Need your help, I am configuring the MGCP gateway do i need to configure the POTS dial peer for incoming calls.
Can some one please help me here
Yes, please read this doc:
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If I recall correctly (I have not worked with MGCP for a while) you do not need dial-peers for T1/E1/PRI ports as those get built automatically, but you need dial-peers for analog ports.
You can use dial-peer in the MGCP GW when the fallback feature is used.
You don't need icoming dial-peer in a MGCP GW on basic config.
For incoming calls in the CUCM MGCP gateway you must have a CSS with access to you DN partitions and