Remote Access Security Policies

1. All inbound access from the external network is denied.

2. All access from the external network to the GTA firewall is denied.

3. Access to the GTA firewall using the web interface is allowed only from IP addresses on the protected network. 4. Access from a Private Service Network to the GTA firewall is denied.

5. Access from a Private Service Network to a protected network is denied. 6. Access to the console interface requires a user ID and password. 7. Access to the web interface requires a user ID and password.

Remote Access Filters

1 #DEFAULT: Allow Protected Network access to remote admin services. Accept notice “PROTECTED” TCP from ANY _ IP to ANY _ IP 443 77

2 #DEFAULT: Allow Protected Network access to DNS server. Accept notice “PROTECTED” UDP from ANY _ IP to ANY _ IP 53

3 #DEFAULT: Allow Protected Network access to SNMP service. DISABLED - Accept notice “PROTECTED” UDP from ANY _ IP to ANY _ IP 161

4 #DEFAULT: DNSproxy - Allow all DNS replies. Accept notice ANY UDP from ANY _ IP 53 to ANY _ IP 53

5 #DEFAULT: DNS server - Allow all DNS replies. DISABLED - Accept notice ANY UDP from ANY _ IP 53 to ANY _ IP 1024:65535

6 #DEFAULT: Allow access to user authentication server. DISABLED - Accept notice ANY TCP from ANY _ IP to ANY _ IP 76

7 #DEFAULT TRADITIONAL URL PROXY: Allow connections to URL proxy. DISABLED - Accept notice “PROTECTED” TCP from ANY _ IP to 0.0.0.0/0 2784

8 #DEFAULT EMAIL PROXY: Allow connections to email proxy. DISABLED - Accept notice “EXTERNAL” TCP from ANY _ IP to ANY _ IP 25

9 #DEFAULT: Block/nolog discard bootp, netbios, and rwho. Deny warning ANY UDP nolog from ANY _ IP to ANY _ IP 9 67 68 137 138 513

10 #DEFAULT NO RIP: Block/nolog rip. Deny warning ANY UDP nolog from ANY _ IP to ANY _ IP 520 11 #DEFAULT RIP: Accept UDP rip. DISABLED - Accept notice ANY UDP from ANY _ IP to ANY _ IP 520

12 #DEFAULT RIP: Accept IGMP multicast for router addresses. DISABLED - Accept notice ANY 2 from ANY _ IP to 224.0.0.0/24

164 GB-OS 3.7 User’s Guide

13 #DEFAULT RIP: Accept router solicitations and advertisements DISABLED - Accept notice ANY ICMP from ANY _ IP to 224.0.0.0/24 9 10

14 #DEFAULT STEALTH: Block with alarm any other access to external interface. DISABLED - Deny warning “EXTERNAL” ALL alarm from ANY _ IP to ANY _ IP

15 #DEFAULT: Accept/nolog authentication (ident). Accept notice ANY TCP nolog from ANY _ IP to ANY _ IP 113 16 #DEFAULT: Allow pings and ICMP traceroutes to GB-OS. Accept notice ANY ICMP from ANY _ IP 8 to ANY _ IP 8 17 #DEFAULT: Allow UDP traceroutes to GB-OS. Deny warning ANY UDP nolog genICMP from ANY _ IP to ANY _ IP 32767:65535

18 #DEFAULT: Block/nolog stale WWW accesses. Deny warning ANY TCP nolog from ANY _ IP 80 to ANY _ IP 1024:65535 19 #DEFAULT: Block with alarm any other access to all interfaces. Deny warning ANY ALL alarm from ANY _ IP to ANY _ IP

account 5, 29, 47, 49, 50, 72, 131, 144

administrator 47

user 2, 47, 49, 53, 54, 55, 76, 111, 114, 122, 123, 145, 147, 160

ACL 31, 33, 34, 35, 37, 41, 42, 59, 60, 62, 116, 117, 118, 131, 132, 144, 145.

See also

access control list

match 131

Acrobat Reader ii, 3.

See also

Adobe

activation code 2, 5, 13, 14, 26, 29, 30, 33, 59, 131, 150 ActiveX 59, 60.

See also

content filtering

administrator 15, 23, 27, 29, 42, 45, 47, 48, 60, 61, 74, 82, 85, 89, 96, 103, 105, 109, 115, 142, 150, 151, 159.

See also

ac- count

Adobe ii, 3.

See also

documentation Adobe Acrobat Reader ii, 3

AES 1, 55, 79

AH 57, 82, 83, 95, 96.

See also

VPN

alarm notifications 29, 85, 86, 87.

See also

filters

muffle benign events 89

aliases 27, 28, 95, 156, 158, 159 AOL 132

Apple 3, 6, 8, 52.

See also

Macintosh applets 59, 60.

See also

Java

ARP table 101, 108, 111.

See also

router ASCII 30, 54, 55, 56, 57

asterisk 73, 112.

See also

regular expressions attacks.

See

vulnerability

doorknob twist 86, 98 fragmented packets 85, 86 ICMP replay 86 invalid packets 85, 86 IP address spoof 85, 86 authentication 1, 45, 48, 49, 50, 52, 53, 54, 56, 57, 78, 79, 82, 114, 122, 123, 124, 131, 134, 146, 159, 163, 164 authorization 45, 48, 53, 54, 55, 132, 149, 152 A records 27.

See also

DNS

B

backup 5

bandwidth 29, 74, 75, 82, 96

beacon IP addresses 63, 64.

See also

failover black list 31, 35, 37, 131, 132.

See also

Mail Sentinel

real-time 131

Blowfish 1, 55 bridge 2, 16, 17, 93

bridged interfaces 16, 93.

See also

bridge bridged protocol.

See

protocol

bridging 2, 15, 17, 30, 67, 91, 92, 130, 157 broadcast 68, 112, 129

browser 1, 8, 9, 52, 53, 102, 103, 142, 143, 149, 150, 152

Internet Explorer ii, 8, 52, 53, 128, 149, 152 Mozilla 8, 52, 149

Netscape Navigator 8, 52, 149

confirmed spam 33.

See also

Mail Sentinel Anti-Spam Connection Time-out 20

connectivity tests.

See

ping;

See

traceroute

console 1, 3, 5, 8, 44, 47, 50, 51, 52, 102, 128, 129, 133, 141, 142, 149, 151, 163

content filtering 1, 3, 59, 60, 62, 143 copyright ii

cracks 91, 155, 156.

See also

vulnerability;

See also

virtual crack

crossover cable 5, 7, 128, 130, 131

D

database conversion.

See

DBmanager

DB-9 128.

See

serial cable;

See also

serial cable DBmanager 3, 44, 121, 122 DDNS.

See

dynamic DNS default address objects 74 filter 19, 49, 62, 92, 137 IP address 8, 11 network settings 6 password 8, 11 ports 133 route 6, 9, 12, 15, 16, 17, 25, 63, 68, 69, 127, 129, 158 security mode 11, 12 user ID 8, 9, 11, 47, 149 VPN objects 55, 76 deny 2, 31, 33, 35, 37, 49, 57, 59, 60, 82, 83, 93, 131, 137, 138, 146, 147 DES 1, 55 DHCP 1, 2, 9, 12, 15, 16, 18, 25, 26, 76, 78, 111, 115 dial-up 18, 19, 49 dial scripts 18 Diffie-Hellman groups 2, 78, 79, 80 disconnected cable 130, 137 distinguished name.

See

DN DMZ 1, 9, 12, 17, 156, 157 DN 48, 124 DNS 1, 2, 6, 9, 12, 13, 20, 25, 26, 27, 28, 29, 31, 33, 41, 42, 52, 53, 59, 67, 72, 84, 87, 102, 104, 115, 117, 127, 131, 133, 134, 144, 155, 160, 161, 163 dynamic 28, 29, 133 lookup 33, 41 proxy 2, 13 record 27, 28 server 9, 12, 13, 20, 25, 26, 27, 28, 33, 41, 42, 53, 59, 87, 160, 161, 163 documentation ii, 3, 5, 6, 25, 155, 157 domain name 9, 12, 13, 15, 16, 25, 26, 27, 28, 41, 48, 49, 50, 59, 61, 72, 73, 78, 87, 102, 104, 129, 131, 132, 145 qualified 15, 16, 50, 102, 145

dotted decimal notation 9, 10, 102 download 3, 101

166 GB-OS 3.7 User’s Guide

DSL 18, 20 duplex 17

dynamic DNS 28, 29, 133.

See also

DNS

E

email

address ii, 33, 54, 56, 78, 87, 108, 116, 117, 118, 123, 131, 132, 145

black list 35.

See also

black list block 35.

See also

black list destination 35

filtering 1 headers 145

proxy 2, 25, 31, 33, 35, 37, 41, 42, 67, 72, 87, 116, 117, 130, 131, 132, 144, 145, 163.

See also

Mail Sentinel

server 2, 28, 31, 33, 35, 72, 87, 130, 131, 132, 144, 157 source 35

white list 35.

See also

white list

encapsulation 19, 79, 155

encryption 1, 8, 18, 45, 50, 51, 52, 55, 57, 68, 78, 79, 80, 142, 149, 159

errors ii, 71, 102, 107, 108, 109, 127, 128, 131, 132, 137, 145.

See also

self-verification;

See also

problems

ESP 57, 79, 82, 83, 95, 96, 113.

See also

IPSec;

See al-

so

VPN

Ethernet 1, 2, 5, 6, 7, 16, 17, 18, 91, 93, 101, 157.

See

also

straight-through cable;

See also

crossover cable

F

factory setting 127 failover 1, 30, 63, 64, 67

feature activation code 2, 5, 30, 59, 150

filters 1, 2, 9, 16, 45, 49, 50, 53, 57, 62, 63, 72, 74, 75, 76, 81, 82, 83, 84, 85, 86, 88, 89, 90, 91, 92, 93, 95, 96, 97, 101, 108, 112, 129, 130, 132, 133, 139, 147, 150, 159, 160, 163 bypass 16, 31, 59, 91, 93, 137 matched 81 order of evaluation 131 schedules 90 flow control 18, 128

fragmented packets.

See

attacks

FTP 1, 28, 44, 50, 59, 74, 75, 76, 81, 91, 134, 138, 139, 140, 155, 156, 157 updated port 138

G

gateway 1, 2, 6, 15, 16, 17, 18, 19, 25, 55, 56, 57, 63, 64, 65, 66, 67, 68, 69, 76, 78, 80, 91, 104, 112, 113, 127, 137, 138, 158, 160 policies 67

gateway-to-gateway 1, 55.

See also

VPN

GB-Commander ii, 3, 25, 29, 30, 103, 121, 122, 133, 147 Server 25, 29, 30, 133 GB-Ware ii, 5, 14 GBAdmin 1, 3, 5, 6, 8, 11, 12, 14, 15, 16, 17, 18, 20, 26, 28, 29, 30, 47, 50, 51, 52, 56, 72, 73, 81, 101, 103, 104, 107, 108, 109, 111, 128, 129, 133, 141, 142, 149, 152, 153, 154 GBAuth 1, 3, 48, 49, 50, 78, 82, 96, 114, 122, 123, 124, 132, 133, 147

generic routing encapsulation 19.

See also

GRE gigabit 2, 17

GMT 42, 103

GNAT Box Mailing List 2

GNAT Box System Software 1, 3, 4, 5, 10, 18, 45, 52, 68, 74, 103, 104, 105, 121, 128, 137, 149, 155, 156, 157, 158, 160 GRE 19, 83

GTAsyslog 1, 3, 43, 44, 121, 122, 137

GTA Channel Partner 2, 60 GTA Mobile VPN Client.

See

VPN GTA online support center 2, 5, 14

GTA Reporting Suite 3, 29, 43, 44, 103, 121, 122, 137 GTA Sales 2

H

H2A 1, 3, 17, 25, 29, 30, 31, 78, 96, 159

H2A High Availability 1, 3, 17, 25, 29, 30, 31, 159 halt 101, 102.

See also

shut down

HEX 30, 54, 56, 57.

See also

hexadecimal hexadecimal 14, 54, 55, 56, 57, 93 holes.

See

cracks

hops 63, 64, 67, 68.

See also

router

host name 13, 15, 16, 27, 28, 29, 30, 41, 42, 43, 48, 52, 53, 86, 87, 104, 134, 145, 149, 152.

See also

domain name HTTP 44, 45, 50, 51, 52, 59, 60, 61, 62, 81, 133, 134, 139,

140, 141, 143, 155.

See also

URL;

See also

Surf Sentinel 2.0;

See also

browser;

See also

HTTPS

proxy 59, 61, 62, 133, 143 unknown commands 59, 60 HTTPS 51, 52, 133, 134.

See also

SSL hub 5, 6, 8, 52, 128, 130

I

IANA 93, 96, 133, 134 ICMP 63, 67, 82, 84, 85, 86, 95, 96, 98, 102, 104, 114, 137, 139, 140, 142, 147, 155, 160, 164 IETF 50, 77, 160 IGMP 82, 83, 95, 96, 163

IKE 54, 56, 57, 76, 78, 79, 80, 145, 160.

See also

VPN indicator 8, 154

insecure 8, 52, 160

installation ii, 2, 3, 5, 14, 53, 121, 152, 155, 158 Internet Engineering Task Force.

See

IETF Internet Explorer ii, 8, 52, 53, 128, 149, 152 IPSec 1, 2, 56, 57, 77, 80, 160.

See also

VPN IP aliases.

See

aliases

IP packet.

See

packet ISDN 20, 21

ISP 13, 16, 25, 27, 28

J

Java ii, 1, 59, 60, 122, 132

JavaScript 59, 60.

See also

content filtering jumbo packets 17

junk email.

See

spam

K

key length 55 keyboard shortcuts 153

L

LAN 5, 7

LCLs.

See

local content lists LCP 21

LDAP 48, 49, 50, 78, 114, 122, 124, 133, 134.

See also

au- thentication

lease 25, 113, 114

expired 20, 111, 113, 115, 145, 146

LED 8

license 113, 114, 117, 121, 122, 145, 147 Lightweight Directory Access Protocol.

See

LDAP

Linux ii, 44.

See also

Unix;

See also

Macintosh;

See also

Win- dows

M

Macintosh 6, 8, 52, 149 MAC address 17, 111

Mac OS X.

See

Macintosh;

See also

Apple Mail Sentinel 131

Mail Sentinel Anti-Spam 1, 31, 33, 35, 116, 117, 131, 132, 144, 145

Mail Sentinel Anti-Virus 1, 31, 33, 35, 116, 117, 118, 131, 132, 144, 145

malicious programs 60.

See also

virus manual key exchange 56.

See also

IKE

MAPS 31, 33, 41, 42, 72, 117, 131, 132, 144.

See also

black list

matching rules.

See

regular expressions

Match Against MX.

See

access control list;

See also

MX records maximum

file size 31, 33, 117, 131

MD5 55, 68.

See also

hash memory slice 128, 129 Microsoft

Exchange server 129, 130

Windows ii, 1, 6, 7, 8, 11, 29, 52, 53, 121, 122, 123, 124, 125, 128, 130, 135, 149, 152, 153, 154, 156.

See also

Linux

MTU 17, 21 multi-WAN 2

MX records 27.

See also

DNS

N

NAS 48, 49.

See also

RADIUS

NAT 1, 2, 43, 44, 45, 67, 78, 79, 82, 88, 89, 91, 92, 93, 95, 97, 111, 113, 138, 139, 140, 141, 143, 144, 146, 147, 155, 157, 158, 159, 160

NAT-T 2, 78

NAT traversal.

See

NAT-T

navigation 150.

See also

user interfaces NetBIOS 129, 130, 134, 156.

See also

Windows network class 10, 15 connection type 127 settings 5, 6, 8, 9, 12 type 9, 12, 15, 95, 156 external 157 protected 157 PSN 157

network time server 9

NIC 6, 7, 9, 15, 16, 17, 18, 19, 20, 95, 138, 157, 158, 159 NIC 0 6, 7, 9 NTP 9, 42, 67, 132, 133, 134 server 42 parity 18 passthrough 16, 49, 50, 74, 75, 76, 81, 91, 92, 95, 112.

See

also

NAT password 5, 8, 9, 11, 20, 21, 29, 45, 47, 49, 50, 54, 68, 101, 115, 122, 123, 124, 125, 128, 132, 141, 142, 149, 152, 163 administrative 11 PDC 129 percentage 74, 96, 116 Phone Number 20, 23, 29, 88 ping 63, 64, 67, 86, 101, 102, 103, 104, 127, 128, 129, 130, 131, 142, 160

policy-based routing 63, 66.

See also

gateway;

See also

filters pool 25

ports 3, 6, 16, 49, 59, 60, 82, 87, 88, 89, 91, 97, 132, 133, 134, 142, 155

registered 133, 134.

See also

port number TCP 133

port number 29, 30, 43, 48, 51, 62, 75, 83, 122, 133, 149.

See

also

protocol PPP 1, 2, 13, 15, 16, 17, 18, 19, 20, 21, 22, 23, 76, 78, 127, 137, 158 PPPoE 1, 15, 17, 18, 20, 21, 23, 127, 137 Provider 21 PPTP 1, 15, 17, 18, 19, 20, 21, 23, 127 Primary Domain Controller.

See

PDC

priority 28, 30, 35, 37, 44, 45, 63, 74, 82, 83, 85, 86, 138, 141, 160 problems 5, 33, 69, 107, 112, 127, 131, 132, 137, 154, 155 protocol 1, 16, 17, 18, 21, 43, 50, 55, 57, 59, 65, 68, 69, 75, 79, 81, 82, 83, 84, 88, 89, 91, 93, 95, 97, 98, 101, 102, 114, 137, 138, 141, 155, 156, 159, 160 bridged 137 proxy DNS 2, 13 email 1, 2, 25, 31, 33, 35, 37, 41, 42, 67, 72, 87, 116, 117, 130, 131, 132, 144, 145, 163 HTTP 59, 61, 62, 133 port 61 SMTP 115 traditional 61, 62, 143 transparent 61, 143 PSN 1, 2, 9, 12, 15, 16, 20, 25, 56, 57, 68, 78, 82, 83, 87, 89, 91, 95, 96, 97, 98, 113, 129, 130, 141, 155, 156, 157, 158, 159

Q

quarantine 35, 72, 116, 117, 118, 131, 144, 145.

See al-

so

spam;

See also

virus

question mark 73.

See also

regular expressions

R

RADIUS 48, 49, 50, 78, 114, 122, 124, 125, 133.

See also

au- thentication

168 GB-OS 3.7 User’s Guide

ranges 2, 25, 27, 72, 131, 133 RBL.

See

black list

RDNS.

See

reverse DNS references.

See

objects register 2, 5

registration 3, 5, 14

regular expressions 72, 73, 74, 131.

See also

objects

remote access filter 13, 19, 42, 48, 49, 50, 51, 62, 78, 86, 89, 97, 122, 123, 124, 128, 129, 130, 138, 141

remote administration 50, 51, 52, 141, 142, 149.

See also

re- mote management

Remote Authentication Dial-In User Service.

See

RADIUS remote logging 1, 43, 137

remote management 1, 141, 142

reports 2, 23, 45, 54, 103, 107, 108, 111, 113, 114, 127, 131, 132, 150.

See also

system activity

reset to factory defaults 101, 128, 149

reverse DNS 27, 28, 31, 33, 41, 117.

See also

DNS reverse zone names 27, 28

revert 128, 129.

See also

reset RFC 1058 68

RFC 2401 77

RIP 17, 63, 68, 69, 82, 130, 163, 164 RJ-45 157.

See also

Ethernet

RMC 47, 50, 51, 133, 141, 142, 149.

See also

GB-Com- mander

router 2, 5, 9, 12, 16, 17, 20, 25, 69, 91, 101, 127, 128, 130, 163, 164

Routing Information Protocol.

See

RIP rule.

See

filters

runtime (executable) 105, 128, 153.

See also

software version

S

SA 54, 55, 146.

See also

VPN

scripts 18, 59, 60.

See also

content filtering security alert 8, 52, 123

security association.

See

SA security certificate 8, 52, 53

security policy 19, 56, 57, 83, 86, 88, 97, 150, 160 self-verification 108.

See also

errors

serial cable 5

serial console 128.

See also

user interfaces serial number 2, 5, 13, 14

services 1, 3, 6, 13, 14, 25, 26, 28, 41, 48, 50, 67, 82, 89, 96, 102, 129, 132, 133, 134, 155, 157, 163

SHA1 78, 79.

See also

hash shut down 102, 156

Simple Network Management Protocol.

See

SNMP SMB 156.

See also

NetBIOS

SMTP 31, 41, 72, 81, 115, 117, 118, 132, 134, 144, 145 SNMP 25, 45, 47, 82, 87, 134, 163

software version 104, 128

spam 1, 3, 31, 33, 35, 41, 116, 117, 131, 144, 145

Unkown status 117

SPI 55.

See also

VPN

SSL 1, 8, 9, 12, 16, 48, 50, 51, 52, 53, 123, 131, 132, 133, 134, 142, 149

certificate 8, 9, 12, 16, 52, 53, 123, 132

SSL-compatible 1, 8, 52, 149

Stateful Packet Inspection engine 1, 155 static address mapping 97, 158.

See also

NAT static mapping.

See

static address mapping stealth mode 1, 81, 84, 86, 160

straight-through cable 5, 128, 130, 131 subject line tags.

See

tag

subnet mask 6, 10, 15, 25, 27, 28, 54, 56, 57, 69, 71, 72, 93, 95, 98, 159

support ii, 1, 2, 5, 23, 26, 43, 50, 52, 91, 107, 108, 143, 146, 147, 155, 158, 159, 160

Surf Sentinel 2.0 ii, 1, 44, 59, 60, 132, 143, 147 switch 5, 6, 8, 17, 67, 122, 128, 130

syslog 1, 43, 44, 122, 134

system activity 43, 54, 63, 96, 97, 111, 115, 118, 131, 132, 147

T

tag 16, 35, 138, 139, 141, 142.

See also

Mail Sentinel Anti-Vi- rus;

See also

Mail Sentinel Anti-Spam

tagging.

See

tag

TCP 1, 6, 16, 30, 31, 43, 49, 50, 51, 60, 62, 65, 68, 81, 82, 86, 93, 95, 96, 98, 114, 115, 122, 129, 130, 131, 132, 133, 134, 135, 137, 138, 139, 140, 141, 142, 143, 147, 155, 163, 164 technical support.

See

support

telnet 2, 97, 134, 155 terminal 128 emulation 128 testing connectivity 127 threads 145

timeout 95, 98, 99, 113, 114, 116, 117.

See also

lease time zone 42, 103.

See also

NTP

topographies 2

total number 54, 116, 117, 118 traceroute 101, 104, 127 trademarks ii

traditional proxy 61, 62, 143

traffic shaping 74, 75, 76, 82, 96.

See also

bandwidth transparent proxy 61, 143 troubleshooting 3, 84, 101, 107, 112, 116, 127, 128, 129 connectivity 127 tunnel 31, 45, 49, 50, 74, 75, 76, 81, 84, 86, 88, 89, 95, 96, 97, 122, 129, 138, 139, 141, 146, 147, 155, 156, 157, 159, 160 TX_100 17

U

UDP 1, 42, 57, 65, 66, 82, 86, 95, 96, 98, 104, 114, 129, 130, 133, 134, 135, 137, 138, 139, 140, 141, 142, 155, 160, 163, 164

Unix 44, 149.

See also

Linux;

See also

Macintosh;

See

also

Windows

unlocking.

See

DBmanager unsolicited email.

See

spam

update 2, 5, 16, 28, 51, 52, 104, 105, 111, 112, 114, 116, 128, 131, 132, 133

upgrade.

See

update

upload 104, 105.

See also

update

URL 44, 45, 50, 51, 60, 61, 62, 143, 149, 163.

See also

con- tent filtering user ID 5, 8, 9, 11, 20, 47, 50, 141, 149, 163 user interfaces 1, 3, 141, 149 UTC 42, 103 utility software 3, 6, 48, 137 UTP_10 17

V

verification 108, 109, 127, 141, 142, 150, 152, 154.

See

also

errors

version.

See

software version

virtual crack 75, 76, 155, 156.

See also

cracks Virtual Router ID.

See

VRID

virus ii, 1, 3, 31, 33, 35, 116, 117, 118, 131, 132, 144, 145.

See

also

Mail Sentinel Anti-Virus

153, 154, 163

web server 2, 28, 102, 103, 138, 139, 141, 149, 158 web site ii, 2, 3, 14, 28, 59, 62, 91, 93, 129, 133, 150, 155 weight 74, 75, 76, 134, 163.

See also

priority

WELF ii, 43, 119, 121, 137.

See also

log white list 31, 35, 37, 132.

See also

Mail Sentinel wild-card character 73.

See also

regular expressions

Windows ii, 1, 6, 7, 8, 11, 29, 52, 53, 121, 122, 123, 124, 125, 128, 130, 135, 149, 152, 153, 154, 156

Windows-compatible 1, 29

X

X-headers 145.

See also

email X.500.

See

LDAP

In document GB-OS. Firewall. Version 3.7. User s Guide SOFTWARE GBUG (Page 171-177)