Nagios Core administration cookbook develop an integrated monitoring solution for virtually any kind of network
This book is written in Cookbook style, beginning with recipes based on basic structure which gradually progresses towards using Nagios Core as a monitoring framework. This book is for System Administrators who are looking for recipes to help them deal with advanced network monitoring issues with Na...
| Autor principal: | |
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| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Birmingham :
Packt Pub
2013.
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| Edición: | 1st edition |
| Colección: | Community experience distilled
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| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009627671506719 |
Tabla de Contenidos:
- Cover; Copyright; Credits; About the Author; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Understanding Hosts, Services, and Contacts; Introduction; Creating a new network host; Creating a new HTTP service; Creating a new e-mail contact; Verifying configuration; Creating a new hostgroup; Creating a new servicegroup; Creating a new contactgroup; Creating a new time period; Running a service on all hosts in a group; Chapter 2: Working with Commands and Plugins; Introduction; Finding a plugin; Installing a plugin; Removing a plugin; Creating a new command
- Customizing an existing commandUsing an alternative check command for hosts; Writing a new plugin from scratch; Chapter 3: Working with Checks and States; Introduction; Specifying how frequently to check a host or service; Changing thresholds for PING RTT and packet loss; Changing thresholds for disk usage; Scheduling downtime for a host or service; Managing brief outages with flapping; Adjusting flapping percentage thresholds for a service; Chapter 4: Configuring Notifications; Introduction; Configuring notification periods; Configuring notification for groups
- Specifying which states to be notified aboutTolerating a certain number of failed checks; Automating contact rotation; Defining an escalation for repeated notifications; Defining a custom notification method; Chapter 5: Monitoring Methods; Introduction; Monitoring PING for any host; Monitoring SSH for any host; Checking an alternative SSH port; Monitoring mail services; Monitoring web services; Checking that a website returns a given string; Monitoring database services; Monitoring the output of an SNMP query; Monitoring a RAID or other hardware device; Creating an SNMP OID to monitor
- Chapter 6: Enabling Remote ExecutionIntroduction; Monitoring local services on a remote machine with NRPE; Setting the listening address for NRPE; Setting allowed client hosts for NRPE; Creating new NRPE command definitions securely; Giving limited sudo privileges to NRPE; Using check_by_ssh with key authentication instead of NRPE; Chapter 7: Using the Web Interface; Introduction; Using the Tactical Overview; Viewing and interpreting availability reports; Viewing and interpreting trends; Viewing and interpreting notification history; Adding comments on hosts or services in the web interface
- Viewing configuration in the web interfaceScheduling checks from the web interface; Acknowledging a problem via the web interface; Chapter 8: Managing Network Layout; Introduction; Creating a network host hierarchy; Using the network map; Choosing icons for hosts; Establishing a host dependency; Establishing a service dependency; Monitoring individual nodes in a cluster; Using the network map as an overlay; Chapter 9: Managing Configuration; Introduction; Grouping configuration files in directories; Keeping configuration under version control; Configuring host roles using groups
- Building groups using regular expressions
