Skip to content

University of Žilina • Faculty of Management and Informatics • Department of Information Networks

NIL – Network Information Library
  • en_USENExpand
    • sk_SKSK
Log in
NIL – Network Information Library
  • en_USEN
    • sk_SKSK

Explore other categories

  • ATM (28)
    • Interworking (5)
      • CLIP (1)
      • LANE (1)
      • MPLS (1)
      • MPOA (1)
      • NHRP (1)
  • Cloud (3)
    • Cloud services (1)
    • MicroStack (2)
  • H.323 (2)
    • H.323 – references (2)
  • Instant messaging (4)
    • SIMPLE (2)
    • XMPP (2)
  • IP QoS (1)
    • References (1)
    • Tools (1)
  • IP Telephony (6)
    • VoIP (3)
  • IPTV (2)
  • IPv6 (6)
    • Tools (2)
  • Linux – HOWTO (52)
  • Monitoring, Management, Measurement (11)
    • SNMP (1)
    • Tools (6)
  • NetAcad (21)
    • CCNA (12)
    • Exercises (1)
  • Network security (22)
    • Analyzers (4)
    • Attacks (2)
    • Moloch (14)
    • TLS (1)
  • Practical – Cisco (1)
  • Practical – Fortinet (2)
    • Fortigate (2)
  • Practical – Mikrotik (2)
  • SIP (52)
    • Application servers (1)
    • Asterisk (3)
    • FreeSWITCH (2)
    • Kamailio (29)
    • NAT, FW (5)
    • OpenSER (2)
  • TCP/IP networks (2)
    • Tools (2)
  • Theses (2)
  • Traffic generators (1)
  • Virtualization (13)
    • VirtualBox (12)
    • XenServer (1)
  • WebCMS (1)
    • Drupal (1)
  • IPv6-IPv4 (1)
  • Switching (2)
  • OSPF (1)
  • Packet Tracer (1)
  • Windows 2019 server (1)

Home •

SIP • NAT, FW

Current category:

NAT, FW

Problem with a VoIP phone behind NAT – disabling FortiGate SIP ALG

Problem with a VoIP phone behind NAT – disabling FortiGate SIP ALG

SIP Practical – Fortinet Asterisk NAT, FW SIP UA Fortigate

30.05.2019

palo73

We had observed a problem, where a SIP phone is registering, but the AOR record indicates, that as a Contact IP address the incorrect and strange private IP address is used. As is shown on following listing: voip*CLI> pjsip show…

Riešenie NAT pre SIP OpenSER server

Riešenie NAT pre SIP OpenSER server

NAT, FW OpenSER

24.02.2011

 

Configuring NAT traversal using Kamailio 3.1 and the Rtpproxy server

Configuring NAT traversal using Kamailio 3.1 and the Rtpproxy server

NAT, FW

02.12.2010

admin

This article continues on series of articles about the Kamailio 3.1.x SIP proxy server deployed on the debian lenny and its features. In previous articles we have focused on: 1) installing clear Kamailio 3.1.x server  2) adding of the Mysql…

Builiding RTPproxy server 1.2.1 from GIT on debian lenny

Builiding RTPproxy server 1.2.1 from GIT on debian lenny

Linux – HOWTO NAT, FW

02.12.2010

admin

As the result of the testing, the rtpproxy 1.2.1 builded using git is faulted, see the end of the article or article about kamamilio nat traversal with rtpproxy.  

Sip over NAT

Sip over NAT

NAT, FW

31.05.2010

admin

If you use the article, please cite me: SIP over NAT [SIP cez NAT] / Pavel Segeč. In: Journal of Information, Control and Management Systems. – ISSN 1336-1716. – Vol. 7, No. 1 (2009), p. 89-95. Abstract Session Initiation Protocol…

Show more

Latest articles

Running Free CML – Virtualized AMD-V/RVI is not supported message

Tacacs for Ubuntu 20.04

How to install Microsoft Loopback Adapter on Windows 11

Latest comments

  • palo73: Hello, unfortunately I don't have the given firmware. Have you tried the manufacturer's website?
  • Benjamin G: Thank you so much, this was very helpful.
  • Danilo R. César: Hi, Congratulations on the article! I need SLM224g firmware 2.0.0.10 (slm2xx_FW_2.0.0.10.ros) Can you make the…

Favourite categories

Linux – HOWTO

Kamailio

ATM

SIP

Moloch

VirtualBox

Contact

Academy

Secretariat

Login to Network Information Library Žilina!

Log in

© 2025 NIL Žilina

Contact

Scroll to top

Search
  • Home
  • Contact
Log in