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IMPORTANT
SNS 3.x versions have reached End of Maintenance since July 1st, 2024.
We recommend that you update your SNS firewalls to a version with maintenance to guarantee the protection of your infrastructure.

# Allowed or prohibited names

These are the characters allowed or prohibited on items saved on your firewall:

## Firewall name

Firewall name must not exceed 127 characters. Allowed characters:

<alphanum> - _ .

## Login and password

- Login (prohibited characters):

" <tab> & ~ | = * < > ! ( ) [ ] / \ $ % ? ' ` <space> : ; @ + ,

- PPTP login (allowed characters):

<alphanum> - _ .

- Password (prohibited characters):

" <tab> <space>

## Filter and NAT

Comment and separator (prohibited characters):

< > "

## Interface names

- Names of interface must not exceed 15 characters. Names of interfaces may not contain the following words if they are immediately followed by numbers (e.g.: ethernet0, dialup123):

loopback ethernet wifi dialup vlan bridge agg ipsec sslvpn gretun gretap

- Names must not begin with the following prefixes:

firewall network serial loopback

- Names must not be a reserved word:

Ipsec dynamic sslvpn any protected notprotected

- Names must not contain the following characters:

@ " # <tab> <space>

## Network objects

### Object name

- Object names must not exceed 255 characters. Prohibited characters:

<tab> <space> | ! " # , = @ [ \ ]

- Prohibited prefixes:

Firewall_ Network_ ephemeral_ Global_

- Prohibited names:

any internet none anonymous broadcast all

### Comment

- Prohibited characters:

< > # @ "

## DNS (FQDN) name objects

Object names must not exceed 255 characters. Allowed characters:

<alphanum> . -

## Certificates and PKI

- The C field must not exceed 2 characters.

- The CN field must not exceed 64 characters.

- Certificate name (prohibited characters):

/ <tab> " ` % :

- Certificate short name (prohibited characters):

/ <tab> " ` % : \

- Certification authority name (prohibited characters):

` " : _ [ / ]

## Users

- User name in the database (prohibited characters):

<tab> " , ; & ~ | = * < > ! ( ) \

- Name of the group in the User database (prohibited characters):

<tab> <space> & ~ | = * < > ! ( ) \ $ % ! ' " ‘

- LDAP database path: DN, CA Dn and consort (prohibited characters):

" & ~ | * < > ! ( )

## IPsec VPN

Name of the IPsec peer (prohibited characters):

# = @ [ \ ]

## SSL VPN

- Web server login (allowed characters):

<alphanum> - _ . :

- Prefix of the URL’s root directory: (allowed characters):

<alphanum> - _

## E-mail alerts

- E-mail addresses of SMTP server (prohibited characters):

<alphanum> ! # $ % & \ * + - / = ? _ ` { } | ~ .

- Name of e-mail groups (prohibited characters):

<tab> <space> | ! " # , = @ [ \ ]