2 router = r0, transport = t1
3 host [abcd::dcba] [abcd::dcba] ad=no
5 router = r0, transport = t1
6 host [ipv6:cba::abc] [cba::abc] ad=no
8 router = r3, transport = t1
10 router = r3, transport = t1
11 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
\r
15 221 myhost.test.ex closing connection
\r