3Com 980-000077/002 Network Router User Manual


 
Manual Configuration of a Central Site Unit for Routing IP 3-5
Configure the ISDN Numbers Table
Set up the ISDN numbers table to associate each remote unit name
with an ISDN number and an IP address. Central site autocalls rely on
each remote unit having a valid, unique IP address. Ensure that one is
entered for each remote unit.
1
Enter CO IS NU to display the ISDN Numbers screen.
2
Enter ADD to add a new entry to the numbers table.
3
Type the name of the
remote
unit in the Name field.
Unit names are case-sensitive and must be entered correctly.
4
Type the ISDN number of the remote unit the ISDN Number 1 field.
5
Type an IP address of 0.0.0.0 in the IP Address field if unnumbered
links are to be used.
Unnumbered links make the best use of available IP addresses.
6
Type a subnet mask of 0.0.0.0 in the IP Mask field if unnumbered
links are to be used.
7
Type a number between 6 and 10 in the IP Hop Count field.
Increasing this setting from the default may help to prevent routing
problems, in some cases.
8
Press [Ctrl]+[E] to submit the new setting and then enter SAVE
Configure the ISDN IP Autocall Table
Set up the ISDN Autocall table to associate the remote unit IP address
with the remote unit name in the central site unit’s ISDN IP Autocall
table.
1
Enter CO IS AUTO IP to display the ISDN IP Autocall Addresses
screen.
2
Enter ADD to add a new entry to the Autocall table.
3
Type the IP address of the remote unit in the IP Address field.
4
Type the subnet mask of the remote network in the IP Mask field.
5
Type the name of the remote unit in the Remote Unit field. Ensure
that the name is correctly typed because this field is case-sensitive.
Get_con.bk : ROUT_IP.FRM Page 5 Friday, October 3, 1997 1:49 PM