{"id":11972,"date":"2021-12-12T10:13:33","date_gmt":"2021-12-12T17:13:33","guid":{"rendered":"https:\/\/sanuja.com\/blog\/?p=11972"},"modified":"2021-12-12T10:16:33","modified_gmt":"2021-12-12T17:16:33","slug":"typical-cisco-enterprise-networking-security-and-automation-concepts","status":"publish","type":"post","link":"https:\/\/sanuja.com\/blog\/typical-cisco-enterprise-networking-security-and-automation-concepts","title":{"rendered":"Typical Cisco Enterprise Networking, Security, and Automation Concepts"},"content":{"rendered":"<p>Sometimes called Advanced Routing concepts, the Cisco Enterprise Networking, Security, and Automation covers the following topics.<\/p>\n<p><!--more--><br \/>\nWhat is special about OSPF area 0?<br \/>\nWhat is the function of HSRP?<br \/>\nWhat would happen if there is no router ID in OSPF config?<br \/>\nWhat is STP?<br \/>\nHow do you redistribute OSPF in EIGRP?<br \/>\nWhat NAT?<br \/>\nWhat is the advantage of NAT?<br \/>\nWhat are the disadvantages of NAT?<br \/>\nWhat is Dynamic NAT?<br \/>\nWhat is NAT Overload (aka PAT)?<br \/>\nHow do you configure EIGRP summarization?<br \/>\nWhat is the difference between numbered ACL and named ACL? Any feature differences?<br \/>\nWhat is the function of virtual IP in HSRP group?<br \/>\nIn EIGRP can you use multiple EIGRP as numbers in different routers?<br \/>\nHow do you propagate default route into EIGRP area?<br \/>\nIf a router has a ACL configured on an interface, what will happen to the packets that doesn\u2019t match the ACLs?<br \/>\nWhat is the function of ABR?<br \/>\nIf you have extended ACL and applly this closest to the destination, what is the negative impact?<br \/>\nIf the overload keyword is not attached to the PAT, what will happen?<br \/>\nWhat are ARBs?<br \/>\nHow would packets behave on routers with multiple ACLs?<br \/>\nHow do you set a router to an ABR?<br \/>\nHow do you summarize OSPF routes?<br \/>\nWhere is the best place to apply Standard ACL?<br \/>\nWhere is the best place to apply Extended ACL?<br \/>\nHow to do enable EIGRP on a router?<br \/>\nWhat parameters needed for the EIGRP to form neighbours?<br \/>\nIf you have NAT already working on the NAT table, what is the inside global address?<br \/>\nWhen you redistribute EIGRP into OSPF, what will happen if the command is missing subnets?<br \/>\nHow do you configure Dynamic NAT?<br \/>\nHow would the stand-by neighbour know it is time to take over? (HSRP failover)<br \/>\nHow do you enable EIGRP on multiple interfaces (or all interfaces) so that router attached to the networks?<br \/>\nWhat is the Access List used for NAT configuration? What is the function of the Access list used for your NAT configuration?<br \/>\nWhere did you do the redistribution on your project? What is the function of the redistribution?<br \/>\nWhat is the function of the default route?<br \/>\nWhy is the order of the ACL statements matters?<br \/>\nHow do you configure router in OSPF Area 10?<br \/>\nWhat is the advantage of using Extended ACL over Standard ACL?<br \/>\nIf you have a NAT pool configured and 10 IP addresses in the pool. This is dynamic NAT. If 20 people try to access the Internet simultaneously, what would happen?<br \/>\nIf an OSPF interface is configured as passive, what will happen to the OSPF neighbours on the link connected to this interface? What would be the result of this?<br \/>\nHow do you make an HSRP router the active router?<br \/>\nWhat is the function of wildcard mask when you configure OSPF network?<br \/>\nHow does the wireless recieve IP address from DHCP server, when DHCP server is in the datacenter?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sometimes called Advanced Routing concepts, the Cisco Enterprise Networking, Security, and Automation covers the following topics.<\/p>\n","protected":false},"author":2,"featured_media":3966,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[51],"tags":[18],"class_list":["post-11972","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ns","tag-computing"],"jetpack_featured_media_url":"https:\/\/sanuja.com\/blog\/wp-content\/uploads\/2013\/03\/remoteDpIp.gif","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts\/11972","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/comments?post=11972"}],"version-history":[{"count":3,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts\/11972\/revisions"}],"predecessor-version":[{"id":11975,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/posts\/11972\/revisions\/11975"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/media\/3966"}],"wp:attachment":[{"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/media?parent=11972"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/categories?post=11972"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sanuja.com\/blog\/wp-json\/wp\/v2\/tags?post=11972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}