IP Telephony and Phones

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hi,i am configuring a SIP SRST on 3825 with CCM 6.1.3 ,and find it does not works.Could you check it for me! thanks!Here is the configurationvoice class codec 100 codec preference 1 g711ulaw codec preference 2 g711alaw codec preference 3 g729br8 cod...

Hi NetProI have a CCME whit one E1 ti connect to PSTN, inside have a ATA186 connect to FAX, when i send FAX to ATA number the call fail.ISDN Call debug.Sep 10 16:12:36.423: ISDN Se0/0/0:15 Q931: RX <- SETUP pd = 8 callref = 0x0A96 Sending Co...

Hi Guys,I am using CCM 5.1 and would like to meet the below requirement. When users(1000, 1001) call internally/externally to helpdesk hunt pilot(2000), the group members(3000,3001,3002) should be able to see the user extension numbers but users shou...

Hello All,I had a 3-PRI trunk terminated into two seperate Cisco 2851VGs working fine - in an effort to consolidate gateways we added an additional VWIC to GW#1 and terminated the 3rd PRI into it - circuits looked clean, no errors but we began having...

Hi all,Regarding Cisco docs:Cisco Unified Communications Manager follows the procedures that are described in RFC 3261, 3262,and 3264 to establish and clear down basic SIP calls. Often, on the outgoing side, Cisco UnifiedCommunications Manager will s...

jevgep by Level 1
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I have a phone that can't get to voicemail. When hitting the message button, it rings to the correct extension but never gets to the voicemail box. It just rings and rings..Any suggestions? I'm from Avaya land and just learning the good cisco stuff.