Email Security

Hi,   we have an ironport appliance with the following licenses:   - Inbound Bundle, expiration date: February 2019- McAfee Anti-Malware, expiration date: February 2019- AMP, Expiry date: December 2019   We have now ordered a renewal for the two lice...

Why is the AsyncOS 12 version not available on the SMA appliance?   In CSMA AsyncOS 12 release notes is written: You can upgrade to release 12.0.0-322 from the following version: :11.5.1-115 : We've checked the connection to https://update-manifests....

Hi all,   Currently there is no any report can provide the information how many recipients by sending host per hour so how to know what is the best number to consider for Max. Recipients per Hour (rate limiting)?   Your reply is much appreciated.   T...

Hi All,I want to ask, is there any PoV guide for Cisco ESA that partner can follow then doing some PoV in their customers?Thank you..Regards,Kevin

Having an issue with TLS connections.In tracking rejected connetions it looks like this1     21 Dec 2018 15:21:38 (GMT +01:00)     ICID: 2831         Show Details      SENDER IP:     **.***.***.**REJECTED:     Incoming connection (ICID 2831) successf...

What is the best way to allow survey monkey emails that spoof and an internal domain to be delivered without being quarantined? How are others dealing with them?

Hi Team We have some isue with our Appliance, We receive all incoming mail with tag  WARNING : A/V UNSCANNABLE, Also when we try to see the tags with client Outlook we found ==> X-IronPort-AV: E=Sophos;i="unknown";   e="0x0't"; a="129425", So unknown...

Hi,After the ESA upgrade from 10.0.2-020 to 11.0.0-264, I've seen the below alert message. Is anyone can explain to me about this: ESA model is C390 A RAID-event has occurred: (0x0020/WARN) - Host driver needs to be upgraded to enable extended LD sup...

Hi Teams, Please, We have Cisco Email Security Appliance C190 (10.0.0.25) - We configured for one domain trusted in the sender whitelist, But the emails are blocked what should I check please  regards 

Hi Guys, I'm using Cisco ESA C370 "Version 8.5.6-106" with AMP license. Periodically i gets resports from an authority to block hash values on my devices including ESA and few other appliances, but i can't find any feature on my ESA to block SHA256 ...

We have a CES cluster with two ESA hosts.  We want a TLS certificate for our email domain xyz.com. We have installed a third-party CA signed certificate with just our domain xyz.com and it works for TLS; however, the hostnames do not validate as they...

Hi Recently am getting some mail which contain 2 mail id in the to of the mail header. One is a valid mail other is unknown (the spam/malware) mail. How can i block this type of spam/malware. Also it contain html link(web link which download some mal...