About vantonenko

vantonenko · 07-08-2016

Hello, I have a weird issue with some server LANs that terminated on FWSM. In this LANs used static IP-addressing. All of the servers are VMWare VMs. And after reboot or restarting network interfaces on these VMs, (Windows and Linux) OS reports "Dup...

vantonenko · 12-10-2015

Hello There is a problem with Dial tone and DTMF on 7900 series phones on CUCM 7.1 Sometimes at any of the IP phones when phone get hook-of I hear dial tone but not hear key press tone when typing a number. Phone can make and answer calls. But when I...

vantonenko · 07-28-2015

Hello!Today i suddenly met the restrictions in Nexus 5596 System version: 5.1(3)N1(1a).The target is monitoring one source (10Gig Ethernet port), to two destination ports. (This is third party active/passive monitoring & IDS).And restriction is:One m...

vantonenko · 03-26-2015

Hello everyone,I configured the IVR (vxml) script fo CME, for extension numbers. ("Welcome, for dial enter the short number of worker or wait for operator")Then i did a test call from sip trunk to CME,Calling-number with label: XXXX (XXXX)Called-numb...

vantonenko · 01-28-2015

Hello,I have a question about receiving incoming calls, when Publisher is down.My provider gives me IP telephony with two SIP-trunks for outgoing call, and one SIP-trunk for incoming call (Routed to Publisher), therefore, when Publisher is down, we c...

vantonenko · 12-17-2015

I sniffed streams with working and problem phone and noticed: Stream of working phone: Signal flow going through Subscriber, voice flow going through Publisher Phone uses inband DTMF using changing of RTP Payload CUCM uses this DTMF method too over S...

vantonenko · 12-17-2015

I sniffed streams with working and problem phone and noticed: Stream of working phone: Signal flow going through Subscriber, voice flow going through Publisher Phone uses inband DTMF using changing of RTP Payload CUCM uses this DTMF method too over S...

vantonenko · 04-07-2015

Hello,Thank you.But I operate Call Manager Express System.I'll try to describe again:When users forwarding or transfering calls to local destination. On the display on destinated phone we see "Forward:X To: Y By: Z", but I want to see just "From: X" ...

vantonenko · 01-29-2015

Thank you, EmilBefore I try this, i want to clarify that CME can route calls from SIP-trunk to SIP-trunk without "border element mode".I never met this configuration, so i afraid about this.Can you dispell my doubts?

vantonenko · 01-28-2015

Thank you Suresh,As i understand, i can use CME instead CUBE, cause it has SIP to SIP and dial-peer with preference functionality? If i right, why CUBE better than CME in that case?

Member Since	‎10-05-2014 10:16 PM
Date Last Visited	‎07-18-2018 12:03 AM
Posts	24

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FWSM false ARP reply

CUCM 7.1 and CP 7900 series no key press tone and DTMF.

Nexus SPAN to multiple destinations

Cisco IP-Phone display incoming tranfer

CUCM inbound calls failover

I sniffed streams with

I sniffed streams with

Hello,Thank you.But I operate

Thank you, EmilBefore I try

Thank you Suresh,As i