Supporting Network Management System; Enabling Icmp Echo Requests; Enable Temporary Ping; Enable Persistent Ping - HP 800 User Manual
Procurve network access controller 800
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Also See for 800:
- User manual (560 pages) ,
- Manual (106 pages) ,
- Installation manual (34 pages)
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System Administration
Supporting Network Management System
15-36
Supporting Network Management
System
This section describes Network Management System (NMS) settings.
Enabling ICMP Echo Requests
The default configuration for NAC 800 is to not respond to ICMP Echo (ping)
requests.
Enable Temporary Ping
To temporarily (until reboot) enable ICMP echo requests:
Command line
1.
Log in to the NAC 800 server as root using SSH or directly with a keyboard.
2.
Enter the following command at the command line:
:
echo 0 > /proc/sys/net/ipv4/icmp_echo_ignore_all
Pings will again be disabled after the next reboot.
Enable Persistent Ping
To persistently enable ICMP echo requests:
Command line
1.
Log in to the NAC 800 server as root using SSH or directly with a keyboard.
2.
Open the rc.local file with a text editor such as vi. For example:
/etc/rc.d/rc.local
In the # Ignore All ICMP requests area, change the following line:
3.
echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all
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