6.7.1 Ping Traceroute
© –
• ping TCP/IP
• tracert/traceroute TCP/IP
ping
tracert
TCP/IP
Windows
Linux
Cisco IOS
ping
Windows
tracert
Linux
Cisco IOS
traceroute
tracert
Web
Web
ping
tracert
ping tracert Internet (ICMP) ICMP TCP/IP
1981 9 RFC 792 RFC 1700 ICMP
ping tracert
Cisco
Eagle 1
eagle-server.example.com
1. eagle-server
2. ping eagle-server ping ping S1-CentralR2-
CentralR1-ISP eagle-server ping
3. eagle-server S1-Central
IP ping R2-Central172.16.255.254
IP (172.16.255.254) ping R1-ISP10.10.10.6
DNS ping eagle-server.example.com
1 ping TCP/IP
ping TCP/IP
IP eagle-server.example.com (DNS) IP
ping ICMP
ICMP