What is My 3Com Router Password

3Com Router Models and Default Passwords 

There are different models of 3Com router and their Password:

 

Manufacturer	Model	Protocol	Username	Password
3COM	COREBUILDER Rev. 7000/6000/3500/2500	TELNET	debug	synnet
3COM	COREBUILDER Rev. 7000/6000/3500/2500	TELNET	tech	tech
3COM	HIPERARC Rev. V4.1.X	TELNET	adm	(none)
3COM	LANPLEX Rev. 2500	TELNET	debug	synnet
3COM	LANPLEX Rev. 2500	TELNET	tech	tech
3COM	LINKSWITCH Rev. 2000/2700	TELNET	tech	tech
3COM	NETBUILDER	SNMP		ANYCOM
3COM	NETBUILDER	SNMP		ILMI
3COM	NETBUILDER	MULTI	admin	(none)
3COM	OFFICE CONNECT ISDN ROUTERS Rev. 5X0	TELNET	n/a	PASSWORD
3COM	SUPERSTACK II SWITCH Rev. 2200	TELNET	debug	synnet
3COM	SUPERSTACK II SWITCH Rev. 2700	TELNET	tech	tech
3COM	OFFICECONNECT 812 ADSL	MULTI	adminttd	adminttd
3COM	WIRELESS AP Rev. ANY	MULTI	admin	comcomcom
3COM	CELLPLEX Rev. 7000	TELNET	tech	tech
3COM	CELLPLEX Rev. 7000	TELNET	admin	admin
3COM	HIPERARC Rev. V4.1.X	TELNET	adm	(none)
3COM	LANPLEX Rev. 2500	TELNET	tech	(none)
3COM	CELLPLEX	HTTP	admin	synnet
3COM	SUPERSTACK II SWITCH Rev. 2700	TELNET	tech	tech
3COM	CELLPLEX Rev. 7000	TELNET	root	(none)
3COM	HIPERACT Rev. V4.1.X	TELNET	admin	(none)
3COM	CELLPLEX Rev. 7000	TELNET	tech	(none)
3COM	CELLPLEX Rev. 7000	TELNET	admin	admin
3COM	SUPERSTACK 3 Rev. 4XXX	MULTI	admin	(none)
3COM	SUPERSTACK 3 Rev. 4XXX	MULTI	monitor	monitor
3COM	SUPERSTACK 3 Rev. 4400-49XX	MULTI	manager	manager
3COM	NETBUILDER	HTTP	Root	(none)
3COM	3C16450	MULTI	admin	(none)
3COM	3C16406	MULTI	admin	(none)
3COM	OFFICE CONNECT ISDN ROUTERS Rev. 5X0	TELNET?	n/a	PASSWORD
3COM	COREBUILDER Rev. 7000/6000/3500/2500	TELNET	n/a	admin
3COM	COREBUILDER Rev. 7000/6000/3500/2500	TELNET	n/a	(none)
3COM	OFFICECONNECT ADSL WIRELESS 11G FIREWALL ROUTER Rev. 3CRWDR100-72	HTTP	(none)	admin
3COM	INTERNET FIREWALL Rev. 3C16770	HTTP	admin	password
3COM	SHARK FIN Rev. COMCAST-SUPPLIED	HTTP	User	Password
3COM	812	HTTP	Administrator	admin
3COM	CELLPLEX Rev. 7000	TELNET	operator	(none)
3COM	3COM SUPERSTACK 3 SWITCH 3300XM	MULTI	security	security
3COM	SUPERSTACK II Rev. 1100/3300	CONSOLE	3comcso	RIP000
3COM	NETBUILDER	SNMP	(none)	admin
3COM	CELLPLEX Rev. 7000	TELNET	tech	tech
3COM	SUPER	TELNET	admin	(none)
3COM	CELLPLEX Rev. 7000	MULTI	admin	admin
3COM	CELLPLEX Rev. 7000	TELNET	root	(none)
3COM	NETBUILDER	MULTI	admin	(none)
3COM	CELLPLEX Rev. 7000	TELNET	operator	(none)
3COM	OFFICECONNECT 812 ADSL Rev. 01.50-01	MULTI	admin	(none)
3COM	CELLPLEX	MULTI	admin	admin
3COM	HIPERACT Rev. V4.1.X	TELNET	admin	(none)
3COM	3C16405	MULTI	n/a	(none)
3COM	3C16405	CONSOLE	Administrator	(none)
3COM	SWITCH Rev. 3300XM	MULTI	admin	admin
3COM	SS III SWITCH Rev. 4XXX (4900 - SURE)	TELNET	recovery	recovery
3COM	OFFICECONNECT WIRELESS 11G CABLE/DSL GATEWAY	HTTP	(none)	admin
3COM	3C16405	MULTI	admin	(none)
3COM	OFFICECONNECT 812 ADSL Rev. 01.50-01	MULTI	admin	(none)
3COM	CELLPLEX	MULTI	n/a	(none)
3COM	CELLPLEX	MULTI	admin	admin
3COM	HIPERACT Rev. V4.1.X	TELNET	admin	(none)
3COM	3C16405	CONSOLE	Administrator	(none)
3COM	CELLPLEX Rev. 7000	TELNET	tech	(none)
3COM	SWITCH Rev. 3300XM	MULTI	admin	admin
3COM	SS III SWITCH Rev. 4XXX (4900 - SURE)	TELNET	recovery	recovery
3COM	OFFICECONNECT WIRELESS 11G CABLE/DSL GATEWAY	HTTP	(none)	admin
3COM	3CRADSL72 Rev. 1.2	MULTI	(none)	1234admin
3COM	CB9000 / 4007 Rev. 3	CONSOLE	Type User: FORCE	(none)
3COM	OFFICECONNECT	MULTI	n/a	(none)
3COM	SUPERSTACK II NETBUILDER Rev. 11.1	MULTI	n/a	(none)
3COM	OFFICECONNECT	MULTI	admin	(none)
3COM	OFFICE CONNECT Rev. 11G	MULTI	admin	(none)