S R E wrote: > had a chance to test it more. What size digests are causing the problem? I quote the relevant lines from the latest instance: > ----- Transcript of session follows ----- > 552 ticca@x14.boston.juno.com.JUNO... Message is too large; 61440 bytes max > 554 ticca@x14.boston.juno.com.JUNO... Service unavailable The rest of the headers are irrelevant to your question. As I said, the digest itself is not sent back: > ----- Message body suppressed ----- which is VERY nice of them. I get enough bounced copies of digests elsewhence. > SRE MR [log in to unmask]