Solarwinds NPM, NCM, Engineer's Toolset (Mainly SNMP Tools, Discovery, Sonar), Atlas, Syslog & Trap Viewers,
NeDi (Even our old version still rocks), Our IPAM is Adonis, Cisco Prime(or NCS for Wireless), WireShark (Of Course), Both Putty & SecureCRT, cmd.exe (ping -t, nslookup, tracert), and also all the cisco variants of these commands from a device.
An extra cup of coffee, black.