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Some Terms |
| LAN | Local Area Network |
| TCP | Transmission Control Protocol (Connection Based) |
| IP | Internet Protocol |
| UDP | User Datagram Protocol(connectionless, no handshake) Uses - VOIP, Streaming, gaming |
| MAC | Media Access Control -Unique address to a NIC card |
| NIC | Network Interface Card |
| DHCP | Dynamic Host Configuration Protocol - Assigns IP addresses |
| DNS | Domain Name Service - URL to IP (logical) Address - Name (URL) to number (IP) |
| ARP | Address Resolution Prototcol - IP to MAC on LAN |
| ICMP | Internet Control Message Protocol |
| IGMP | Internet Group Management Protocol |
| TTL | Time To Live - epressed in seconds - The amount of time the information is considered valid | |
| NOS | Network Operating System |
| POE | Power Over Ethernet - Acomplished with a specialized swich (based on what I know) |
Forward
Lookup | Input: Nme (URL) Output: Ip Address |
Reverse
Lookup | Input: Ip Address Output: Name (URL) |
| APIPA | Automatic Private IP Addressing - Computer does this when it can't contact a DHCP server IP address 196.254.x.y |
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Commands
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| ipconfig |
/all |
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Release - terminates a "lease" on an IP address granted by ?DHCP? |
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/Renew - extend the lease on an IP Address - usually done about 1/2 way in on a lease term (period) |
| ipstat |
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Security
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| MAC | Madatory Access Control |
| MFA | Multi Factor Authententification Example - Getting a text with a code to enter on a web page |
| CDP | Continious Data Protection |
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Web
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| SOAP | Simple Object Accesss Protocol |
| REST | Representational State Transfer |
| API | Application Programming Interface |
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Backup
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| NAS | Network Attached Storage |
| DAS | Direct Attached Storage (Machine Local Devices) |
| SMB | Server Message Block - Windows, works with Windows Services - allows multiple clients to share the same resource |
| NFS | Network File System - Mostly used in Unix and trnux |
| CA | Continuously Available |
| CDP | Continious Data Protection |
| SOBR | Scale Out Backup Repository |
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