Previous Page
Next Page

Review Questions

1:

What is the purpose of the Start-Control-Connection-Request (SCCRQ) message?

2:

Assuming that the L2TP tunnel has already been established, what is the sequence of messages between the LAC and the LNS that is used to set up the data session for an incoming call?

3:

When the LNS wishes to establish an outgoing call to a remote access client, what is the sequence of messages sent between the LNS and LAC during call setup? Assume that the control connection is already established.

4:

During session setup, the LNS wishes to signal the LAC that there are insufficient resources and that the session should be disconnected. Which message is used to signal this?

5:

How can the number of L2TP sessions be limited?

6:

How are remote access client PPP connections associated with a particular L2TP tunnel by the LAC?

7:

Should the network administrator not wish to store tunnel configuration on the LAC, what is an alternative?

8:

What is the significance of the tunnel ID in the tunnel definitions on an AAA server?

9:

You suspect that the remote access client's password is incorrectly configured, and this is causing L2TP session establishment failure. Where and with what command which you troubleshoot this issue? Assume local authentication is being used.

10:

When troubleshooting L2TP session setup failure on the LNS using the debug ppp negotiation command, the following message is observed:

Feb  6 01:39:13.473 UTC: Vi1 LCP: O PROTREJ [Open] id 2 len 46 protocol IPCP

What does this message most likely indicate? Assume that local authentication is being used.


Previous Page
Next Page