pacted the resiliency and reliability of the Nation???s networks, which ultimately benefits all users???). 137 See CenturyLink Reply Comments at 6. 138 See AT&T Comments at 14 n.12. 139 Id.; see 47 C.F.R. ?? 64.2009(e). 21 Federal Communications Commission FCC 13-158 may make afterward, based on complaints, outage reports or other information, that the Covered 911 Service Provider did not, in fact