JN0-232 Exam Dumps - Security, Associate (JNCIA-SEC)

Content filtering on SRX devices inspects and controls specific file types transferred across certain application protocols:

SMTP (Option A):Supported. Content filtering can block specific file attachments in emails.

HTTP (Option D):Supported. Content filtering can block downloads of specific file types over web traffic.

SNMP (Option B):Not supported; SNMP is a management protocol, not a content delivery protocol.

TFTP (Option C):Not supported by content filtering.

Correct Protocols:SMTP and HTTP

In Junos OS, NAT rules are evaluated intop-down order. When a new rule is added, it is placed at thebottomof the rule set by default.

To move a rule to the top of the rule set, the command is:

set security nat source rule-set rule top

Option A (top):Correct. Moves the specified rule to the top of the list.

Option B (run):Used to execute operational commands, not rule reordering.

Option C (up):Not valid for reordering NAT rules.

Option D (insert):Not a supported NAT reordering command in Junos.

Correct Command:top

The packet processing order in SRX with NAT and policies is:

Destination NAT(applies first, for inbound traffic).

Security Policy Evaluation(after destination NAT, before source NAT).

Source NAT(applies last, for outbound traffic).

Option A:Incorrect. Policies are not evaluated before destination NAT.

Option B:Correct. Security policies are evaluatedbefore source NATbut after destination NAT. So in terms of order, policies are processed prior to source NAT.

Option C:Incorrect. Policies are not evaluated before source NAT — they are evaluatedbefore source NAT is applied.

Option D:Correct. Policies are evaluatedafter destination NAT.

Correct Statements:B and D