Cisco mailguard blocking certain emails from Appriver; Does Not Allow Certain Commands over Telnet
Exchange 2010 Error:
451 4.7.0 Timeout waiting for client input
Cisco ASA Error:
Inspect: esmtp _default_esmtp_map, packet 286302, lock fail 0, drop 130, reset-drop 0, 5-min-pkt-rate 0 pkts/sec, v6-fail-close 0
mask-banner, count 1720
allow-tls, count 143
match cmd line length gt 512
drop-connection log, packet 0
match cmd RCPT count gt 100
drop-connection log, packet 0
match body line length gt 998
log, packet 85
match header line length gt 998
drop-connection log, packet 130
match sender-address length gt 320
drop-connection log, packet 0
match MIME filename length gt 255
drop-connection log, packet 0
match ehlo-reply-parameter others
mask, packet 227
command to disable default policy map on ASA:
policy-map global_policy
class inspection_default
No Inspect esmtp
Exit
Exit
Exit
Write Memory