和接收,确保数据的完整性和及时性。

传输层通过TCP/IP协议传输数据,也支持UDP协议。

3.会话层:对上层应用提供数据传输的接口。

在这一层,客户端和数据库服务器之间交换的是经过封装的数据包,包括请求、响应、命令等。

会话层将这些数据封装成TNS数据包进行传输。

三、协议流程TNS协议的通信流程如下:1.建立连接:客户端通过监听服务器的IP地址和端口号,向服务器发起连接请求。

服务器接收到请求后,返回连接确认信息,并分配一个唯一的会话ID。

2.身份验证:客户端向服务器发送身份验证信息,通常是用户名和密码。

服务器根据验证信息判断是否允许客户端连接,并返回验证结果。

3.数据传输:连接建立后,客户端向服务器发送SQL语句或其他请求。

服务器接收到请求后,执行相应的操作,并将结果返回给客户端。

客户端根据结果进行相应的处理。

4.断开连接:当客户端不再需要连接时,可以向服务器发送断开连接请求,服务器确认后,关闭连接。

或者在连接空闲一段时间后,服务器主动断开连接。

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Packet Header
0 1 2 3 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 ----------------------------------------------------------------| NSPHDLEN | NSPHDPSM | |---------------------------------------------------------------| | NSPHDTYP | reserved | NSPHDHSM | -----------------------------------------------------------------
TNS Packet Types
Connect Accept Acknowledge Refuse Redirect Data Null Abort Resend Marker Attention Control Information
Translating TNS Packets to Code
/* Packet Version /* Lowest Compatible Version /* Supports Global Service Options /* Session Data Unit Size (in bytes) /* Transport Data Unit Size (in bytes) /* NT Protocol Characteristics /* Line Turnaround Value /* The number 1 in Host Byte Order /* Length of Connect Data (in bytes) /* Byte Offset to Connect Data /* Maximum Connect Data /* Connect Flags 0 /* Connect Flags 1 /* cross facility item 1 /* cross facility item 2 /* unique connection id /* unique connection id /* Connect Data
Disclaimer
This is my hobby I’ve never been an Oracle insider The material in this presentation has been based on years of researching Oracle internals as well as analyzing network traffic and trace files. In addition to similar research from Ian Redfern, the majority of this paper is based primarily on my own personal research and discussions with Tanel Põder Do your own research! Use at your own risk!
Check Session Wait Events
V$SESSION V$SESSION_WAIT V$SESSION_EVENT V$SESS_TIME_MODEL Nope, nothing there…
Check Long Running Queries…
V$SQL V$SESSION_LONGOPS Hmm, looks like short queries…
A Common User Question
Question
Why is the database sooooo slow?
The sarcastic response you’re considering…
The edition of Oracle we’re using lacks the ALTER SYSTEM SPEEDUP DATABASE option.
Code
struct nsphd { ub2 nsphdlen; ub2 nsphdpsm; ub1 nsphdtyp; ub1 nsphdrsv; ub2 nsphdhsm; }; /* Packet Length (in bytes) /* Packet Checksum /* Packet Type /* Reserved for Future Use? /* Packet Header Checksum */ */ */ */ */
Oracle Protocol Support
Maps TNS to underlying network transport
Oracle Net Foundation Layer
Handles connections and messaging Transparent Network Substrate (TNS)
Listening In
Passive Capture and Analysis of Oracle Network Traffic
Jonah H. Harris
About Me
Sr. DBA at Oracle DBA and developer since Oracle7 Research Oracle Internals Speaker at IOUG, VOUG, NYOUG Technical Reviewer for IOUG SELECT Blog about Oracle technology
Check Session Counters
V$SESSTAT Counters aren’t increasing, …
Troubleshooting the Issue
Check Session Waits; zero. Check for a Long Running Query; zip. Check Session Performance Counters; zilch. Check X, Y, Z; nada. All looks good from within Oracle… what next?
OPI (Oracle Programmatic Interface)
TNS Packets
Transparent Network Substrate (TNS) Note:1007807.6, SQL*NET PACKET STRUCTURE: NS PACKET HEADER Every TNS packet has a header
0 1 2 3 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 0 1 2 3 4 5 6 7 ----------------------------------------------------------------| NSPHDLEN | NSPHDPSM | |---------------------------------------------------------------| | NSPHDTYP | reserved | NSPHDHSM | -----------------------------------------------------------------
Check the Operating System
Check Process CPU Usage and State
Determine whether it’s doing anything…
Dump Call Stack
Get a list of all the function calls made by Oracle as well as the call we’re currently in…
TNS Connect Packet
Performs a connection to an Oracle server.
struct nspcn { ub2 nspcnvsn; ub2 nspcnlov; ub2 nspcnopt; ub2 nspcnsdu; ub2 nspcntdu; ub2 nspcnntc; ub2 nspcntna; ub2 nspcnone; ub2 nspcnlen; ub2 nspcnoff; ub4 nspcnmxc; ub1 nspcnfl0; ub1 nspcnfl1; ub4 nspcncf1; ub4 nspcncf2; text nspcncid[8]; text nspcncix[8]; text *nspcndat; };
Check the OS—CPU
UNIX/Linux
nmon, top, glance, …
Windows
More difficult due to threads-based model…
Examine the Process State
Output from top
Check the OS—Call Stack
Oracle Network Architecture
Layered
Based on the Open Systems Interconnect (OSI) model
Oracle Net Components
Oracle Protocol Support Oracle Net Foundation Layer Two Task Common Layer Application & RDBMS Layer
CLIENT_TRACE_LEVEL SERVER_TRACE_LEVEL
LISTENER.ORA
TRACE_FILE_LISTENER
Trace Client/S some things]
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