Questions tagged [internet]

For questions about interconnected networks.

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After VPN, only three PCs can ping 8.8.8.8

We took on a client with a really old 2811, with a mess of a config file. We brought up a new IPsec tunnel to us. The tunnel works great, however, now only three computers can ping to 8.8.8.8, the ...
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631 views

BGP transitive attributes for single ASN multiple prefixes multiple neighbors

I believe I'm on the right track, but have stumble across something with advertising BGP prefixes to neighbors. I am wonder how if I have a single ASN with multiple prefixes (99.1.1.0/24 and 111.1.1.0/...
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22 views

What are MMMM, PROG in datagram Options/Security?

In RFC 791 (Internet Protocol Specification), I came across the Security field in Options: Security (S field): 16 bits Specifies one of 16 levels of security (eight of which are ...
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152 views

Block internet on a Cisco catalyst 3560 port

Good day Is there a way to block a specific port in a Cisco Catalyst 3560 switch to block the user from accessing the internet but still have full access to the internal corporate resources. The ...
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1answer
28 views

Is this how ATM and SONET work?

This is how I visualize how SONET carry ATM, and how ATM carry IP: Is my visualization correct?