Venice Gathering System, L. L. C.

Original Volume No. 1

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Effective Date: 07/01/2003, Docket: RP03-475-000, Status: Effective

First Revised Sheet No. 191 First Revised Sheet No. 191 : Effective

Superseding: Original Sheet No. 191

GENERAL TERMS AND CONDITIONS

(Continued)

19.15 The roles of sender and receiver are defined in

following table. The entire table defines a

unit of work. (A unit of work consists of one

complete HTTP transaction as defined the

technical specifications of the HTTP protocol

(Internet Engineering Task Force RFC 1945).

The roles of sender and receiver are also

defined in that document.)

Client (Sender) Server (Receiver) CGI

(Receiver)

Listen for Connect

Connect Accept Connection

Write Read Start of Receipt

Write Read

EOF (send) Read End of

Receipt

Read (HTTP response) Write (HTTP response)

Received

EOF (HTTP response)

19.16 VGS will implement all security features (secure

authentification, integrity, privacy, and non-

repudiation) using a file-based approach via a

commercially available implementation of PGP 2.6 or

greater (or compatible with PGP 2.6). VGS will implement

basic authentification. Encryption keys will be self-

certified and the means of exchange will be specified in

the Trading Partner Agreement. Encryption keys will have

a limited lifetime whose duration is determined by the

key's owner. A key's end of life is expressed in the

expiration date field contained in each public key. A

lifetime of one year or less is recommended.