Tag Archives: Unified Communications

Cisco UC – Gatekeeper

See Cisco Unified Communications for architecture information   @Gatekeeper 1) Perform configuration in the central gatekeeper. configure terminal gatekeeper zone local CUCM1 domain.com [GK IP] zone local CUCM2 domain.com zone local GW1 domain.com zone local GW2 domain.com zone prefix CUCM1 [ROUTEPATTERN-CUCM1] gw-priority 10 [TRUNK_NAME]_1 //publisher zone prefix CUCM1 [ROUTEPATTERN-CUCM1] gw-priority 9 [TRUNK_NAME]_2 //subscriber zone prefix CUCM2… Read More »

Cisco UC – Gateways and SRST

Gateway Gateways are Cisco routers that have Voice Ports to connect to PSTN network and PVDM cards to transcode. Voice Cards Pri E1 -> VWIC-1MFT-E1 Bri ports -> VIC2-2FXO Analog devices (fax, mobile track) -> VIC-4FXS Data ISDN -> WIC-2BRI VWIC – Voice and WAN Interface Card (Voice + Data) VIC – Voice Interface Card (Only Voice) WIC – WAN Interface Card (Only Data)… Read More »

Cisco UC – CUBE – Border Element

CUBE CUBE – Cisco Unified Border Element is a SBC – Session Border Controller based on Cisco routers. It will be used as a central device when connecting different telephony systems through a SIP trunk and also to interconnect with a ITSP – Internet Telephony Service Provider that provides PSTN access through a SIP trunk. The codec… Read More »