Specifications

4-24
Cisco AS5x00 Case Study for Basic IP Modem Services
11/24/1999
Section 4 Verifying Modem Performance
Initiating and Inspecting a V.90 Test Call
Figure 4-8 Using Modem-Escape Mode to View Client-Side Modem Statistics
Step 12
Enter the
ati6
command to display, among other things, the receive and transmit-carrier speeds.
Compare the displayed information with the output from the
show modem operational-status
command.
If
ati6
is not supported by your modem, try
at&v1
. For additional client report statistics,
enable Window’s modemlog.txt or ppplog.txt files.
ati6
U.S. Robotics 56K FAX EXT Link Diagnostics...
Chars sent 98 Chars Received 104701
Chars lost 0
Octets sent 354 Octets Received 104701
Blocks sent 95 Blocks Received 914
Blocks resent 4
Retrains Requested 0 Retrains Granted 0
Line Reversals 0 Blers 0
Link Timeouts 0 Link Naks 1
Data Compression NONE
Equalization Long
Fallback Enabled
Protocol LAPM
Speed 48000/28800
V.90 Peak Speed 48000
Current Call 00:04:46
Online
OK
Tech Tip
For a detailed explanation of this command, refer to the following URL:
http://808hi.com/56k/diag3com.htm
Client PC Client modem
28054
NAS
PSTN
+++ enables the client PC
to communicate directly
to the client modem
The connection to
the NAS is still up