A Suggested Frame Relay Troubleshooting Process
To isolate a Frame Relay problem, the process should start with some pings. Optimally, pings from an end-user host on a LAN to another host on a remote LAN can quickly determine whether the network currently can meet the true end goal of delivering packets between computers. If that ping fails, a ping from one router to the other router’s Frame Relay IP address is the next step. If that ping works, but the end user’s ping failed, the problem probably has something to do with Layer 3 issues (troubleshooting those issues was well covered in Chapters 4, “Troubleshooting IPv4 Routing Part I,” 5, “Troubleshooting IPv4 Routing Part II,” and 11, “Troubleshooting IPv4 Routing Protocols”). However, if a ...
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