简介
本文档介绍邮件队列大小以及可在邮件安全设备(ESA)或安全管理设备(SMA)上保留的大致邮件数量。
ESA/SMA可在其邮件队列中保留多少封邮件？
在某些情况下，设备可能需要存储邮件以便稍后传送。此表基于15 KB（15,360字节）的平均消息大小，总结了ESA和SMA的每个模型可以保留的消息数量以及相应的邮件队列大小：
| 设备 |
模型 |
邮件队列 |
最大邮件数 |
| ESA |
C170/C190/C195 |
10GB |
690,000 |
| |
C370/C380/C390/C395 |
35GB |
2,440,000 |
| |
C670/C680/C690/C695 |
70GB |
4,890,000 |
| |
X1070 |
70GB |
4,890,000 |
| ESAv |
C100V |
10GB |
690,000 |
| |
C300V |
70GB |
4,890,000 |
| |
C600V |
70GB |
4,890,000 |
| SMA |
M190/195和M380 |
10GB |
690,000 |
| |
M390/395和M670/M680 |
20GB |
1,390,000 |
| |
M690/695和M1070 |
30GB |
2,090,000 |
| SMAv |
M100V |
10GB |
690,000 |
| |
M300V |
20GB |
1,390,000 |
| |
M600V |
30GB |
2,090,000 |
要确定设备的确切邮件队列大小，请从设备的CLI运行命令ipcheck。 输出中列出了邮件队列大小。
C600V的输出示例：
myesa.local> ipcheck
Ipcheck Rev 1
Date Thu Nov 21 21:47:34 2019
Model C600V
Platform vmware (VMware Virtual Platform)
MGA Version Version: 13.0.0-314
Build Date 2019-09-21
Install Date 2019-10-14 17:40:45
Burn-in Date Unknown
Serial No. 420DE3B51AB7aabbccdd-9F04aabbccdd
BIOS Version 6.00
RAID Version NA
RAID Status Unknown
RAID Type NA
RAID Chunk Unknown
BMC Version NA
Disk 0 500GB VMware Virtual disk 2.0 at mpt0 bus 0 scbus2 target 0 lun 0
Disk Total 500GB
Root 4GB 6%
Nextroot 4GB 6%
Var 400MB 5%
Log 400GB 7%
DB 12GB 0%
Swap 8GB
Mail Queue 70GB
RAM Total 16384M
NIC Management 00:50:56:88:11:ee
NIC Data 1 00:50:56:88:88:88
NIC Data 2 00:50:56:88:55:aa
PS1 Unknown
PS2 Unknown
Key 310day, Data Loss Prevention
Key 310day, External Threat Feeds
Key 310day, File Analysis
Key 310day, File Reputation
Key 310day, Graymail Safe Unsubscription
Key 310day, Intelligent Multi-Scan
Key 310day, IronPort Anti-Spam
Key 310day, IronPort Email Encryption
Key 310day, IronPort Image Analysis
Key 310day, McAfee
Key 310day, Outbreak Filters
Key 310day, Sophos
Key 31365day, Bounce Verification
Key 31365day, Cloud Administration
Key 31367day, Incoming Mail Handling
注意：您需要根据您的环境的平均邮件大小和邮件流调整理论值。
有关当前硬件型号和每个特定型号的详细信息，请参阅Cisco Security > Cisco Email Security Product Support页。
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