Changes

[[Category:OPS535]][[Category:rchan]][[Category:peter.callaghan]]

* Due Date: March 29th, 2019See blackboard for the due date.<!--* Important: You must be in the Lab on March 29th, 2019 the due date to present your systems in order to have your assignment marked unless it is for medical reason.-->

Setup an Internet email system for your assigned DNS assignment Domain using the Virtual Machines in your assignment Virtual Network. Your Internet email system must provide the following functions at the minimum:

<!--** Users in your domain must be able to send emails to users in the same domain and users in other students' domains in the class.** Users in your domain must be able to receive emails from other email users (both in your domain and from other domains).-->** Users in your assignment domain must be able to send emails to users in the classsame domain and users in your lab domain (in theory, this would include any other domain).** Users in your domain must be able to receive emails from other email users (both in your lab domain or and from other domains).<!--* An IMAP Access Agent (running dovecot) allowing users in your domain to remotely access their mail.** Users in your domain must be able to access/manage their mail box using IMAP(s) clients or a web browser.-->* You email server must be configured to check the SPF (sender policy framework) of other domains for incoming email and reject email emails that are violating the sender policy.* Configure your DNS pri-dns server to implement and provide the SPF protection for your assignment domain.* Configure your DNS pri-dns server to implement and provide the DNSSEC records for your assignment domain.**Provide the administrator for the .ops your top domain (The one on your professorhost) with a copy of the DS key for your assignment domain. If you have not already done so, include the glue record as well.**Configure a DNSSEC Trust Anchor so that your co-nfs server considers your top-domainserver (the one with the <yourname>.ops zone) to already be authenticated.

* A Pri-dns must be the primary DNS name server for your assignment domain with the proper MX record(s), SPF record(s), A record(s), and PTR record(s). It must be queriable by any machine.**Update your DNS server info on Provide the wiki site as well. URL administrator of the wiki site: http://zenit<yourname>.senecacops domain with glue records for your domain.on.ca/wiki/index.php/Domainreg . If you have trouble editing the wiki page* Co-nfs must be a caching DNS server, please send an email accessible to machines in your professor.**Provide networks, that will forward traffic to the administrator of server for the <yourname>.ops domain (your professorhost) with either glue records or , then to your rns-ldap.* Rns-ldap must be a stub zone definitionforwarding server only.**It must only be queriable by your co-nfs.* Proper static network routes to and from other Email servers in *It must have a copy of the Labroot-hints zone.

# Optional: Configure a DNSSEC Trust Anchor so that your co-nfs server considers the .ops server to already be authenticated. I will provide the key necessary for this through blackboard. (Bonus item +10%)# Optional: Enable postfix restrictions to reject malformed or suspicious incoming mail (Bonus item - up to +10% depending on quality of configuration)<!-- # Optional: Implement dynamic firewall rules to block black-listed IP addresses of email spammer. (Bonus item +10%) -->

# query a record from another domain with dnssec information included.-->