Host 0.160.107.192.in-addr.arpa not found: 3(NXDOMAIN) 1.160.107.192.in-addr.arpa domain name pointer rtr-vpn-gcsd-lax.gcsd.harris.com. 2.160.107.192.in-addr.arpa domain name pointer rtr-vpn-gcsd-lax-mgmt.gcsd.harris.com.