Errors in a filesystem can prevent a system from booting properly and are commonly caused by improper system shutdown. The fsck (filesystem check) utility can identify and repair errors.
When filesystem errors prevent a reboot, you are instructed to run fsck on the affected filesystem. If there are lots of errors, you may be stuck typing y for hours. An option to fsck can automatically answer yes for you.
Solaris can request IP address and other networking information dynamically with DHCP.
When troubleshooting networking issues, it is often helpful to determine the state of an ethernet interface. Solaris offers access to many configurable networking parameters through ndd.
RIP routing is a distance-vector routing protocol which is simple to configure. The routing protocol determines the best path to a target by estimating the distance in number of hops or intermediate routers.
IGRP is a proprietary routing protocol designed by Cisco and can only be used in a homogeneous network of Cisco routers. IGRP is a distance-vector protocol that considers delay, bandwidth and other optional parameters to determine the best path.
Save the router config from the command line.
RIP routing is a distance-vector routing protocol which is simple to configure. The routing protocol determines the best path to a target by estimating the distance in number of hops or intermediate routers.
EIGRP enghanced version of the IGRP that supports variable-length subnet masks and several additional features.
Sometimes a man page for a package does not exist in the MANPATH and cannot be seen by the man program. Using nroff to format the text the way that man does is an option to altering your MANPATH variable.
During troubleshooting, it may be helpful to monitor the number of process instances to see if it is stable or increasing.
After making changes to Apache’s configuration file (httpd.conf), it is necessary to restart Apache for the changes to take effect. A normal restart will close active connections which may cause problems for users.
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