Solution :-
========
1. Change the SQL Server Service Accounts and Agent Accounts to domain accounts.
2. Once this is done, start Mirroring.
3. To check the endpoints.
SELECT name, protocol_desc, port, state_desc FROM sys.tcp_endpoints
WHERE type_desc = 'DATABASE_MIRRORING'
========
1. Change the SQL Server Service Accounts and Agent Accounts to domain accounts.
2. Once this is done, start Mirroring.
3. To check the endpoints.
SELECT name, protocol_desc, port, state_desc FROM sys.tcp_endpoints
WHERE type_desc = 'DATABASE_MIRRORING'