Harry Reynolds has over twenty-five years experience in the§networking industry, with the last fifteen years focused on LANs and LAN interconnection. He is CCIE 4977, and JNCIE 3, and also holds various other industry and teaching certifications. Harry was a contributing author on the Juniper Network Complete Reference (McGraw-Hill, 2002), and wrote the JNCIE and JNCIP Study Guides for (Sybex Books 2003). Prior to joining Juniper, Harry had served time in the US Navy as an Avionics Technician, worked for equipment manufacturer Micom Systems, and spent much time developing and presenting hands-on technical training curriculums targeted to both enterprise and§service provider needs. Harry has presented classes for organizations such as American Institute, American Research Group, Hill Associates, and Data Training Resources. Harry is currently employed by Juniper Networks, where he functions as a senior test engineer in the JUNOS software Core protocols group. Harry also functioned at Juniper as a consulting engineer on an aero-space routing contract, and as a senior education services engineer, where he worked on courseware and certification offerings.