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Cisco Router & Cable Modem

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Great Site - Cable Modem & Cisco Router

Good primer...

Last Updated on Monday, 11 July 2011 22:02

Uber Geek

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Uber Geek...

Nothing will prepare you for this site. So, rather than try and explain this I think it best that you just view and take this in...

I guess this is LAN Engineering on Overload or something like this...

Before you peak at the site - look at what this person does here then look at his basement below...

Last Updated on Monday, 11 July 2011 21:26

Port Monitoring Cisco 3750

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SPAN on the Catalyst 2940, 2950, 2955, 2960, 2970, 3550, 3560, 3560-E, 3750 and 3750-E Series Switches

These are guidelines for the configuration of the SPAN feature on the Catalyst 2940, 2950, 2955, 2960, 2970, 3550, 3560, 3560-E, 3750, and 3750-E Series Switches:

  • The Catalyst 2950 Switches can have only one SPAN session active at a time and can monitor only source ports. These switches cannot monitor VLANs.

  • The Catalyst 2950 and 3550 Switches can forward traffic on a destination SPAN port in Cisco IOS Software Release 12.1(13)EA1 and later.
Last Updated on Sunday, 17 July 2011 13:22

Vlan Setup 3750

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Remove All Vlans from Cisco 3750 Switch...

So simple when you read this:
sw1(config)#no vlan 2-1000

Verify that VLANs (2-1000) are gone:
sw1(config)#do sh vlan br

VLAN Name Status Ports


PIX 515 - DHCP on WAN - Sample Script

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PIX 515 - SETUP DHCP on WAN Interface & Sample Script

Suggested prerequisite reading:

»Cisco Forum FAQ »Things to expect when setup network for home or small business

For many cable and DSL internet connections, the ISPs inform their customers (subscribers) to set their router to receive IP address from them automatically. This means that the ISPs treat their subscriber's router as DHCP client.

When this is your case, then the following sample configuration is a good starting point to help you configure the firewall. There are two sample configurations provided here, one is the PIX version and another is ASA version. Note that both configurations are identical.

Typical network environment that might utilize following sample PIX/ASA configuration is as follows:

Last Updated on Tuesday, 24 May 2011 22:23

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