cisco ccnp books

Recently, I searched for the Cisco simulator on the Internet and found that many netsim 7.0 for ccnp attack patches and replacement files are available for download. Therefore, I cannot download them urgently. The result is:1. download the latest version of boson: 7.06 and 7.02 is hard to find;2. Replace the file with 7.02.3. Although the patch is declared to be used only in version 7.02, the application

authenticationMD5 Certification principles:1. Sending the minimum key ID keys2. The number that carries the key ID3. The receiver first looks for the same key ID, if any, matches only once, determines whether it succeedsIf there is no key ID, only one hop down is found, and if it matches, the authentication succeeds; if it does not match, the authentication failsRIP v2 Support Auto-summarizationRip issued default route (5 kinds)1. Method one. Default-information originate---------------recommen

accept v1, so v1 routes will not be distributed to the vro Where v2 is located;The Management Distance of various routing protocols must be backed up;Static Routing can be used as a backup route. You only need to set a large (larger than the active routing protocol's Active AD) AD;Classful can cause address waste. In case of inconsistent network segment masks under a vro, an error occurs during the summary guess, and routes in the longes t match route table will not be matched one by one, in th

previously assigned by him does not retract, but instead forwards the data by another AVF (that is, instead of the device responsible for 2 virtual Mac forwarding data)Differentiate between AVG and AVF. AVG uses priority control. AVF using weighting value controlwhen the AVF's uplink interface is down , use track to find also set the weigh value for forwarding invalidation and the weight value for forwarding recoveryTrack 1 int E0/1 Line-protocolint E0/1GLBP 1 Weighting track 1 decrement 20GLBP

Interface Serial 0/1Ip OSPF authentication Message-digestIp OSPF authentication Message-key 1 MD5 12345 Regional certification: Router OSPF 1Area 0 AuthencationInterface Serial 0/1Ip OSPF Authencation-key 123 Router OSPFArea 0 Authentication Message-digestInterface Serial 0/1Ip OSPF message-digest key 1 MD5 123123 Virtual link Authentication : Router OSPFArea 1 Virtual-link 1.1.1.1 authentication Authencation-key 123123 Router OSPF 1Area 1 Virtua