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Router and Switch Security Overview. Router and Switch Security Overview "You are only as secure as your weakest link. " Network security professionals often encounter this adage. Present-day networks deploy security measures such as firewalls, intrusion detection systems (IDS), virtual private networks (VPN), and antivirus software to fortify the network. Unfortunately, the most basic network elements—routers and switches—are often ignored as security devices because routers and switches were originally created to enhance network connectivity rather than to provide network security.

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Articles. MikroTik Routers and Wireless. MikroTik Wiki. Cisco Systems, Inc. Networking Academy. Support Community: Hulc LED Process. Decentralized network. Juniper Networks. Learning Portal - Juniper Learning Portal - Fast Track. The JNCIS-ER is designed for networking professionals with advanced knowledge of, and experience with, Juniper Networks Junos-based routers and their deployment in the enterprise.

Learning Portal - Juniper Learning Portal - Fast Track

The JNCIS-ER exam tests for a wider and deeper level of knowledge than does the JNCIA-ER exam. Sources of question content include all Enterprise Routing training courses, the Junos documentation set, on-the-job product experience, as well as Internet technologies and design principles considered to be common knowledge at the Specialist level. The JNCIS-ER certification is valid for two years. Recertification is achieved by passing the current version of the JNCIS-ER exam. Exam topics include: Junos policy, BGP for enterprises, IGP conversion, Layer 2 services, Layer 3 services overview, stateful firewall and NAT/PAT, IPSec VPNs, class of service, branch office connectivity, router management.

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