Qtech QSW-2910-09T-POE-AC/DC [161/212] Routing tracert command

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mode will not be restricted but restricts by the max number. Administrator and super user will

not be restricted and can be logged in through series interface. Display the configuration by

show users command.

Configure it in global configuration mode:

no login-access-list telnet-limit

Example:

!Configure only 2 Telnet users can enter privileged mode

QTECH(config)#login-access-list telnet-limit 2

13.4.8 Routing tracert command

Tracert is used for routing detecting and network examination. Configure it in privileged mode:

tracert [ -u | -c ] [ -p udpport | -f first_ttl | -h maximum_hops | -w time_out ] target_name

Parameter:

-u means sending udp packet,-c means sending echo packet of icmp. It is defaulted to be -c;

udpport:destination interface address for sending udp packet which is in the range of 1 to

65535 and defaulted to be 62929;

first_ttl: initial ttl of sending packet which is in the range of 1 to 255 and defaulted to be 1;

maximum_hops: the max ttl of sending packet which is in the range of 1 to 255 and defaulted

to be 30;

time_out: the overtime of waiting for the response which is in the range of 10 to 60 with the unit

of second and default to be 10 seconds;

target_name: destination host or router address

Example:

!Tracert 192.168.1.2

QTECH#tracert 192.168.1.2

13.4.9 cpu-car command

cpu-car is used to configure cpu rate for receiving packet. no cpu-car is used to restore to

default cpu rate for receiving packet. Configure it in global configuration mode:

cpu-car target-rate

no cpu-car

Parameter:

target-rate: cpu rate for receiving packet , which is in the range of 1 to 1000pps and the default

rate is 50pps..

Example:

!Configure cpu rate for receiving packet to be 100pps