ccna book 2020

ccna book 2020.The Cisco VPN product line includes several devices to support remote and site-to-site VPNoVPN-enabled Cisco routers and switches-the best choice for all users who want to deploy VPN and security using their existing network infrastructure, integrating all services in one device and providing the widest choice of WAN and LAN interfaces. The Cisco Integrated Services Router (ISR) is capable of supporting site-to-site VPN and remote access/SSL users. ISRs are designed for small and medium-sized businesses.Cisco PIX 500 Series security devices-provide robust, enterprise-class, integrated network security services, including stateful inspection firewalls, deep protocol and application inspection, and IPSec VPNo If a company's security policy is to recommend separating management from the security infrastructure to create a clear separation between security and If a company's security policy is to separate management from the security infrastructure to create a clear demarcation between security and network management, the PIX 500 Series security appliances are an excellent choice. Although the CiscoPIX 500 Series is no longer available for sale, it has a significant installed base.----------------------Cisco ASA corporatized security appliances that use modular, dedicated appliances to provide enterprise-class security and IPSec VPN for small, medium, and large enterprises8.1 VPN 223 networks with enterprise-class security and IPSec VPN o This type of appliance includes a large number of integrated security services, including firewall, IPS, and VPN o For customers looking for a robust firewall with full VPN support, the CiscoASA is certainly the ideal choice. The CiscoASA 5500-X Series is the second generation of this product line.Cisco VPN 3000 Series Concentrators - Provides IPSec and SSLVPN connectivity on a single platform and does not require license fees for separate features. Cisco VPN 3000 concentrators (and related product lines) are now discontinued.SOHO routers - Many broadband home routers such as the Cisco 850 Series ISR and Linksys routers. Linksys routers also support VPNoIn most networks, the devices are already in place. In this case, you need to verify that there is interoperability between the different devices. For example, a customer network might use a CiscoASA5500 Series Adaptive Security Appliance at one site and a Cisco router at another site. This site-to-site VPN interoperability can be assured by selecting at least the following software versions: CiscoIOS Release 12.2(8)T and Cisco ASA5500 Series Adaptive Security Appliance Release 8.0. Cisco10S Release 15.x and CiscoASA9.x software also enable the above requirements and have more features.Using Cisco routers running CiscoIOS software, organizations deploy and scale site-to-site VPNs for any topology (from star topologies to complex fully interconnected VPNs) o In addition, Cisco10S security features combine the VPN feature set with firewall, intrusion prevention, and a host of CiscoIOS features (including QoS, multiprotocol, multicast, and advanced routing support ) are combined together.8.L3.2 Cisco IOSVPN Feature Support