What DNS servers do the clients use? If they are not on the local subnet, then the mail client might depend on DNS to resolve the mail server hostnames to IP addresses, and that could be the problem.A good way to test is to add:access-list 101 deny i...
Port 0 is reserved, meaning that it will never be assigned by IANA, the way that 80 was assigned to http, etc. Various operating systems have handled it differently (i.e, some had bugs that would seem to indicate that their programmers did not realiz...
Bandwidth and latency are 2 different things. If latency is high, some applications will perform poorly. What do the ping times look like between sites?
The ASA 5510,20and 40 modules have 1 SSM slot. There is an IPS SSM device (AIP-xx), and a anti-virus/spam/phishing content (CSC-xx). This page has all of the optionshttp://www.cisco.com/en/US/products/ps6120/products_data_sheet0900aecd802930c5.html
