This Nodal Protocol Revision Request (NPRR) amends Section 16.2.1 to require each Qualified Scheduling Entity (QSE) and its Subordinate QSEs to have only one primary and one alternate voice circuit for the purpose of operational voice communications with ERCOT over the ERCOT Wide Area Network (WAN), including, without limitation, receiving and discussing Dispatch Instructions, and amends Section 23, Form F, to reflect the changes made in Section 16.2.1.