System Administration
Supporting Network Management System
15-37
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
3.
In the
# Ignore All ICMP requests
area, change the following line:
echo 1 > /proc/sys/net/ipv4/icmp_echo_ignore_all
Содержание ProCurve NAC 800
Страница 1: ...HP ProCurve Network Access Controller 800 Users Guide ...
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Страница 3: ...ProCurve Network Access Controller 800 Release 1 1 Users Guide ...
Страница 32: ...Introduction Technical Support 1 14 Technical Support Technical support is available through www procurve com ...
Страница 43: ...2 1 2 Clusters and Servers Chapter Contents Overview 2 2 Installation Examples 2 3 ...
Страница 71: ...System Configuration Management Server 3 23 Figure 3 9 System Configuration Management Server ...
Страница 80: ...System Configuration User Accounts 3 32 Figure 3 12 System Configuration User Accounts ...
Страница 88: ...System Configuration User Roles 3 40 Figure 3 16 System Configuration User Roles ...
Страница 100: ...System Configuration Quarantining General 3 52 1 Select a cluster Figure 3 23 System Configuration Quarantining ...
Страница 171: ...System Configuration Cluster Setting Defaults 3 123 Figure 3 55 System Configuration Agentless Credentials ...
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Страница 234: ...End user Access Mac OS X Endpoint Settings 5 26 Figure 5 14 Mac System Preferences ...
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Страница 303: ...8 1 8 High Availability and Load Balancing Chapter Contents High Availability 8 2 Load Balancing 8 6 ...
Страница 306: ...High Availability and Load Balancing High Availability 8 4 Figure 8 2 DHCP Installation ...
Страница 307: ...High Availability and Load Balancing High Availability 8 5 Figure 8 3 802 1X Installation ...
Страница 309: ...9 1 9 Inline Quarantine Method Chapter Contents Inline 9 2 ...
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Страница 315: ...DHCP Quarantine Method Overview 10 3 Figure 10 1 DHCP Installation ...
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Страница 323: ...802 1X Quarantine Method NAC 800 and 802 1X 11 5 Figure 11 2 NAC 800 802 1X Enforcement ...
Страница 324: ...802 1X Quarantine Method NAC 800 and 802 1X 11 6 Figure 11 3 802 1X Communications ...
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Страница 425: ...Reports Viewing Report Details 14 7 Figure 14 3 Test Details Report ...
Страница 459: ...System Administration Creating and Replacing SSL Certificates 15 31 10 Save and exit the file ...
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Страница 526: ...Tests Help Security Settings Windows B 34 http www pcworld com article id 112138 article html ...
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