a '-' pauses 4 seconds before continuing with entered numbers
	1-8001231234    #pauses 4 seconds between 1 and the 800 number

a '=' waits for for secondary (next) dialtone before proceeding
	9=1-8001231234  #dials 9, waits for next dialtone, dials 1, pauses ...

catserv1# List the password for a site 'site_pwd'.
catserv1# The list of site names can be displayed by using 'culist'. 
catserv1# The phone number list can be displayed by using 'dialcode_list'. 
catserv1# To list the modems currently in use execute 'chk_modems'

Use 'cu -dm <sitename>' for RS/6000 sites, 
    'cu -dme <sitename>' for HP sites, or 
    'cu -dmh <sitename>' for Series/1 sites

catserv1# cu -dem NODENAME
catserv1# cu -dem site_name

Some options:
	-d	diagnostics
	-e	even parity
	-h	half-duplex for local echo
	-m	ignore modem control signals
	-s	baud

To connect at 9600 on tty01s
	catserv1# cu -s 9600 -l /dev/tty01s 9=1-8001231234 

to exit: ~.
subshell: ~!
to change local dir: ~%cd somedir

transfer: ascii
	~%take somefile
	~%put somefile

transfer: binary - not native in cu, must use kermit or somthing
	~$kermit
	~$transfer_login_script

FILES:

/etc/uucp/Devices       Contains information about available links.
/etc/uucp/Dialcodes     Contains dialing code abbreviations.
/etc/uucp/Dialers       Controls initial handshaking on a link.
/etc/uucp/Permissions   Contains access permission codes.
/etc/uucp/Systems       Lists accessible remote systems.
/etc/uucp/Sysfiles      Specifies alternate files to be used as 
                             Systems, Devices, and Dialers files.