3CX Ltd
30
Freeware
It can simplify Firewall configuration at both the remote and the PBX location.
Konnetic
9
Shareware
Konnetic's Unity SIP .NET SDK povides a fully RFC3261 compliant class library.
Microchip Technology Inc.
505
Freeware
The Microchip Application Libraries includes full source code.
15
Linphone
2,606
Open source
Configure SIP accounts, perform VoIP phone calls or initiate audio conferences.
63
KaplanSoft
60
Shareware
TekSIP is a SIP Registrar and SIP Proxy for Windows.
86
Tansu TURKOGLU
22
Freeware
Tansu TCP, Free TCP Trace Tool which forwards tcp packets to another server.
1
TAL Technologies, Inc.
16
Shareware
TCP-File allows you to easily log TCP/IP data from any number of TCP/IP ports.
1
PCBest Networks
18
Freeware
Robust SIP ActiveX Phone is a powerful and robust SIP ActiveX phone client.
E-Soft Billing (Pvt.) Ltd.
2
Demo
SIP Mobile Dialer is designed for small and mid size VoIP/SIP providers.
2
Flachmann & Heggelbacher
940
Shareware
Establishes TCP connections, accepts a TCP connection on a local port, etc.
17
Speed Guide Inc.
21
Freeware
SG TCP Optimizer allows you to tune and optimize TCP and IP related parameters.
18
SimpleComTools
336
Freeware
TCP Test Tool can be used to diagnose TCP traffic on any IP network.
Michael Ronge
Freeware
TCP/IP Tool is a tool of TCP/IP protocol. It can do as a custom Client, or as a custom Server. Speci....
NEWRON SYSTEM
87
Freeware
NL220 can access a project using TCP/IP network with TCP client.
2
Goheer.com
49
Shareware
TCP Traceroute is a traceroute implementation using TCP SYN packets.
