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Implementing VPNs successfully across firewalls and to remote users can be a daunting task, and we have only covered two of the more common ones, IPSEC and PPTP. When troubleshooting VPN problems, recall our methodology section from previous chapters:
With these thoughts in mind, we hope that we have provided the granularity of solutions and methodology required to troubleshoot complex VPN problems. Keep in mind that this is a changing landscape of technology and implementations; the pace of development will often out-pace the quality of the documentation. Knowing how to figure out the answer is just as important as knowing the answer to a problem. |
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