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Mastering Linux Network administration : master the skills and techniques that are required to design, deploy, and administer real Linux-based networks / Jay LaCroix
Resource type: Ressourcentyp: Buch (Online)Book (Online)Language: English Series: Community experience distilledPublisher: Birmingham : Packt Publishing, October 2015Description: 1 online resource (x, 237 pages)ISBN:- 9781784390686
- 005.44769
- QA76.774.L46
- T55.4-60.8
Contents:
Summary: Cover -- Copyright -- Credits -- About the Author -- About the Reviewers -- www.PacktPub.com -- Table of Contents -- Preface -- Chapter 1: Setting up Your Environment -- Getting started -- Distributions to consider -- Physical machines versus virtual machines -- Setting up and configuring VirtualBox -- Acquiring VirtualBox -- Downloading and installing the Extension Pack -- Acquiring and installing Debian 8 -- Acquiring and installing CentOS 7 -- Summary -- Chapter 2: Revisiting Linux Network Basics -- Understanding the TCP/IP protocol suite -- Naming the network device -- Understanding Linux hostname resolution -- Understanding the net-tools and iproute2 suites -- Manually managing network interfaces -- Managing connections with Network Manager -- Summary -- Chapter 3: Communicating Between Nodes via SSH -- Using OpenSSH -- Installing and configuring OpenSSH -- Connecting to network hosts via openssh-client -- The OpenSSH config file -- Understanding and utilizing scp -- Transferring files to another node via scp -- Tunneling traffic via SSH -- Generating public keys -- Keeping SSH connections alive -- Exploring an alternative to SSH - utilizing Mosh (mobile shell) -- Summary -- Chapter 4: Setting up a File Server -- File server considerations -- NFS v3 versus NFS v4 -- Setting up an NFS server -- Learning the basics of Samba -- Setting up a Samba server -- Mounting network shares -- Automatically mounting network shares via fstab and systemd -- Creating networked filesystems with SSHFS -- Summary -- Chapter 5: Monitoring System Resources -- Inspecting and managing processes -- Understanding load average -- Checking available memory -- Using shell-based resource monitors -- Scanning used storage -- Introduction to logging -- Maintaining log size with logrotate -- Understanding the systemd init system -- Understanding the systemd journal.PPN: PPN: 860312674Package identifier: Produktsigel: ZDB-26-MYL | ZDB-30-PQE | ZDB-38-EBR
Cover ; Copyright; Credits; About the Author; About the Reviewers; www.PacktPub.com; Table of Contents; Preface; Chapter 1: Setting up Your Environment ; Getting started; Distributions to consider; Physical machines versus virtual machines; Setting up and configuring VirtualBox; Acquiring VirtualBox; Downloading and installing the Extension Pack; Acquiring and installing Debian 8; Acquiring and installing CentOS 7; Summary; Chapter 2: Revisiting Linux Network Basics ; Understanding the TCP/IP protocol suite; Naming the network device; Understanding Linux hostname resolution
Understanding the net-tools and iproute2 suitesManually managing network interfaces; Managing connections with Network Manager; Summary; Chapter 3: Communicating Between Nodes via SSH ; Using OpenSSH; Installing and configuring OpenSSH; Connecting to network hosts via openssh-client; The OpenSSH config file; Understanding and utilizing scp; Transferring files to another node via scp; Tunneling traffic via SSH; Generating public keys; Keeping SSH connections alive; Exploring an alternative to SSH - utilizing Mosh (mobile shell); Summary; Chapter 4: Setting up a File Server
File server considerationsNFS v3 versus NFS v4; Setting up an NFS server; Learning the basics of Samba; Setting up a Samba server; Mounting network shares; Automatically mounting network shares via fstab and systemd; Creating networked filesystems with SSHFS; Summary; Chapter 5: Monitoring System Resources ; Inspecting and managing processes; Understanding load average; Checking available memory; Using shell-based resource monitors; Scanning used storage; Introduction to logging; Maintaining log size with logrotate; Understanding the systemd init system; Understanding the systemd journal
SummaryChapter 6: Configuring Network Services ; Planning your IP address layout; Installing and configuring a DHCP server; Installing and configuring a DNS server; Setting up an internal NTP server; Summary; Chapter 7: Hosting HTTP Content via Apache ; Installing Apache; Configuring Apache; Adding modules; Setting up virtual hosts; Summary; Chapter 8 : Understanding Advanced Networking Concepts; Dividing your network into subnets; Understanding the CIDR notation; Implementing Quality of Service; Routing TCP/IP traffic; Creating redundant DHCP and DNS servers; Summary
Chapter 9: Securing Your Network Limiting the attack surface; Securing OpenSSH; Configuring the iptables firewall; Protecting system services with fail2ban; Understanding SELinux; Configuring Apache to utilize SSL; Deploying security updates; Summary; Chapter 10: Troubleshooting Network Issues ; Tracing routing issues; Troubleshooting DHCP issues; Troubleshooting DNS issues; Displaying connection statistics with netstat; Scanning your network with nmap and Zenmap; Installing missing firmware on Debian systems; Troubleshooting issues with Network Manager; Summary; Index
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