O'Reilly Hardening Cisco Routers
Sample chapter from the book, showing the cisco-specific methods of configuring your routers to support using NTP time synchronization.
pool.ntp.org: The Internet Time Network
Information on a collection of public NTP servers provided by users and ISP's placed in a DNS round-robin under pool.ntp.org.
Public NTP Time Server List
Community maintained list of Stratum 1 and Stratum 2 NTP time servers, including policies and requirements for use, contact info, etc.... Maintained via the NTP TWiki, by the admins of the respective sites themselves.
RFC1305 - Network Time Protocol (Version 3)
The current NTP standard. Available here in HTML, PDF, and Postscript formats.
RFC2030 - Simple Network Time Protocol Version 4
The current standard for SNTP, a version of the protocol for implementations which do not need all of the features of NTP. Available here in HTML, PDF, and Postscript formats.
Vendor: endruntechnologies.com: Introduction to NTP
Four page document that gives a very simple high-level overview of how NTP works and some of the issues to be considered when looking to set up NTP time servers. This company is a vendor of NTP time servers and related hardware. [PDF]
Vendor: sco.com: Configuring Network Time Protocol (NTP) service
A detailed information page about the guidelines for implementing NTP on Caldera (SCO) Linux
Vendor: Sun Blueprints Online: Using NTP on the Sun Fire 15K/12K Server
This article addresses the time skew issues for the Sun Fire 12K/F15K server and explains how the system controllers and domains can be configured as NTP clients to external servers. A sample configuration is also provided. This article is targeted to the intermediate level of expertise. [PDF]
Vendor: Sun Blueprints Online: Using NTP to Control and Synchronize System Clocks - Part I: Introduction to NTP
This article is the first of a series on the Network Time Protocol (NTP). NTP allows synchronizing clocks on different network nodes, which is critical in today's networked world. This first article provides an overview of why time synchronization is important and introduces basic NTP concepts. [PDF]
Vendor: Sun Blueprints Online: Using NTP to Control and Synchronize System Clocks - Part II: Basic NTP Administration and Architecture
This is Part 2 of a three-article series that discusses how to use Network Time Protocol (NTP) to synchronize system clocks. This article explains the basics of client and server administration, covering various client/server configurations, as well as authentication and access control mechanisms. This article also provides a number of suggestions for an effective NTP architecture. [PDF]
Vendor: Sun Blueprints Online: Using NTP to Control and Synchronize System Clocks - Part III: NTP Monitoring and Troubleshooting
This article is the third in a series of three articles that discuss using Network Time Protocol (NTP) to synchronize system clocks. The goal of this article is to provide an effective understanding of NTP troubleshooting and monitoring. [PDF]
Vendor: suse.com: Time Synchronization Through the Network
This page helps with configuration of NTP software in the S.u.S.E. Linux distribution.
Results: Previous 1 2 3 4 5
Site
Menu 
