Nunca sabes cuando vas a necesitar esta lista, en fin aqui va , mi ayuda memoria a no olvidarla:

Model		:	CISCO - 1
Protocol	:	TELNET
Username	:	admin
Password	:	admin

Model		:	Cisco - 1200
Protocol	:
Username	:	Cisco
Password	:	Cisco

Model		:	Cisco - 1300
Protocol	:
Username	:	Cisco
Password	:	Cisco

Model		:	Cisco - 1400
Protocol	:
Username	:	[none]
Password	:	Cisco

Model		:	CISCO - 2600
Protocol	:	TELNET
Username	:	Administrator
Password	:	admin

Model		:	CISCO - 3600
Protocol	:	TELNET
Username	:	Administrator
Password	:	admin

Model		: 	CISCO - 3700
Protocol	:	TELNET
Username	:	cisco
Password	:	cisco

Model		:	CISCO ATA-186 (VONAGE)
Protocol	:	HTTP
Username	:	[blank]
Password	:	[blank]

Model		:	CISCO - AIRONET
Protocol	:	MULTI
Username	:	[none]
Password	:	_Cisco

Model		:	CISCO - AIRONET
Protocol	:	MULTI
Username	:	Cisco
Password	:	Cisco

Model		:	CISCO - AIRONET 1200
Protocol	:	HTTP
Username	:	root
Password	:	Cisco

Model		:	CISCO AP1200
Protocol	:	MULTI
Username	:	Cisco
Password	:	Cisco

Model		:	CISCO - CISO AIRONET 1100 SERIES
Protocol	:	HTTP
Username	:	[none]
Password	:	Cisco

Model		:	CISCO - CACHE ENGINE
Protocol	:	CONSOLE
Username	:	admin
Password	:	diamond

Model		:	CISCO - CATALYST 4000/5000/6000
Protocol	:	SNMP
Username	:	[none]
Password	:	public/private/secret	 	

Model		:	CISCO - CISCOWORKS 2000
Protocol	:	-
Username	:	guest
Password	:	[none]

Model		:	CISCO - CISCOWORKS 2000
Protocol	:	-
Username	:	admin
Password	:	cisco 	

Model		:	CISCO -	CNR
Protocol	:	CNR GUI
Username	:	admin
Password	:	changeme

Model		:	CISCO - CONFIGMAKER
Protocol	:
Username	:	cmaker
Password	:	cmaker

Model		:	CISCO - CONTENT ENGINE
Protocol	:	TELNET
Username	:	admin
Password	:	default

Model		:	CISCO - CVA 122
Protocol	:	TELNET
Username	:	admin
Password	:	admin

Model		:	 Cisco - CS-MARS
Protocol	:
Username	:	pnadmin
Password	:	pnadmin

Model		:	CISCO - HSE
Protocol	:	MULTI
Username	:	hsa
Password	:	hsadb 

Model		:	CISCO - HSE
Protocol	:	MULTI
Username	:	root
Password	:	blender	

Model		:	Cisco - IDS
Protocol	:	MULTI
Username	:	root
Password	:	attack

Model		:	Cisco - IDS
Protocol	:	MULTI
Username	:	ripeop
Password	:	[no password]

Model		:	Cisco - IDS
Protocol	:	MULTI
Username	:	cisco
Password	:	cisco

Model		:	Cisco - IDS
Protocol	:	MULTI
Username	:	enable
Password	:	cisco

Model		:	Cisco - IDS
Protocol	:	MULTI
Username	:	enable
Password	:	cc

Model		:	Cisco - IOS 2600 series
Protocol	:
Username	:	Multi
Password	:	c

Model		:	CISCO - PIX FIREWALL
Protocol	:	TELNET
Username	:	[none]
Password	:	cisco

Model		:	CISCO - NETRANGER/SECURE IDS
Protocol	:	MULTI
Username	:	netrangr
Password	:	attack

Model		:	CISCO - NETRANGER/SECURE IDS
Protocol	:	MULTI
Username	:	root
Password	:	attack

Model		:	CISCO -	VPN CONCENTRATOR 3000 SERIES
Protocol	:	MULTI
Username	:	admin
Password	:	admin

Model		:	CISCO - WLSE
Protocol	:	MULTI
Username	:	root
Password	:	blender

Model		:	CISCO - WLSE
Protocol	:	MULTI
Username	:	wlse
Password	:	wlsedb

Fuente:  CISCO Router Password: Default Password for CISCO Router.