TroLUG Workshop: Netzwerktools unter Linux

Schichten

Protokolle

Objekte

Merkmale

Tools

Netzzugang

(Physical and Data Link Layer)

Ethernet

WLAN

DSL

Netzwerkkarte

Switch

Treiber

Kabel

Link-LED

MAC-Adresse

ethtool

mii-tool

mii-diag

Internet

(Network Layer)

IP – Internet

ARP – Address Resolution

ICMP – Internet Conroll Message

Router

Layer3-Switch

IP-Adresse

IP-Mask

IP-Gateway

ARP-Tabelle

ifconfig

arp

route

ping, traceroute

Transport

(Transport Layer)

TCP – Transmission Control

UDP – User Datagram


Session

tcpdump

wireshark









Anwendung



(Session, Presentation and Application Layer)


DHCP – Dynamic Host Configuration

DNS – Domain Name System


Port

Firewall

Gateway

Dienst

Proxy

/etc/nsswitch.conf

/etc/hosts

/etc/resolv.conf

nslookup

dig

netstat

nmap

FTP – File Transfer

NFS – Network File System

SMB – Server Message Block


ftp

netcat


SSH – Secure Shell

RDP – Remote Desktop


ssh, scp, sftp


SMTP – Simple Mail Transfer

POP3 – Post Office Version 3

IMAP – Internet Message Access


smtp via telnet

pop3 via telnet

HTTP – Hypertext Transfer

HTTPS – Hypertext Transfer Secure


wget