It offers complete coverage of all the services available for JUNOS administrator, including JUNOS Enhanced Services (ES). This book is the official study guide for all three Juniper Enterprise Routing certification exams, and highly recommended reading to pass the exam. With an emphasis on practical solutions to field guide, you can easily take the book beyond the classroom and into working networks as maintenance, design, and troubleshooting reference par excellence. JUNOS Enterprise Routing covers all three certification exams this path: Juniper Networks Certified Internet Associate (JNCIA-ER) Juniper Networks Certified Internet Specialist (JNCIS-ER) Juniper Networks Certified Internet Expert (JNCIE-ER) With more services such as voice, conference, and multicast on the IP router platform, enterprise router market to grow exponentially, and the need for certified engineers to keep up with developments in network protocols and security is paramount.