Blue Coat Systems SG Appliance Manual De Usuario
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Chapter 4: Diagnostics
Blue Coat Systems has a number of resources to provide diagnostic information:
❐
Heartbeats: Enabled by default, Heartbeats (statistics) are a diagnostic tool used by
Blue Coat, allowing them to proactively monitor the health of appliances.
Blue Coat, allowing them to proactively monitor the health of appliances.
❐
Core images: Created when there is an unexpected system restarted. This stores the
system state at the time of the restart, enhancing the ability for Blue Coat to
determine the root cause of the restart.
system state at the time of the restart, enhancing the ability for Blue Coat to
determine the root cause of the restart.
❐
SysInfo (System Information): SysInfo provides a snapshot of statistics and events
on the SG appliance.
on the SG appliance.
❐
PCAP: An onboard packet capture utility that captures packets of Ethernet frames
going in or out of an SG appliance.
going in or out of an SG appliance.
❐
Policy trace: A policy trace can provide debugging information on policy
transactions. This is helpful, even when policy is not the issue. For information on
using policy tracing, refer to Volume 10: Content Policy Language Guide.
transactions. This is helpful, even when policy is not the issue. For information on
using policy tracing, refer to Volume 10: Content Policy Language Guide.
❐
Event Logging: The event log files contain messages generated by software or
hardware events encountered by the appliance. For information on configuring
event logging, see
hardware events encountered by the appliance. For information on configuring
event logging, see
❐
Access Logging: Access logs allow for analysis of Quality of Service, content
retrieved, and other troubleshooting. For information on Access Logging, refer to
Volume 8: Access Logging.
retrieved, and other troubleshooting. For information on Access Logging, refer to
Volume 8: Access Logging.
❐
CPU Monitoring: With CPU monitoring enabled, you can determine what types of
functions are taking up the majority of the CPU.
functions are taking up the majority of the CPU.
To test connectivity, use the following commands from the enable prompt:
❐
ping
: Verifies that a particular IP address exists and is responding to requests.
❐
traceroute
: Traces the route from the current host to the specified destination
host.
❐
test http get
path_to_URL
: Makes a request through the same code paths as a
proxied client.
❐
display
path_to_URL
: Makes a direct request (bypassing the cache).
❐
show services:
Verifies the port of the Management Console configuration.
❐
show policy
: Verifies if policy is controlling the Management Console.
For information on using these commands, refer to Chapter 2: “Standard and
Privileged Mode Commands” in the Blue Coat ProxySG Command Line Reference.
Privileged Mode Commands” in the Blue Coat ProxySG Command Line Reference.
Note:
If you cannot access the Management Console at all, be sure that you are using
HTTPS (https://SG_IP_address:8082). If you want to use HTTP, you must
explicitly enable it before you can access the Management Console.
explicitly enable it before you can access the Management Console.