Cisco Small Business 300 1.1 Series, Руководство администратора

Страница: 76 / 706

System Management Commands
78-20269-01 Command Line Interface Reference Guide 77
5
The following are characters that can appear in the traceroute command output:
5.3 telnet
The telnet EXEC mode command enables logging on to a host that supports
Telnet.
Syntax
telnet {
ip-address
|
hostname
} [
port
] [
keyword
...]
Parameters
•
ip-address — Specifies the destination host IP address (IPv4 or IPv6).
•
hostname
—
Specifies the destination host name. (Length: 1-160 characters.
Maximum label length: 63 characters.)
•
port — Specifies the decimal TCP port number or one of the keywords
listed in the Ports table in the User Guidelines.
Field Description
* The probe timed out.
? Unknown packet type.
A Administratively unreachable. Usually, this output
indicates that an access list is blocking traffic.
F Fragmentation required and DF is set.
H Host unreachable.
N Network unreachable.
P Protocol unreachable.
Q Source quench.
R Fragment reassembly time exceeded
S Source route failed.
U Port unreachable.