HP Network Direr Software Products manual Link monitors, Device Monitors, Data Source Usage

Components 389

The following table shows all monitors that support historical data logging, and the data that is graphed for each:

Table 63 Device Monitors

Monitor	Sub-graph(s)	Comments
IP Ping	None
Bridge Discards	None
Network Instability	None
DNS	None
FTP	None
HTTP	None
NFS	None
SMTP	None
POP3	None
Web cache redirection	None	For 3Com Switch 4400/4900
		performing Web cache
		redirection.
Wireless clients	None	For 3Com Wireless AP 8000
Wireless undecryptables	None	For 3Com Wireless AP 8000
Wireless FCS errors	None	For 3Com Wireless AP 8000

Link monitors

Depending on the capabilities of the devices involved in a link, 3Com Network Director will sometimes use a MIB-II based data source and at other times a RMON based data source.

Table 64 Data Source Usage

Monitor	Sub-graph(s)	Comments
Utilization (MIBII)	In and out	For links for which 3Com Network Director
	octets	uses the MIB-II ifTable as a data source.
	In and out
	packets
Utilization	Octets	For links for which 3Com Network Director
(RMON)	Packets	uses RMON etherStats as a data source.
Broadcasts (MIBII)	None	For links for which 3Com Network Director
		uses the MIB-II ifTable as a data source.