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In addition, if you don't refresh your metadata regularly, it is likely that a software implementation will fail at some point since the XML document carries an expiration date (validUntil) that causes the metadata to expire in three weeks. InCommon strongly recommends that you do not rely on the actual length of this validity interval in any way, and in fact, we reserve the right to shorten the validity interval with little or no notice.
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It is strongly recommended that all entities (SPs and IdPs) refresh metadata daily at least | ||
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Metadata is refreshed on at least a daily basis, and the metadata is processed in accordance with the Metadata Interoperability Profile standard. |
Firewall Configuration
Depending on your environment, you may have to poke a hole in an outbound firewall to get metadata refesh to work. In that case, you will actually want to poke two holes in that firewall since there are two metadata servers as described below.
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