Mastering python networking advanced networking with Python
Become an expert in implementing advanced, network-related tasks with Python. About This Book Build the skills to perform all networking tasks using Python with ease Use Python for network device automation, DevOps, and software-defined networking Get practical guidance to networking with Python Who...
| Otros Autores: | |
|---|---|
| Formato: | Libro electrónico |
| Idioma: | Inglés |
| Publicado: |
Birmingham, [England] :
Packt Publishing
2017.
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| Edición: | 1st edition |
| Materias: | |
| Ver en Biblioteca Universitat Ramon Llull: | https://discovery.url.edu/permalink/34CSUC_URL/1im36ta/alma991009630129306719 |
Tabla de Contenidos:
- Cover
- Copyright
- Credits
- Foreword
- About the Author
- About the Reviewer
- www.PacktPub.com
- Customer Feedback
- Table of Contents
- Preface
- Chapter 1: Review of TCP/IP Protocol Suite and Python Language
- The internet overview
- Servers, hosts, and network components
- The rise of datacenter
- Enterprise datacenters
- Cloud datacenters
- Edge datacenters
- The OSI model
- Client server models
- Network protocol suites
- The Transmission Control Protocol (TCP)
- Functions and Characteristics of TCP
- TCP messages and data transfer
- User Datagram Protocol (UDP)
- The Internet Protocol (IP)
- The IP NAT and security
- IP routing concepts
- Python language overview
- Python versions
- Operating system
- Running a Python program
- Python built-In types
- The None type
- Numerics
- Sequences
- Mapping
- Sets
- Python operators
- Python control flow tools
- Python functions
- Python classes
- Python modules and packages
- Summary
- Chapter 2: Low-Level Network Device Interactions
- The challenges of CLI
- Constructing a virtual lab
- Cisco Virtual Internet Routing Lab (VIRL)
- VIRL tips
- Cisco DevNet and dCloud
- GNS3
- Python Pexpect Library
- Installation
- The Pexpect overview
- Our first Expect program
- More Pexpect features
- Pexpect and SSH
- Putting things together for Pexpect
- The Python Paramiko library
- Installating Paramiko
- The Paramiko overview
- Our first Paramiko program
- More Paramiko features
- Paramiko for Servers
- Putting things together for Paramiko
- Looking ahead
- Downsides of Pexpect and Paramiko compared to other tools
- Idempotent network device interaction
- Bad automation speeds bad things up
- Summary
- Chapter 3: API and Intent-Driven Networking
- Infrastructure as the Python code
- Screen scraping versus API structured output.
- Data modeling for infrastructure as code
- The Cisco API and ACI
- Cisco NX-API
- Lab Software Installation and Device Preparation
- NX-API examples
- Cisco and YANG model
- The Cisco ACI
- The Python API for Juniper networks
- Juniper and NETCONF
- Device Preparation
- Juniper NETCONF examples
- Juniper PyEZ for developers
- Installation and preparation
- PyEZ examples
- The Arista Python API
- The Arista eAPI management
- The eAPI preparation
- eAPI examples
- The Arista Pyeapi library
- The Pyeapi installation
- Pyeapi examples
- Vendor neutral libraries
- Summary
- Chapter 4: The Python Automation Framework - Ansible Basics
- A quick Ansible example
- The control node installation
- Your first Ansible playbook
- The Public key authorization
- The inventory file
- Our first playbook
- The advantages of Ansible
- Agentless
- Idempotent
- Simple and extensible
- The vendor Support
- The Ansible architecture
- YAML
- Inventories
- Variables
- Templates with Jinja2
- Ansible networking modules
- Local connections and facts
- Provider arguments
- The Ansible Cisco example
- The Ansible Juniper example
- The Ansible Arista example
- Summary
- Chapter 5: The Python Automation Framework - Ansible Advance Topics
- Ansible conditionals
- The when clause
- Network module conditional
- Ansible loops
- Standard loops
- Looping over dictionaries
- Templates
- The Jinja2 template
- Jinja2 loops
- The Jinja2 conditional
- Group and host variables
- Group variables
- Host variables
- The Ansible vault
- The Ansible include and roles
- The Ansible include statement
- Ansible roles
- Writing your own custom module
- The first custom module
- The second custom module
- Summary
- Chapter 6: Network Security with Python
- The lab setup
- Python Scapy
- Installing Scapy
- Interactive examples.
- Sniffing
- The TCP port scan
- The ping collection
- Common attacks
- Scapy resources
- Access lists
- Implementing access lists with Ansible
- MAC access lists
- The syslog search
- Searching with regular expressions
- Other tools
- Private VLANs
- UFW with Python
- Summary
- Chapter 7: Network Monitoring with Python - Part 1
- Lab setup
- SNMP
- Setup
- PySNMP
- Python visualization
- Matplotlib
- Installation
- Matplotlib - the first example
- Matplotlib for SNMP results
- Additional Matplotlib resources
- Pygal
- Installation
- Pygal - the first example
- Pygal for SNMP results
- Additional Pygal resources
- Python for Cacti
- Installation
- Python script as an input source
- Summary
- Chapter 8: Network Monitoring with Python - Part 2
- Graphviz
- Lab setup
- Installation
- Graphviz examples
- Python with Graphviz examples
- LLDP neighbor graphing
- Information retrieval
- Python parser script
- Final playbook
- Flow-based monitoring
- NetFlow parsing with Python
- Python socket and struct
- ntop traffic monitoring
- Python extension for ntop
- sFlow
- SFlowtool and sFlow-RT with Python
- Elasticsearch (ELK stack)
- Setting up a hosted ELK service
- The logstash format
- Python helper script for Logstash formatting
- Summary
- Chapter 9: Building Network Web Services with Python
- Comparing Python web frameworks
- Flask and lab setup
- Introduction to Flask
- The HTTPie client
- URL routing
- URL variables
- URL generation
- The jsonify return
- Network s API
- Flask-SQLAlchemy
- Network content API
- Devices API
- The device ID API
- Network dynamic operations
- Asynchronous operations
- Security
- Additional resources
- Summary
- Chapter 10: OpenFlow Basics
- Lab setup
- Introducing OpenFlow
- Basic operations
- OpenFlow 1.0 vs 1.3
- Mininet.
- The Ryu controller with Python
- Open vSwitch commands
- The Ryu firewall application
- Layer 2 OpenFlow switch
- Planning your application
- Application components
- The POX controller
- Summary
- Chapter 11: Advanced OpenFlow Topics
- Setup
- OpenFlow operations with Ryu
- Packet inspection
- Static router
- Mininet topology
- Ryu controller code
- Ryu flow installation
- Ryu packet generation
- Final result
- Router with API
- Ryu controller with API
- API usage examples
- BGP router with OpenFlow
- Lab router setup
- Python with the BGP speaker library
- Ryu BGP application
- Firewall with OpenFlow
- Summary
- Chapter 12: OpenStack, OpenDaylight, and NFV
- OpenStack
- OpenStack overview
- Networking in OpenStack
- Trying out OpenStack
- OpenDaylight
- OpenDaylight programming overview
- OpenDaylight example
- Summary
- Chapter 13: Hybrid SDN
- Preparing the network
- Familiarize yourself with the existing framework and tools
- Network standardization
- Create minimum viable products
- Relentlessly experiment
- Greenfield deployment
- Controller redundancy
- Multiple controller example
- BGP migration example
- Migration segmentation
- VIRL and Mininet setup
- Cisco device configuration
- Ryu BGP speaker
- Mininet and REST Router
- Result and verification
- More BGP example
- Examine the JSONRPC over WebSocket
- Monitoring integration
- Secure TLS connection
- Physical switch selection
- Lab OpenFlow switches
- Incumbent vendor switches
- Whitebox Switches
- Summary
- Index.
