多项选择题
A. an antispam license
B. DNS servers configured on the SRX Series device
C. SMTP services on SRX
D. a UTM profile with an antispam configuration in the appropriate security policy
E. antivirus (full or express)
单项选择题 Which command would you use to enable chassis cluster on an SRX device, setting the cluster ID to 1 and node to 0?（）
单项选择题 Which statement is true regarding IPsec VPNs?（）
单项选择题 If both nodes in a chassis cluster initialize at different times, which configuration example will allow you to ensure that the node with the higher priority will become primary for your RGs other than RG0?（）