sendmail relaying denied error, bummer

I'm seeing the following on a fresh install of Sendmail 8 SuSe Server. Any thoughts and thank you Feb 17 15:52:02 listserv3 sendmail[4443]: j1HNq2vp004443: ruleset=check_rcpt, arg1=, relay=exch1.state.nv.us [10.131.10.11], reject=550 5.7.1 ... Relaying denied Feb 17 15:52:02 listserv3 sendmail[4443]: j1HNq2vp004443: ruleset=check_rcpt, arg1=, relay=exch1.state.nv.us [10.131.10.11], reject=550 5.7.1 ... Relaying denied Feb 17 15:52:02 listserv3 sendmail[4443]: j1HNq2vp004443: from=, size=0, class=0, nrcpts=0, proto=ESMTP, daemon=MTA, relay=exch1.state.nv.us [10.131.10.11] Feb 17 15:52:02 listserv3 sendmail[4443]: j1HNq2vp004443: from=, size=0, class=0, nrcpts=0, proto=ESMTP, daemon=MTA, relay=exch1.state.nv.us [10.131.10.11] you do not have permission to send to this recipient. For assistance, contact your system administrator. ... Relaying denied>