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Issues with Site-to-Site IPSec VPN traffic after upgrade to R77 while IP Compression is enabled
Symptoms
  • After upgrade to R77, traffic might not pass over Site-to-Site IPSec VPN, if IP Compression is enabled in the VPN community.

  • Downloads over the Site-to-Site IPSec VPN tunnel may fail or get stuck.

Cause

Mismatch in calculating the length of packet upon compression before encryption.


Solution
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