Browsing articles tagged with " Cisco"

How To Configure SNMP Community Strings on a Router and a Cisco IOS

Router(config)#snmp-server community public RO


Routers default password list collection

  Routers default password list collection This is a collection of routers default password of all most every router in the world included big bands; 3COM, Cisco, HP, Alcatel, Intel, D-Link and so on.   Vendor Model Version Access Type Username PASSWORD 3COM CoreBuilder 7000/6000/3500/2500 Telnet debug synnet 3COM CoreBuilder 7000/6000/3500/2500 Telnet tech tech 3COM HiPerARC v4.1.x Telnet adm (none) 3COM LANplex 2500 Telnet debug synnet 3COM LANplex 2500 Telnet tech tech 3COM LinkSwitch 2000/2700 […]


Lost your Cisco routers and switches password?

Sometime you may think every thing is tough, but, it is easy. Friend of my had handed on a network project from ex-engineer at his company. Unfortunately, the password of the routers and switching is difference in IT knowledge base of his company. He called me and ask for some advises to break into those network devices. I told him to do a by pass start up configuration process in the routers and switches, and […]


Configuring a client-to-site VPN through PPTP on a Cisco router

When configuring up a new Cisco router, turning on the VPN server functionality is a really handy feature to have – but again it’s one of them that you only need once-in-a-while. There are millions of different things that you can tweak – authentication, IP allocation, etc – but I’ll run through how to configure it up for use in a small office environment. First off, you’ll want to make sure that you have VPN server functionality. […]

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