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r/Networking Wiki/FAQ

Community Knowledge Article Submissions:

Members of the community come together to share their knowledge on topics that could be discussed, including their own experiences, in an attempt at sharing the knowledge.

Network Address Translation (NAT)

Community Questions of the Week:

Various topics to help give insight from the Network Engineer, ranging from career questions, weather patterns, service requests, and life balances.

What's your greatest career moment?

What's the dumbest request you've had?

What's your most expensive piece of equipment?

What's your biggest 'oops'

What's your best little trick?

What's something that you wish your department did better?

What's something awesome that your department does?

What technology is under-utilized?

What technology should kick the bucket?

What do you believe is the coolest technology we have?

What have you spent the single longest amount of time working on something?

What's the craziest implementation you've ever had to perform?

Where do you think networking is going in 5, 10, 15, and 30 years?

How do you unwind?

What's your roadmap?

What's your disaster recovery plan?

What's that legacy device on your network that you can't get rid of?

What's something you need help with?

What's the furthest you can send your internal packets?

What is your current, or has been, a 'not your problem'?

Talk about your data center

What networking technology would you love to play with?

What can we do to make the community questions better?

Educational Questions of the Week:

What up/down monitoring systems do you have experience with?

What is your educational background?

What do you name your equipment?

What's your opinion on certs?

How did you break into networking, and what skills should someone have when getting into the entry level position?

What knowledge should you have to compliment your networking skills?

Let's talk troubleshooting!

We are GNS3: Ask us Anything!

Upgrade your network without breaking the bank!

What expensive thing did you buy that you ended up not needing?

Let's talk about maintenance windows!

How does the weather affect your Network equipment?

What common misconceptions do you hear?

How can I prepare for my certs?

How big is your team, and what do they do?

What can't you talk about?

How do you consider what to buy?

What's your IDS?

What was your first network

How do you balance?

How's your cabling?

Networking Fundamentals

Cisco Internetworking Basics

Intro to IP Subnetting by Cisco

Certification Info

Testing Centers

Pearson VUE - Cisco, CompTIA, Juniper

CCNA

CCNA Cisco Learning Network Community

CCNA Syllabus

Sybex CCNA Cisco Certified Network Associate Study Guide

Cisco Press CCNA Official Certification Library

Free CCNA Resources

CWNA

CWNP Certified Wireless Network Associate

CWNA PW0-105 Exam Blueprint

Sybex Official CWNA Study Guide

Juniper

Enterprise R&S Certification Track

Service Provider R&S Certification Track

JNCIA-JUNOS - Juniper Networks Certified Internet Associate

Juniper Fast Track Portal

  • Free and comprehensive resources for JNCIA-JUNOS, JNCIS-ENT and JNCIS-SEC certifications

  • pre-assessment test, pass with 70%+ for 50% off vouchers

O'Reilly JUNOS Enterprise Switching

O'Reilly JUNOS Enterprise Routing


Tools

- Easy way to build configs

Wireshark - Packet Sniffer/Analyzer

tcpdump - Packet Sniffer

scapy - Packet Generator/Manipulation

iperf - Performance Testing

Tips and Tricks

IPv6

Hurricane Electric - Free IPv6 Tunnel Broker

Routers

Switches

Helpful Websites

BGP4.net - Lots of BGP Looking Glasses, Route Servers, etc...

BGP4.AS - Great info on the BGP Routing Protocol

The TCP/IP Guide is a reference resource on the TCP/IP protocol suite.

Learn how to calculate subnets mentally.

CIDR Report - Internet routing, aggregation, AS and BGP statistics, updated daily

Software

Graphical Network Simulator

Cisco Packet Tracer

Looking Glass software

Flowlab Looking Glass
GIX Looking Glass
Kewlio Looking Glass
LG
MRLG - Multi-Router Looking Glass
PHP Looking Glass Source
Stripes Looking Glass

Hardware

Console / Terminal Servers

Maximum length of console cables

Cheap ones

  • Low-end Cisco routers with async connections
    (Ref A, B, C, D, E)
  • OpenGear
    (Ref A, B, C, D)
  • Digi console servers
    (Ref A, B, C)
  • Small computer/Pi with USB-to-RS232 dongles (possibly with ser2net)
    (Ref A, B)
  • AirConsole
    (Ref A)
  • Tripp Lite B096-032
    (Ref A)
  • MRV console servers
    (Ref A)
  • Lantronix
    (Ref A)
  • Multiple ethernet ports
    (Ref A)

Misc Reading List

Oreilly's Network Warrior

Doyle - Routing TCP/IP Volume 1

Doyle - Routing TCP/IP Volume 2

Halabi - Internet Routing Architectures

TCP/IP Illustrated: Volume 1 (2nd Edition)

Cisco IP Routing

Juniper Day One book series

MPLS Fundamentals

O'Reilly BGP

Zhang - BGP Design and Implementation

Interdomain Multicast Routing: Practical Juniper Networks and Cisco Systems Solutions

Perlman - Interconnections: Bridges, Routers, Switches, and Internetworking Protocols

Community Resources

Blogs, Forums and Communities

IT Certification Forum

Cisco Learning Network

J-Net Community - Juniper Networks

Packet Pushers Blog and Community

Packet Life - Blog + Technology Cheat Sheets + Free Community Lab

INE CCIE Blog

IOS Hints - Technical Blog about all things Networking

Hacking Cisco - Jarek Rek CCIE R&S Practice Journal

Evil Routers

Ethereal Mind

The Packet Thrower's Blog

Practical Networking

Mailing Lists

NANOG - North American Network Operators Group (Presentations + Mailing List + Conferences)

Cisco - NSP Mailing List

Juniper - NSP Mailing List

All Puck.Nether.net Mailing Lists

Networking News and Media

Network World


revision by erh_— view source