Configurations: R2object-group network RFC191810.0.0.0 255.0.0.0172.16.0.0 255.240.0.0192.168.0.0 255.255.0.0ip access-list extended BLOCK-RFC1918deny ip any object-group RFC1918permit ip 128.0.0.0 0.0.0.3 anypermit ip 128.0.0.4 0.0.0.3 anypermit ip 129.0.0.0 0.0.0.3 anypermit ip 129.0.0.4 0.0.0.3 anyint…
Hold a map called Mac-Adress Table.Unlike HUB, switch forward its frame to a specific destination only.How does the switch works?Initially, switches broadcast an ARP request to acquire the MAC address…
Send probe out to the network to measure network performanceCan influence routing decisions base on delay. Measure Network Performance Verify first:Perform a traceroute in R5 going to host 50.0.0.100 and…
HSRP is a protocol in a redundant network design. If the main router fails, the backup router will step up at taking charge of routing decisions until the main router…
Vpn Multipoint Sample Configuration #R1 (HUB Router)#Phase 1crypto isakmp policy 100hash md5authentication pre-sharegroup 1encryption aeslifetime 86400!exit!crypto isakmp key 6 KEY address 26.0.0.2crypto isakmp key 6 KEY address 27.0.0.2crypto isakmp key…
Policy Based Routing 1.) Override the instruction of the routing table using PBR2.) Specific traffic to be routed differently from the routing table, maybe for security reasons, performance reasons or some…
Multiprotocol Label Switching (MPLS) is a routing technique in telecommunications networks that directs data from one node to the next based on short path labels rather than long network addresses,…
Work in Progress. stay tune.. ;) Amazon WEB Services is one of the a cloud computing leaders today.What does cloud computing do?Relocating Network Infrastructure and resources into Cloud Provider.For example:Instead…
In this section I will give an example and will label every part of the codes so that we can read codes more easily. FUCNTION A function is a block of code…
Just like Windows, iOS, and Mac OS, Linux is an operating system. In fact, one of the most popular platforms on the planet, Android, is powered by the Linux operating…