RFC 4808:Key Change Strategies for TCP-MD5
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router


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... secure BGP sessions between routers. However, changing the long-term key is difficult, since the change needs to be synchronized between different organizations. Worse yet, if the keys are out of sync, it ...
... different organizations. Worse yet, if the keys are out of sync, it may break the connection between the two routers, rendering repair attempts difficult. ...



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