Voice over IP

I have a AS5400 router, and it has two E1/R2 interfaces and One E1/PRI(ISDN/QSIG).The first E1(6/7) are linked with PBX (ISDN Q-Sig) and the second E1 I used to remote access with E1 R2 linked with PSTN it's work fine. The problem is with ISDN/Q-SIG ...

I initiated a conversation about same problem earlier with little confusion but now I have clear view about the situation.TP---E1(R2analog)----3660----ethernet--1751 with FXS----TPI picked 1751 attached telephone handset at 15:42:39.999 (40th sec) ...

Hello.Can PPPoE be configured between two 26xx routers ?If this is possible - can fragmentation and interleaving be configured at that link ?There are two routers (Client router and Provider router) connected via Ethernet. Provider set a policer at t...

Hi All,My company plan to use VoIP to interconnect the remote-site. The traffic will not be very high. I am thinking about to use 4 FXO ports or use E1 to connect to my PBX. I am afraid that if I use E1, the PBX is not compatable with the 2600 router...

Hi,we have upgraded to 12.2.16 from 12.2.11.T2 because of stacks and reloads with PC BUS errors.Now,we have constantly in the logging the above message with no other problem symptoms.Please check and advise,Best regards,

We have bandwidth that services both data and VoIP (carrier-grade).What can we do to try and make efficient use of that bandwidth so wecan prioritize (or more efficiently usher) VoIP packets out of the door?

HelloI have a 2600 with a voice port (directly connected to a telephone) connected to a AS5300 with a voice port (directly connected to a pabx)When i ring from the 2600 phone the AS5300 dialed extension rings the call is works fineWhen i dial through...

We have VoIP setup that connect branch offices through the head office PBX .(calls cross the E1 link twice that connect 3662 & PBX).When call progress between two 1751 2V, there is a 18 second silent between dialing digits and getting ring back tone....

I want to get rid of a satellite link between my two PBX’s and use VPN.Whom within Cisco do I talk with to see if it can be done?6 analog lines are going into a mux on each end and to a 128k linkThanks

Hello, I have an AS5300 deployed in a h323 VoIP network , this Access Server has an Ethernet and a fast ethernet interfaces . i m using the fast ethernet interface to connect to Internet and to register to a gatekeeper on the Internet.for availab...

Hi all,is it possible to priotize H.323-Messages like ARQ/LRQ with DSCP-marking, for example AF31???Regards,//Ronald

HiI'm encountering some VOIP problems. I haveproblems getting calls to a remote site. I reloaded the router and voip isworking fine again.However after the router was reloaded, i busyout forced on 3 voip ports,leaving only one port empty, the ratio t...

GuysI've seen a few things about 7200's with NPE-100/200 incompatible with 2port t1/e1 voicecard......I've been surfing around but without any real answers...we have got the right ios etc...but haven't seen anything on field notices....please see sh ...

Hi.I have the following QoS config in a Cisco 7500:policy-map Oficinas class Critical priority percent 90 class Intranet bandwidth percent 6The policy is attached to different 64-kbps serial interfaces with PPP encapsulation.Actually, there is no v...

Dear support .I have a VOIP external Device using Diffserv Feature. I want to match the voice packets out from this device using access-list and class-map features to give them priority..When enabling the Diffserv feature on the VOIP gateway,The comp...