SIP
The common signaling protocol used to establish and manage calls VoIP.
View definitionIT Dictionary
Clear, practical definitions to understand network, security, systems and IT vocabulary.
Filter by topic 63 topics
All topics
3CX 3
Active Directory 26
AI & Data 19
Applications & API 3
Backup 52
Backup & Security 10
Cloud 22
Cloud & DevOps 21
Cloud & Linux 23
Cybersecurity 93
DNS 3
Email 17
FortiGate 40
Hardware 21
IA & Data 3
Identity & API 2
Identity & Directory 15
Identity & SaaS 1
IT & Operations 7
Linux 70
Microsoft 365 84
Monitoring 2
Monitoring & ITSM 21
Networking 101
Networking & Datacenter 1
Networking & DNS 11
Networking & Ethernet 1
Networking & IPv6 4
Networking & Monitoring 1
Networking & Multicast 1
Networking & Routing 4
Networking & Security 4
Networking & Switching 4
Networking & VLAN 2
Networking & Wi-Fi 8
Networking / VPN 1
PKI & Certificates 7
Security 16
Servers 39
SSL / PKI 5
Storage 37
Storage & Authentication 1
Storage & Linux 1
Storage & Virtualization 2
Telephony 10
Telephony & VoIP 18
Virtualization 59
Virtualization & Storage 10
VMware 2
VPN & IPsec 2
Web 6
Web & Data 31
Web & Development 8
Web & Networking 3
Web & Security 2
Web & WordPress 16
Windows 46
Windows & Hardware 1
Windows & Identity 1
Windows & Security 2
Windows & Storage 2
Windows Server 5
WordPress 14
3matching definitions · 1,058 in the dictionary
Clear filters
SIP ALG
A function of some routers that modifies traffic SIP to try to facilitate the NAT.
View definitionSIP Trunk
A SIP trunk connects a business IP PBX, such as 3CX, to a telephony provider or another PBX over an IP network.
View definition