User's Manual

Chapter 12 Firewall
B222s User’s Guide
109
Each field is described in t he following t able.
12.4 The Access Control Screen
Click Securit y > Firew all > Access Cont rol t o display the following screen. This screen displays a
list of the configured incom ing or out going filt ering rules.
Figure 63 Secur it y > Firewall > Access Cont rol
Each field is described in t he following t able.
Table 42 Security > Firewall > Services > Add New Service Entry
LABEL DESCRIPTION
Nam e
Type a descript ive nam e for t he service.
Ty p e Select t he protocol t ype ( TCP, UDP or I CMP or Ot h er s) of t he service.
Prot ocol Num ber Ent er the prot ocol num ber of t he service type.
Source Port,
Dest inat ion Por t
The source port defines from which port num ber( s) t he ser vice t raffic is sent .
The destinat ion port defines t he port num ber(s) t he dest inat ion host s use t o
receive t he service t raffic.
Select Single if t he service uses one and only one sour ce or dest ination port ,
then ent er the port num ber.
Select M ultiple if t he ser vice uses t wo or m ore source or dest inat ion por ts, t hen
ent er a port range. For exam ple, suppose you want t o define t he Gnutella
service. Select TCP t ype and ent er a port range of 6 3 4 5 - 6 3 4 9 .
Apply Click Apply to save y our changes.
Back Click Back t o exit t his screen wit hout saving your changes.
Table 43 Security > Firewall > Access Cont rol
LABEL DESCRIPTION
Rules Storage
Space usage( % )
This bar show s t he percent age of t he LTE Device’s space has been used. I f the usage is
alm ost full, you m ay need to rem ove an existing filt er r ule before you creat e a new one.
Add new ACL rule
Click t his t o go t o add a filt er rule for incom ing or out going I P t raffic.
Nam e This displays t he nam e of t he rule.
Src I P This displays t he source I P addresses t o which t his rule applies. Please not e that a blank
source address is equivalent t o Any.
Dst I P This displays t he destinat ion I P addr esses t o which t his rule applies. Please not e that a
blank destinat ion address is equivalent t o Any.
Services
This displays t he prot ocol t ype and a port range t hat define t he ser vice t o which this rule
applies.