ZyXEL Communications P841C, User Manual, Page: 19 / 41

P841C Central-Side VDSL Modem
Configuring the P841C 3-5
Table 3-1 P841C Help Commands
FIELD DESCRIPTION
enet speed (lt|nt)
(speed) Type this command to set the Ethernet port speed of the P841C (you must type “lt”) or P841
(“nt”). P841C speed is displayed if you just type “enet speed”.
enet fctrl (lt|nt)
[on|off] Type this command to set the Ethernet port full duplex flow control of the P841C (you must
type “lt”) or P841 (“nt”). P841C full duplex flow control is displayed if you just type “enet fctrl”.
enet monitor
[on|off] Display P841C and the subscriber’s VDSL modem’s Ethernet statistics (if link is up) if this flag
is on.
3.4.4 Sys Status Command
Type
sys
to display the following system status parameters.
Figure 3-7 Sys Status Command
Table 3-2 Sys Status Command
FIELD DESCRIPTION
firmware version This field shows the P841C firmware version and the date it was created.
vdsl modem code version This field shows the VDSL driver version.
sys uptime This field displays in milliseconds (and hours, minutes, seconds) how long the system
has been up.
3.4.5 Firmware Upgrade Command
fwupgrade
Follow these steps for a successful firmware upgrade.
Step 1.
Type
fwupgrade
to begin the firmware upgrade process via XMODEM.
Figure 3-8 Upgrading Firmware First Warning
Step 2.
Type “Y” to continue the upgrade process.
Step 3.
You now see the next screen warning you not to abort the upload process after the Xmodem file
transfer begins. If you want to quit the firmware upgrade process and you have NOT YET started the
file transfer process (using a Terminal emulation program), then restart the P841C now to exit.
firmware version = V1.00(DH.0)b3 | 3/26/2002
VDSL modem code version = 0x50
sys uptime = 27782 ms (0:00:27.782)
P841C>fwupgrade
This operation will overwrite the old firmware! Continue?(Y/N)