Difference: Networks (5 vs. 6)

Revision 62010-12-16 - WilliamSeligman

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META TOPICPARENT name="Computing"

Nevis Networks and Firewall Restrictions

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 talking to a firewall expert) consists of the IP addresses 129.236.252.XXX, where XXX ranges from 0 to 255. These 256 addresses are a "class C" network, which means only the fourth field, or the
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final "octat," is variable within the network. This address range
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final "octet," is variable within the network. This address range
 was assigned to the particle-physics research group at Nevis by Columbia University Information Technology ("CUIT").
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 a system on the outside, but a system on the outside cannot ssh to any of the systems on the private network.
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Here's a more specific example. Consider two systems: =kolya.nevis.columbia.edu= with IP address 129.236.252.83, and =student40.nevis.columbia.edu=
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Here's a more specific example. Consider two systems: kolya.nevis.columbia.edu with IP address 129.236.252.83, and student40.nevis.columbia.edu
 with IP address 10.44.40.40. The former system is on the public network, the latter system is on the private network. A user logged into kolya can ssh to
 
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