3com 980-000077/002 Manual De Usuario

C

HAPTER

 3: R

OUTING

 IP

3 Leave the three fields for configuring the ISDN link set to 

UNNUMBERED

4 Leave the IP Address of the remote hosts network field and the IP 

Mask of the remote hosts network field at the suggested defaults.

5 Press [Ctrl]+[E] to submit the new setting.

If the ISDN line has been correctly connected to the units and is 
functioning correctly, an automatic call lasting approximately 90 
seconds is made to the central site unit which allows both units to 
add new entries to their ISDN Numbers and ISDN Autocall tables.

6 Press [Return] to continue.

7 Enter 

 

 

 

 to check the entries in the IP Autocall table. 

8 If there are no new entries in the ISDN Autocall table, check that the 

name and ISDN number for the central site unit have been entered 
correctly and then repeat steps 1–5 above.

9 Enter 

 to save the new configuration.

To check that the ISDN line is working, make a manual call. The 
manual call also allows the remote unit to update its Routing and 
Remote Unit tables, which are necessary for testing the operation of 
the IP Autocall and ISDN Number tables.

1 Enter 

 followed by the central site number.

For example, if the ISDN number of the central site is 01642 123456, 
then enter 

 

2 Wait for approximately 90 seconds and then enter 

 followed by 

the central site number.

For example, if the ISDN number of the central site is 01642 123456, 
then enter 

 

Before testing the IP Autocall and ISDN Number entries, a manual call 
must be made as described above. The manual call allows the unit to 
update its Remote Units and IP Routing tables. 

1 Enter 

 followed by the name of the central site unit to test that 

the IP Autocall and ISDN Number table entries are correct. For 

Get_con.bk : ROUT_IP.FRM  Page 8  Friday, October 3, 1997  1:49 PM