douhanm

Member Since: Nov 17, 2005

English
douhanm commented on How to block the SMTP port 25 on Cisco router in WAN, Routing and Switching 4 years ago

hiUse an accesslistvto handle itSomething like thisConf tAccess-list 150 deny tcp any any eq...

douhanm commented on How to force VLAN interface to stay always UP? in Other Network Infrastructure Subjects 4 years ago

how bout no keep alive ? That was on routers at leastMattSent from Cisco Technical Support iPad App

douhanm commented on Seeing What Prefixes EIGRP Is Advertising in LAN, Switching and Routing 4 years ago

Look into eem scripting it will monitor routes for free if you can script a littleMattSent from...

douhanm commented on BGP Configuration with 3845 in WAN, Routing and Switching 4 years ago

HelloYou don't need to advertise anything, let your ISP advertise for you and stick with your...

douhanm commented on active standby in routers ? in WAN, Routing and Switching 4 years ago

HelloI dont think you have much hope, if the router where the link is connected goes down having a...

douhanm commented on implement spanning-tree and hsrp, and all switching professional level, in our company in WAN, Routing and Switching 4 years ago

HelloI would stay away from MST because when you add a new vlan your stp domain will converge wich...

douhanm commented on dialup redirect in Remote Access 4 years ago

HiUse a specific dialer interface with a strict access listMattSent from Cisco Technical Support...

douhanm commented on change ISDN Call Type from out to in in Remote Access 4 years ago

HiJust point a floating static route to far end networks over the isdn When primary link fails and...

douhanm commented on cannot access internal web server from same lan in Remote Access 4 years ago

This is not working because your router has a direct to your web server that is not through the...

douhanm commented on Benefits of L3 switching against L2 switching and difference between L3 & L2 switching in LAN, Switching and Routing 5 years ago

This is a religious argument really, we have done bothSome argue that smaller L2 domains are good...

douhanm commented on Changeover between ISPs in WAN, Routing and Switching 5 years ago

Sure in many different ways, simplest is two static routes with different admin distance , more...

douhanm commented on NAT not NAT in WAN, Routing and Switching 5 years ago

It will only nat if the destination ip is 213.23.23.21 as this what you have specified in your...

douhanm commented on VxLAN is here - now what? in LAN, Switching and Routing 5 years ago

Well lisp allows you to separate location and address in routing not really relevant for the...

douhanm commented on Direct internet connection to SPOKE site in WAN, Routing and Switching 5 years ago

If the Internet is only for the local site you don't need to inject to the MPLs cloud, how many...

douhanm commented on 2901 WAN concurrent users in WAN, Routing and Switching 5 years ago

The users would not access the router but yes the 2901 can handle 4 Mbps of traffic Wether 4 Mbps...

douhanm commented on ASR1002 OSPF trouble in LAN, Switching and Routing 5 years ago

You never answered the question above if all timers are the same on all devices, it is most likely...

douhanm commented on track ip route command in WAN, Routing and Switching 5 years ago

It seems you are comparing your metric track with the admin distance of the route, those are...

douhanm commented on NTP run and installed in LAN, Switching and Routing 7 years ago

not really sure what the actual question is but here is a stab at answering a few possible ones1....

douhanm commented on Many VLANs in LAN, Switching and Routing 7 years ago

with the number of VLANS MST is the way to go for sure.

douhanm commented on VG224 Forward Digits in Video Over IP 7 years ago

yes this works in the same way

douhanm commented on VoIP configure on edge switch 3750 in Video Over IP 7 years ago

Start with cleaning the config a bit, basically for QoS all you need is the mls qos trust DSCP and...

douhanm commented on Cisco Unified Video Conferencing Manager and MCU 3515 in Video Over IP 7 years ago

what do you need to achieve? non IP terminals to be able to communicate using video with your IP...

douhanm commented on xmedius fax pull hair out in IP Telephony 7 years ago

I do not see why it has to be soo complicated, take the fax server on the second GW and configure a...

douhanm commented on CUE Upgrade in IP Telephony 7 years ago

do you have the language poack file on the server?

douhanm commented on OffNet Call drops when forwarded from G711 to G729 in IP Telephony 7 years ago

As far as I understand this is non supported config, there is no way for UCM to know that it needs...

douhanm commented on Call transfer in IP Telephony 7 years ago

have you checked the max calls and busy trigger set to weird values on the DNlets say busy trigger...

douhanm commented on Voice hunt groups in CME in IP Telephony 7 years ago

sounds like a codec issue, your incoming call is probably using another codec than G711 ulaw that...

douhanm commented on ID caller spoofing in IP Telephony 7 years ago

yes use translation profiles in the H.323 gateway, assuming you use H.323 of course.

douhanm commented on Call Failure (H323) in IP Telephony 7 years ago

DO you really need the voice class h323 confiog? if not remove it.ALso your voip dial-peers seem to...

douhanm commented on Carrier vs. 2811 vs. CUCM Codecs/Transcoding in IP Telephony 7 years ago

you definatly want to stay away from MTP unless you really need them, because they hairpin calls...

douhanm commented on how to set the conference participant number in MPX2 used as CFB in CUCM 6 in IP Telephony 7 years ago

you need to change the service parameter for max ad hoc conf participants i UCM, by default it is...

douhanm commented on id caller spoofing in IP Telephony 7 years ago

you need to define what you mean by sppof, if you want to send a number outside of your range to...

douhanm commented on Incomming Caller ID, Droping the first digit 0 on the display in IP Telephony 7 years ago

check what the telco is sending you with debug isdn q931you might neeed to insert a 0 with a...

douhanm commented on PDA with Callmanager in Other Collaboration, Voice, and Video Subjects 7 years ago

currently no, you need a NOKIA E series with the ICC client then your phone will look like an 7970...

douhanm commented on Cisco IP Communicator on LWAPP in Wireless IP Voice and Video 8 years ago

you have the option 150 on the dhcp scope for the wlan?

douhanm commented on Video Advantage 2.0 problem in Video Over IP 8 years ago

you need 12.4.15T3 and H.323 slow start

douhanm commented on help with Identifying FXO port on outgoing call- CCME in IP Telephony 8 years ago

you cant but you can add one more dial-peer per port with diff prefix 1.T 2.T etc and then call...

douhanm commented on extension problem in IP Telephony 8 years ago

What version of IOS ?you really should go to 12.4.15T3, hanging ephones has been a prolem in...

douhanm commented on Troubleshooting call routing -- sending debugs to syslog server? in IP Telephony 8 years ago

you control that with the level of the logging where debig is the highest level you can have, it...

douhanm commented on Nokia E61 Cisco client in IP Telephony 8 years ago

Yes it was quite easy actually, just add a dial-peer with a COS that makes your intellisynch only...

douhanm commented on ap-manager Interface Unaccessible in LAN, Switching and Routing 8 years ago

the AP maanger is always unpingable so there is nothing wrong with that.

douhanm commented on WS-X6724-SFB 100MB Gbic in LAN, Switching and Routing 8 years ago

yes thats correct you need the other card to support this cannot remember the partno though, we had...

douhanm commented on BLOCK NET SEND in LAN, Switching and Routing 8 years ago

not easily no

douhanm commented on BGP With Two AS in LAN, Switching and Routing 8 years ago

WHat you are trying to do is impossible, you cannot have two routers without direct connectivty...

douhanm commented on How to config Router 2800 in WAN, Routing and Switching 8 years ago

you really need a onsite consultant to hel you with this it is way to complicated to asnwer in a...

douhanm commented on OSPF Loopback in Other Collaboration, Voice, and Video Subjects 8 years ago

I dont really understand this question, you don't ever have to use a loopback ever, however having...

douhanm commented on IP COMMUNICATOR THRU VPN ON ASA 5500 in Other Collaboration, Voice, and Video Subjects 8 years ago

other than QoS on the Internet no you will be just fine.

douhanm commented on Incoming pstn calls ring twice then fast busy. in Other Collaboration, Voice, and Video Subjects 8 years ago

sounds like a transcoding issue where CCM expects a different codec.

douhanm commented on Need help on VOICE MAIL in Video Over IP 8 years ago

use a group mailbox and subscribe all users to it.

douhanm commented on Unified Video Advantage Vista Support in Video Over IP 8 years ago

VT works just fine with vista, just hack the installer and remove the OS checks and it runs just...

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