About Garry Baker

"Keep it simple. When in doubt during design, choose the simplest
solution." - RFC1958 On Twitter @networkdongle

Book Review: How to Master CCNP Route

10 February 2013 by 1 Comment

Book Details How to Master CCNP Route Rene Molenaar EBook PDF via instant download with … [Read more...]

Filed Under: Blogs, Certification Tagged With: , ,

TCP Fast & Curious: A Look at TCP Fast Open

2 November 2012 by 2 Comments
pcap_garrybaker

“The TCP is intended to provide a reliable process-to-process communication service in a multinetwork environment. The TCP … [Read more...]

Filed Under: Blogs Tagged With: , , , ,

Pushing Packets the Last Mile

28 August 2012 by 8 Comments

"The "last mile" or "last kilometer" is the final leg of delivering connectivity from a communications provider to a … [Read more...]

Filed Under: Blogs, Service Provider

“Smoke and Mirrors” – Questions and RFCs That Help You Interpret Vendor Performance Claims

1 December 2011 by Leave a Comment
no-nonsense-480

Reading Tom Hollingsworth's post Network Consumer Reports got me to thinking of the time my boss came to me and said, "The … [Read more...]

Filed Under: Blogs, Work Life Tagged With: , , , , , ,

Using NETCONF + YANG to Configure Network Devices and Why It Does Not Replace SNMP

16 November 2011 by 7 Comments

The Network Configuration Protocol, NETCONF, is an IETF network management protocol. It was developed in the NETCONF working … [Read more...]

Filed Under: Blogs, Network Management Tagged With: , , , , , , , ,

A Look at the New LSA Types in OSPFv3 With Vyatta and Cisco

10 November 2011 by Leave a Comment
OSPFv3_new_LSA_1

OSPFv3 brings on a few changes. This post will take a look at the two new LSA types in OSPFv3 using a Cisco and Vyatta … [Read more...]

Filed Under: Blogs, IPv6, Routing Tagged With: , , ,

CloudShark New Features and Why Would I Use CloudShark When I Could Just Install Wireshark?

5 November 2011 by 1 Comment

I had scheduled to watch a live demo of CloudShark the other day, but missed it due to work. Then I recieved an email from … [Read more...]

Filed Under: Blogs, Network Management Tagged With: ,

The IPv6 Forum and the IPv6 Ready Logo Program

1 November 2011 by 2 Comments

I'm reading this blog post over on blogs.cisco.com more because I had not seen this “IPV6 Ready Logo Phase 2 (Gold)” … [Read more...]

Filed Under: Blogs, IPv6 Tagged With: , ,

First Hop Redundancy Protocols in IPv6: HSRP + GLBP

28 October 2011 by 5 Comments
IPv6_FHRP_basic_network

Currently Cisco has support for Hot Standby Router Protocol (HSRP) and Gateway Load Balancing (GLBP) in IPv6. There is an … [Read more...]

Filed Under: Blogs, IPv6, Routing Tagged With: , , , ,

IPv6 OSPFv3 ESP Packets and Decrypting With Wireshark

25 October 2011 by 3 Comments
OSPFv3_ESP_1

I am working on IPv6. While doing OSPFv3, I get to the encryption option, covered in a relative easy to read and informative … [Read more...]

Filed Under: Blogs, IPv6, Routing, Security Tagged With: , , , , ,

IPv4 DHCP vs IPv6 DHCPv6

21 October 2011 by 3 Comments
dhcpv6_1

We all know and love DHCP in IPv4. We understand the broadcast operation and the DORA (Discover, Offer, Request, ACK), as … [Read more...]

Filed Under: Blogs, IPv6 Tagged With: , , , , ,

IPv6 and the Importance of the ICMPv6 – Packet Too Big Message

18 October 2011 by 2 Comments
IPv6_ICMPv3_1

I've been reading a lot about IPv6. Is it or isn’t it? Will it be or won't it be? When it will be and just get ready for … [Read more...]

Filed Under: Blogs, Certification, IPv6 Tagged With: , , , ,