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Setting up Cisco 678 for use on Covad/Earthlink DSL Line

Posted: Wed Mar 25, 2009 9:57 pm
by Rob
Cisco 678 settings:

COM1
38400 baud rate
8 data bits
Parity = none
Stop bits = 1
Flow control = none

VPI/VCI Settings = 0/35
Line mode = g.DMT

Configuring the Cisco 675 or 678 if you have a Single Dynamic IP
Follow these steps to configure the Cisco 675(678).
1. At the cbos> prompt, type enable and press enter. A password prompt appears.

2. At the password prompt, press enter. The cbos system prompt cbos# appears.

3. At the cbos# prompt, type set nvram erase and press enter. The command restores the modem to its factory settings.

4. At the cbos# prompt, type write and press enter to save your change.

5. At the cbos# prompt, type reboot and press enter to reboot the modem.

6. At the cbos> prompt, type enable and press enter. A password prompt appears.

7. At the password prompt, press enter. The cbos system prompt cbos# appears.

8. If and only if you have a Cisco 678 with a DMT-provisioned line (most recent installs are set up this way), you must do the following:
a. At the cbos# prompt, type: set interface wan0-0 disabled

b. At the cbos# prompt, type: set interface wan0-0 vpi 0

c. At the cbos# prompt, type: set interface wan0-0 vci 35

d. At the cbos# prompt, type: set interface wan0-0 enabled

9. At the cbos# prompt, type: set ppp wan0-0 ipcp 0.0.0.0

10. At the cbos# prompt, type: set ppp wan0-0 dns 0.0.0.0

11. At the cbos# prompt, type: set ppp wan0-0 login <user-id> where <user-id> is from the Account Information page that was faxed to you.

12. At the cbos# prompt, type: set ppp wan0-0 password <password> where <password> is from the Account Information page that was faxed to you.

13. At the cbos# prompt, type: set ppp restart enabled and press enter.

14. At the cbos# prompt, type: set dhcp server disabled and press enter.

15. At the cbos# prompt, type: set nat enabled and press enter.

16. At the cbos# prompt, type: set web port 8080 (or some other random number)

17. At the cbos# prompt, type: set web disabled

18. At the cbos# prompt, type: set broadcast forwarding disabled

19. At the cbos# prompt, type: set rip disabled

20. At the cbos# prompt, type: set snmp disabled

21. At the cbos# prompt, type: set tftp disabled

22. At the cbos# prompt, type: write and press enter.

23. At the cbos# prompt, type: reboot and press enter.

24. At the cbos> prompt, type: enable and press enter. A password prompt appears.

25. At the password prompt, press enter. The cbos system prompt cbos# appears.

26. At the cbos# prompt, type: show running and press enter. Verify that the following appears somewhere in it:
[[ DHCP = Section Start ]]
DHCP Server Pool DNS = 00, 65.193.16.1
DHCP Server Pool Secondary DNS = 00, 208.20.202.1






NAT Stuff:
Example:
cbos#set nat entry add 167.125.40.11 2300-2400 0.0.0.0 2300-2400 udp

cbos#set nat entry add 167.125.40.11 2300-2400 0.0.0.0 2300-2400 tcp

cbos#set nat entry add 167.125.40.11 80 0.0.0.0 80 udp

cbos#set nat entry add 167.125.40.11 80 0.0.0.0 80 tcp

remember to write settings after inputting them