HP VPN Firewall Appliances System Management and Maintenance Configuration Guide

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Displaying device information ···································································································································· 1
Displaying device information ········································································································································· 2
Displaying system resource state ····································································································································· 3
Displaying interface information ····································································································································· 3
Displaying recent system logs ·········································································································································· 3
Using ping, tracert, and system debugging ··············································································································· 5
Ping ····················································································································································································· 5
Configuring ping in the Web interface ·················································································································· 5
Configuring ping at the CLI ····································································································································· 6
Tracert ················································································································································································ 8
Configuring tracert in the Web interface ··············································································································· 9
Configuring tracert at the CLI ······························································································································· 10
System debugging ························································································································································· 11
Debugging information control switches············································································································· 11
Debugging a feature module ······························································································································· 12
Ping and tracert example ·············································································································································· 13
Optimizing IP performance ······································································································································· 15
Enabling receiving and forwarding of directed broadcasts to a directly connected network ······························· 15
Enabling receiving of directed broadcasts to a directly connected network ·················································· 15
Enabling forwarding of directed broadcasts to a directly connected network ··············································· 15
Receiving and forwarding directed broadcasts configuration example ························································· 16
Configuring TCP attributes ············································································································································ 17
Configuring TCP MSS for the interface ··············································································································· 17
Configuring TCP path MTU discovery ················································································································· 17
Configuring the TCP send/receive buffer size ··································································································· 18
Configuring TCP timers ········································································································································· 18
Configuring ICMP to send error packets ····················································································································· 19
Advantages of sending ICMP error packets ······································································································· 19
Disadvantages of sending ICMP error packets ·································································································· 20
Configuration procedure ······································································································································ 20
Displaying and maintaining IP performance optimization ························································································ 21
Managing the file system ·········································································································································· 22
Feature and hardware compatibility ···························································································································· 22
Overview ········································································································································································· 22
Storage medium naming rules ····························································································································· 22
File name formats ·················································································································································· 23
Managing files ······························································································································································· 23
Displaying file information ··································································································································· 23
Displaying the contents of a file ··························································································································· 24
Renaming a file ······················································································································································ 24
Copying a file ························································································································································ 24
Moving a file ·························································································································································· 24
Deleting/restoring a file ······································································································································· 24
Emptying the recycle bin ······································································································································ 25
Computing the digest of a specified file ············································································································· 25
Managing directories ···················································································································································· 25
Displaying directory information ························································································································· 25