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Cisco VoIP

Cisco Unified Communications Manager, Voice Gateway Gatekeeper

, , , Cisco Unified Communications Manager, Voice Gateway Gatekeeper

SIP
TCP/UDP 5060
SIP TLS(TCP) 5061
Real-Time Protocol (RTP)UDP 16384 32767
Secure Real-Time Protocol (SRTP)UDP 16384 32767
Skinny Client Protocol (SCCP)TCP 2000
Secure Skinny Client Protocol (SCCPS)TCP 2443
Media Gateway Control Protocol (MGCP) UDP 2427
Media Gateway Control Protocol (MGCP) TCP 2428
MGCP GatewayUDP 2427, 2428
H.225 Signalling Services ICT H323 GatekeeperTCP 1720
Gatekeeper (H.225) DiscoveryTCP 1718
Gatekeeper (H.225) RASUDP 1719
H.245TCP 5555-5574
Gatekeeper Discovery (RAS)UDP 1719
Q.931 signaling Voice GatewayTCP 2727
Q.931 call SetupTCP 1720
SyslogTCP 514

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