HP ProCurve 2520 manual 460

Troubleshooting

Using the Event Log for Troubleshooting Switch Problems

System	Description	Documented in ProCurve Hardware/
Module		Software guide
netinet	Network Internet: Monitors the creation of a route or an	Advanced Traffic Management Guide
	Address Resolution Protocol (ARP) entry and sends a log
	message in case of failure.
pagp	Ports Aggregation Protocol (PAgP): Obsolete. Replaced by	—
	LACP (802.3ad). Not used for logging messages in software
	release K.13.xx.
ports	Port status and port configuration features, including mode	Installation and Getting Started Guide
	(speed and duplex), flow control, and security settings.	Management and Configuration Guide
	Port messages include events on Power Over Ethernet (POE)	Access Security Guide
	operation and transceiver connections with other network
	devices.
radius	RADIUS (Remote Authentication Dial-In User Service)	Access Security Guide
	authentication and accounting: A network server is used to
	authenticate user-connection requests on the switch and
	collect accounting information to track network resource
	usage.
snmp	Simple Network Management Protocol: Allows you to manage	Management and Configuration Guide
	the switch from a network management station, including
	support for security features, event reporting, flow sampling,
	and standard MIBs.
sntp	Simple Network Time Protocol: Synchronizes and ensures a	Management and Configuration Guide
	uniform time among interoperating devices.
ssh	Secure Shell version 2 (SSHv2): Provides remote access to	Access Security Guide
	management functions on a switch via encrypted paths
	between the switch and management station clients capable
	of SSH operation.
	SSH messages also include events from the Secure File
	Transfer Protocol (SFTP) feature. SFTP provides a secure
	alternative to TFTP for transferring sensitive information, such
	as switch configuration files, to and from the switch in an SSH
	session.
ssl	Secure Socket Layer Version 3 (SSLv3), including Transport	Access Security Guide
	Layer Security (TLSv1) support: Provides remote web access
	to a switch via encrypted paths between the switch and
	management station clients capable of SSL/TLS operation.
stack	Stack management: Uses a single IP address and standard	Advanced Traffic Management Guide
	network cabling to manage a group (up to 16) of switches in
	the same IP subnet (broadcast domain), resulting in a reduced
	number of IP addresses and simplified management of small
	workgroups for scaling your network to handle increased
	bandwidth demand.

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