Unable to open Crontab

Hi,

I have 2 solaris server. I can able to open to see cron entry by using crontab -l in one of the server. I cant able to open another server. How to check if crontab is fixed in that server. If not then how to make a crontab in that server.

Please advice.

Thanks,
Mani

---------- Post updated at 04:05 AM ---------- Previous update was at 12:12 AM ----------

Thanks to all. I have solved this issue. There is no entry in /etc/cron.d/cron.allow file. So i cant able to open . It will be help for some one

Thanks,
Mani

Look at Solaris Advanced Administration to see how schedule cron tasks and crontab man page.