The Zebra isisd website, http://isisd.sourceforge.net/
The OSPF API website, http://www.tik.ee.ethz.ch/%7Ekeller/ospfapi/
SRRD (Service Routing Redundancy Daemon), http://www.srrd.net
The Active Network Control Software (ANCS) website, http://www.tik.ee.ethz.ch/%7Ekeller/ancs/
The Linux MPLS-VRF and LDP Project website, http://sourceforge.net/projects/linux-vrf/, http://sourceforge.net/projects/mpls-linux/
MPLS Sources from Nortel Networks website, http://www.nortelnetworks.com/products/announcements/mpls/source/index.html
The Ayame BSD MPLS Project website, http://www.ayame.org/
Arguably the best MPLS resource, http://www.mplsrc.com/
RFC 2370, "The OSPF Opaque LSA Option," ftp://ftp.rfc-editor.org/in-notes/rfc2370.txt
The IETF MPLS charter, http://www.ietf.org/html.charters/mpls-charter.html
Sam Halabi, "OSPF Design Guide," Cisco Systems, http://www.cisco.com/warp/public/104/1.html
OSPF?Anatomy of an Internet Routing Protocol, by John T. Moy (Addison Wesley, 1998).
OSPF?Complete Implementation, by John T. Moy (Addison Wesley, 2001).
OSPF Network Design Solutions, by Thomas M. Mann II (Cisco Press, 1998).
The NIST-Switch website, http://is2.antd.nist.gov/itg/nistswitch/
RSVP-TE daemon for DiffServ over MPLS under Linux, http://ds_mpls.atlantis.rug.ac.be/
A German RSVP engine, http://www.kom.e-technik.tu-darmstadt.de/rsvp/
Fujitsu MPLS research, http://www.labs.fujitsu.com/free/te-on-linux/
MPLS Research Group IIT India, http://www.ee.iitb.ac.in/uma/~mpls/
RSVP-TE daemon for DiffServ over MPLS under Linux, http://www.linux-kongress.org/2002/papers/lk2002-heuven.html
Deploying Tight-SLA Services on an IP Backbone, http://www.nanog.org/mtg-0206/ppt/filsfils/sld001.htm
IGP Fast Convergence IS-IS case study, http://www.ripe.net/ripe/meetings/archive/ripe-41/presentations/eof-isis/sld001.html
Cisco.com: Cisco IOS Software Release 12.2 Mainline ? "Configuring ISO CLNS"
Cisco.com: CISCO IOS Software Release 12.2 Mainline ? "ISO CLNS Commands"
Cisco.com: OSI Routing ? "Intermediate System-to-Intermediate System Protocol"
Cisco.com: Intermediate System-to-Intermediate System (IS-IS) TLVs
IS-IS Network Design Solutions, by Abe Martey (Cisco Press, 2002).
IS-IS: Deployment in IP Networks, by Russ White and Alvaro Retana (Addison Wesley Professional, 2003).
The Complete IS-IS Routing Protocol, by Hannes Gredler and Walter Goralski (Springer, 2004).
IS-IS IETF Working Group website, http://www.ietf.org/html.chapters/isis-charter.html
"Introduction to IS-IS," by Abe Martey, NANOG Presentation http://www.nanog.org/mtg-0010/ppt/martey/
Routing TCP/IP Vols. I and II, by Jeff Doyle (Cisco Press; 1998 and 2001, respectively).