ZyXEL Communications NXC-8160, Руководство пользователя

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Chapter 9 Troubleshooting
NXC-8160 User’s Guide
105
• If you disconnect your computer from one device and connect it to another device that has
the same IP address, your computer’s ARP (Address Resolution Protocol) table may
contain an entry that maps the management IP address to the previous device’s MAC
address.
In Windows, use arp -d at the command prompt to delete all entries in your computer’s
ARP table.
V
I can see the Login screen, but I cannot log in to the NXC-8160.
1 Make sure you have entered the user name and password correctly. The default user
name is
admin , and the default password is default . These fields are case-sensitive, so
make sure [Caps Lock] is not on.
2
Disconnect and re-connect the power cord to the NXC-8160.
3 If this does not work, you have to contact your vendor.
V
I cannot Telnet to the NXC-8160.
You cannot use Telnet to access the NXC-8160. The NXC-8160 supports SSH (Secure SHell)
and allows a secure encrypted connection for support purposes only.
V
I cannot access the NXC-8160 or ping any computer from the NXC-8160’s
wireless network.
1 Make sure the wireless adapter on the wireless client is working properly.
2
Make sure the wireless adapter (installed on your computer) is IEEE 802.11 compatible
and supports the same wireless standard as the NXC-8160.
3
Make sure your computer (with a wireless adapter installed) is within the transmission
range of the AP(s) connected to the NXC-8160.
4
Check that both the NXC-8160 and your wireless client are using the same wireless and
wireless security settings.
5
Make sure you didn’t enable VLAN on the NXC-8160’s LAN IP address and the SSID
to which the wireless station is connecting.